blink: Cleanup core class forward declarations
Remove useless class forward declarations and add missing
ones in blink core sources.
BUG=none
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_layout_tests_slimming_paint_v2
Review-Url: https://codereview.chromium.org/2463703003
Cr-Commit-Position: refs/heads/master@{#428780}
diff --git a/third_party/WebKit/Source/core/animation/CSSLengthInterpolationType.h b/third_party/WebKit/Source/core/animation/CSSLengthInterpolationType.h
index 3c65f9e..6e219910 100644
--- a/third_party/WebKit/Source/core/animation/CSSLengthInterpolationType.h
+++ b/third_party/WebKit/Source/core/animation/CSSLengthInterpolationType.h
@@ -12,7 +12,6 @@
namespace blink {
class ComputedStyle;
-class CSSToLengthConversionData;
class CSSLengthInterpolationType : public CSSInterpolationType {
public:
diff --git a/third_party/WebKit/Source/core/animation/DocumentAnimations.h b/third_party/WebKit/Source/core/animation/DocumentAnimations.h
index d689d0423..91cfedb 100644
--- a/third_party/WebKit/Source/core/animation/DocumentAnimations.h
+++ b/third_party/WebKit/Source/core/animation/DocumentAnimations.h
@@ -36,7 +36,6 @@
namespace blink {
class Document;
-class Node;
class DocumentAnimations {
public:
diff --git a/third_party/WebKit/Source/core/animation/KeyframeEffect.h b/third_party/WebKit/Source/core/animation/KeyframeEffect.h
index 3fb0aadc..e07e4d3 100644
--- a/third_party/WebKit/Source/core/animation/KeyframeEffect.h
+++ b/third_party/WebKit/Source/core/animation/KeyframeEffect.h
@@ -41,7 +41,6 @@
class Element;
class ExceptionState;
class KeyframeEffectOptions;
-class PropertyHandle;
// Represents the effect of an Animation on an Element's properties.
// http://w3c.github.io/web-animations/#keyframe-effect
diff --git a/third_party/WebKit/Source/core/animation/ListInterpolationFunctions.h b/third_party/WebKit/Source/core/animation/ListInterpolationFunctions.h
index 0bafaaf..4ada695 100644
--- a/third_party/WebKit/Source/core/animation/ListInterpolationFunctions.h
+++ b/third_party/WebKit/Source/core/animation/ListInterpolationFunctions.h
@@ -12,7 +12,6 @@
namespace blink {
-class CSSValueList;
class UnderlyingValueOwner;
class InterpolationType;
diff --git a/third_party/WebKit/Source/core/animation/PrimitiveInterpolation.h b/third_party/WebKit/Source/core/animation/PrimitiveInterpolation.h
index 8b11d40..75ff547d 100644
--- a/third_party/WebKit/Source/core/animation/PrimitiveInterpolation.h
+++ b/third_party/WebKit/Source/core/animation/PrimitiveInterpolation.h
@@ -15,8 +15,6 @@
namespace blink {
-class StyleResolverState;
-
// Represents an animation's effect between an adjacent pair of
// PropertySpecificKeyframes after converting the keyframes to an internal
// format with respect to the animation environment and underlying values.
diff --git a/third_party/WebKit/Source/core/animation/SampledEffect.h b/third_party/WebKit/Source/core/animation/SampledEffect.h
index c09ef4e..2552bef 100644
--- a/third_party/WebKit/Source/core/animation/SampledEffect.h
+++ b/third_party/WebKit/Source/core/animation/SampledEffect.h
@@ -13,8 +13,6 @@
namespace blink {
-class SVGElement;
-
// Associates the results of sampling an EffectModel with metadata used for
// effect ordering and managing composited animations.
class SampledEffect : public GarbageCollectedFinalized<SampledEffect> {
diff --git a/third_party/WebKit/Source/core/animation/TimingInput.h b/third_party/WebKit/Source/core/animation/TimingInput.h
index 99a91be..18542f5 100644
--- a/third_party/WebKit/Source/core/animation/TimingInput.h
+++ b/third_party/WebKit/Source/core/animation/TimingInput.h
@@ -11,7 +11,6 @@
namespace blink {
-class Dictionary;
class Document;
class ExceptionState;
class KeyframeEffectOptions;
diff --git a/third_party/WebKit/Source/core/clipboard/DataTransfer.h b/third_party/WebKit/Source/core/clipboard/DataTransfer.h
index aebebc8..09e282c 100644
--- a/third_party/WebKit/Source/core/clipboard/DataTransfer.h
+++ b/third_party/WebKit/Source/core/clipboard/DataTransfer.h
@@ -44,7 +44,6 @@
class FrameSelection;
class LocalFrame;
class Node;
-class Range;
// Used for drag and drop and copy/paste.
// Drag and Drop:
diff --git a/third_party/WebKit/Source/core/css/BasicShapeFunctions.h b/third_party/WebKit/Source/core/css/BasicShapeFunctions.h
index 0f4506b..c52583bd 100644
--- a/third_party/WebKit/Source/core/css/BasicShapeFunctions.h
+++ b/third_party/WebKit/Source/core/css/BasicShapeFunctions.h
@@ -36,8 +36,6 @@
namespace blink {
-class CSSBasicShapeValue;
-class CSSBasicShape;
class CSSValue;
class FloatPoint;
class StyleResolverState;
diff --git a/third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.h b/third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.h
index 9d3947cb..9a67d5d 100644
--- a/third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.h
+++ b/third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.h
@@ -32,18 +32,11 @@
namespace blink {
-class CSSPrimitiveValue;
-class CSSValueList;
class CSSVariableData;
class ExceptionState;
class MutableStylePropertySet;
class Node;
-class LayoutObject;
class ComputedStyle;
-class ShadowData;
-class ShadowList;
-class StyleColor;
-class StylePropertyShorthand;
class CORE_EXPORT CSSComputedStyleDeclaration final
: public CSSStyleDeclaration {
diff --git a/third_party/WebKit/Source/core/css/CSSCursorImageValue.h b/third_party/WebKit/Source/core/css/CSSCursorImageValue.h
index 2af7418f..733b7fa 100644
--- a/third_party/WebKit/Source/core/css/CSSCursorImageValue.h
+++ b/third_party/WebKit/Source/core/css/CSSCursorImageValue.h
@@ -29,7 +29,6 @@
namespace blink {
class Element;
-class SVGElement;
class CSSCursorImageValue : public CSSValue {
public:
diff --git a/third_party/WebKit/Source/core/css/CSSFontSelectorClient.h b/third_party/WebKit/Source/core/css/CSSFontSelectorClient.h
index 4944c98..6b5ca56 100644
--- a/third_party/WebKit/Source/core/css/CSSFontSelectorClient.h
+++ b/third_party/WebKit/Source/core/css/CSSFontSelectorClient.h
@@ -37,7 +37,6 @@
namespace blink {
class CSSFontSelector;
-class Visitor;
class CORE_EXPORT CSSFontSelectorClient : public GarbageCollectedMixin {
public:
diff --git a/third_party/WebKit/Source/core/css/CSSSegmentedFontFace.h b/third_party/WebKit/Source/core/css/CSSSegmentedFontFace.h
index 6eb5858..6d759a0 100644
--- a/third_party/WebKit/Source/core/css/CSSSegmentedFontFace.h
+++ b/third_party/WebKit/Source/core/css/CSSSegmentedFontFace.h
@@ -38,7 +38,6 @@
namespace blink {
-class CSSFontFace;
class CSSFontSelector;
class FontData;
class FontDescription;
diff --git a/third_party/WebKit/Source/core/css/CSSStyleDeclaration.h b/third_party/WebKit/Source/core/css/CSSStyleDeclaration.h
index 4bc30a0..e86d46f 100644
--- a/third_party/WebKit/Source/core/css/CSSStyleDeclaration.h
+++ b/third_party/WebKit/Source/core/css/CSSStyleDeclaration.h
@@ -34,7 +34,6 @@
class CSSStyleSheet;
class CSSValue;
class ExceptionState;
-class MutableStylePropertySet;
class CORE_EXPORT CSSStyleDeclaration
: public GarbageCollectedFinalized<CSSStyleDeclaration>,
diff --git a/third_party/WebKit/Source/core/css/FontFaceSet.h b/third_party/WebKit/Source/core/css/FontFaceSet.h
index 3923e880..d032e28 100644
--- a/third_party/WebKit/Source/core/css/FontFaceSet.h
+++ b/third_party/WebKit/Source/core/css/FontFaceSet.h
@@ -47,13 +47,10 @@
namespace blink {
class CSSFontFace;
-class CSSFontFaceSource;
class CSSFontSelector;
-class Dictionary;
class ExceptionState;
class Font;
class FontFaceCache;
-class FontResource;
class ExecutionContext;
using FontFaceSetIterable = PairIterable<Member<FontFace>, Member<FontFace>>;
diff --git a/third_party/WebKit/Source/core/css/RuleFeature.h b/third_party/WebKit/Source/core/css/RuleFeature.h
index 8afa230..2f4e20e 100644
--- a/third_party/WebKit/Source/core/css/RuleFeature.h
+++ b/third_party/WebKit/Source/core/css/RuleFeature.h
@@ -36,7 +36,6 @@
struct InvalidationLists;
class QualifiedName;
class RuleData;
-class SpaceSplitString;
class StyleRule;
struct RuleFeature {
diff --git a/third_party/WebKit/Source/core/css/invalidation/StyleSheetInvalidationAnalysis.h b/third_party/WebKit/Source/core/css/invalidation/StyleSheetInvalidationAnalysis.h
index 086987e..ba46474 100644
--- a/third_party/WebKit/Source/core/css/invalidation/StyleSheetInvalidationAnalysis.h
+++ b/third_party/WebKit/Source/core/css/invalidation/StyleSheetInvalidationAnalysis.h
@@ -33,8 +33,6 @@
namespace blink {
-class Document;
-class Node;
class StyleSheetContents;
class TreeScope;
diff --git a/third_party/WebKit/Source/core/css/parser/CSSParser.h b/third_party/WebKit/Source/core/css/parser/CSSParser.h
index 101df433..5d337160 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSParser.h
+++ b/third_party/WebKit/Source/core/css/parser/CSSParser.h
@@ -20,7 +20,6 @@
class Element;
class ImmutableStylePropertySet;
class MutableStylePropertySet;
-class StyleColor;
class StyleRuleBase;
class StyleRuleKeyframe;
class StyleSheetContents;
diff --git a/third_party/WebKit/Source/core/css/parser/CSSParserObserver.h b/third_party/WebKit/Source/core/css/parser/CSSParserObserver.h
index 0c32b9a..627545b 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSParserObserver.h
+++ b/third_party/WebKit/Source/core/css/parser/CSSParserObserver.h
@@ -31,7 +31,6 @@
namespace blink {
class CSSParserToken;
-class CSSParserTokenRange;
// This is only for the inspector and shouldn't be used elsewhere.
class CSSParserObserver {
diff --git a/third_party/WebKit/Source/core/css/parser/CSSParserObserverWrapper.h b/third_party/WebKit/Source/core/css/parser/CSSParserObserverWrapper.h
index 4f86f54..fae709e7 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSParserObserverWrapper.h
+++ b/third_party/WebKit/Source/core/css/parser/CSSParserObserverWrapper.h
@@ -10,6 +10,9 @@
namespace blink {
+class CSSParserToken;
+class CSSParserTokenRange;
+
class CSSParserObserverWrapper {
STACK_ALLOCATED();
diff --git a/third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.h b/third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.h
index 0a499bb..3cac30d 100644
--- a/third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.h
+++ b/third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.h
@@ -40,7 +40,6 @@
class PageRuleCollector;
class StyleSheetContents;
-class ViewportStyleResolver;
// This class selects a ComputedStyle for a given element based on a collection
// of stylesheets.
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleResolver.h b/third_party/WebKit/Source/core/css/resolver/StyleResolver.h
index d689639b..dd51d9f1 100644
--- a/third_party/WebKit/Source/core/css/resolver/StyleResolver.h
+++ b/third_party/WebKit/Source/core/css/resolver/StyleResolver.h
@@ -49,13 +49,11 @@
class CSSRuleList;
class CSSStyleSheet;
class CSSValue;
-class ContainerNode;
class Document;
class Element;
class Interpolation;
class MatchResult;
class MediaQueryEvaluator;
-class ScopedStyleResolver;
class StylePropertySet;
class StyleRule;
diff --git a/third_party/WebKit/Source/core/dom/AXObjectCache.h b/third_party/WebKit/Source/core/dom/AXObjectCache.h
index 6649a31..712aa0c 100644
--- a/third_party/WebKit/Source/core/dom/AXObjectCache.h
+++ b/third_party/WebKit/Source/core/dom/AXObjectCache.h
@@ -43,7 +43,6 @@
class HTMLSelectElement;
class LayoutMenuList;
class LineLayoutItem;
-class Page;
class CORE_EXPORT AXObjectCache
: public GarbageCollectedFinalized<AXObjectCache> {
diff --git a/third_party/WebKit/Source/core/dom/CompositorProxyClient.h b/third_party/WebKit/Source/core/dom/CompositorProxyClient.h
index 2574d58..95c056a 100644
--- a/third_party/WebKit/Source/core/dom/CompositorProxyClient.h
+++ b/third_party/WebKit/Source/core/dom/CompositorProxyClient.h
@@ -14,8 +14,6 @@
namespace blink {
class CompositorProxy;
-class Event;
-class ScriptState;
class WorkerClients;
class WorkerGlobalScope;
diff --git a/third_party/WebKit/Source/core/dom/ContainerNode.h b/third_party/WebKit/Source/core/dom/ContainerNode.h
index ea945df..385aa49 100644
--- a/third_party/WebKit/Source/core/dom/ContainerNode.h
+++ b/third_party/WebKit/Source/core/dom/ContainerNode.h
@@ -38,7 +38,9 @@
class ExceptionState;
class FloatPoint;
class HTMLCollection;
+class NameNodeList;
using StaticElementList = StaticNodeTypeList<Element>;
+class RadioNodeList;
class TagCollection;
enum DynamicRestyleFlags {
diff --git a/third_party/WebKit/Source/core/dom/DOMImplementation.h b/third_party/WebKit/Source/core/dom/DOMImplementation.h
index df20e9e..b807ad2c 100644
--- a/third_party/WebKit/Source/core/dom/DOMImplementation.h
+++ b/third_party/WebKit/Source/core/dom/DOMImplementation.h
@@ -33,9 +33,7 @@
class DocumentInit;
class DocumentType;
class ExceptionState;
-class LocalFrame;
class HTMLDocument;
-class KURL;
class XMLDocument;
class CORE_EXPORT DOMImplementation final
diff --git a/third_party/WebKit/Source/core/dom/DOMURL.h b/third_party/WebKit/Source/core/dom/DOMURL.h
index 8ea54ea..1dccfa4 100644
--- a/third_party/WebKit/Source/core/dom/DOMURL.h
+++ b/third_party/WebKit/Source/core/dom/DOMURL.h
@@ -36,7 +36,6 @@
namespace blink {
-class Blob;
class ExceptionState;
class ExecutionContext;
class URLRegistrable;
diff --git a/third_party/WebKit/Source/core/dom/DocumentParserTiming.h b/third_party/WebKit/Source/core/dom/DocumentParserTiming.h
index 7cafb0c..abe50c9 100644
--- a/third_party/WebKit/Source/core/dom/DocumentParserTiming.h
+++ b/third_party/WebKit/Source/core/dom/DocumentParserTiming.h
@@ -12,8 +12,6 @@
namespace blink {
-class LocalFrame;
-
// DocumentParserTiming is responsible for tracking parser-related timings for a
// given document.
class DocumentParserTiming final
diff --git a/third_party/WebKit/Source/core/dom/Element.h b/third_party/WebKit/Source/core/dom/Element.h
index fdb1718c8..ae22bda 100644
--- a/third_party/WebKit/Source/core/dom/Element.h
+++ b/third_party/WebKit/Source/core/dom/Element.h
@@ -53,17 +53,15 @@
class CustomElementDefinition;
class DOMStringMap;
class DOMTokenList;
-class Dictionary;
class ElementRareData;
class ElementShadow;
class ExceptionState;
class Image;
class InputDeviceCapabilities;
-class IntSize;
class Locale;
class MutableStylePropertySet;
+class NamedNodeMap;
class NodeIntersectionObserverData;
-class PropertySetCSSStyleDeclaration;
class PseudoElement;
class ResizeObservation;
class ResizeObserver;
diff --git a/third_party/WebKit/Source/core/dom/ElementRareData.h b/third_party/WebKit/Source/core/dom/ElementRareData.h
index 5a2fd0b6..223da50f 100644
--- a/third_party/WebKit/Source/core/dom/ElementRareData.h
+++ b/third_party/WebKit/Source/core/dom/ElementRareData.h
@@ -45,7 +45,6 @@
namespace blink {
-class HTMLElement;
class CompositorProxiedPropertySet;
class ResizeObservation;
class ResizeObserver;
diff --git a/third_party/WebKit/Source/core/dom/ExecutionContext.h b/third_party/WebKit/Source/core/dom/ExecutionContext.h
index 569a576..5ecb70c 100644
--- a/third_party/WebKit/Source/core/dom/ExecutionContext.h
+++ b/third_party/WebKit/Source/core/dom/ExecutionContext.h
@@ -55,7 +55,6 @@
class LocalDOMWindow;
class PublicURLManager;
class SecurityOrigin;
-class SourceLocation;
class CORE_EXPORT ExecutionContext : public ContextLifecycleNotifier,
public Supplementable<ExecutionContext> {
diff --git a/third_party/WebKit/Source/core/dom/IdleRequestCallback.h b/third_party/WebKit/Source/core/dom/IdleRequestCallback.h
index 8867846..7f74d0a4 100644
--- a/third_party/WebKit/Source/core/dom/IdleRequestCallback.h
+++ b/third_party/WebKit/Source/core/dom/IdleRequestCallback.h
@@ -11,8 +11,6 @@
namespace blink {
-class IdleCallbackDeadline;
-
class IdleRequestCallback
: public GarbageCollectedFinalized<IdleRequestCallback> {
public:
diff --git a/third_party/WebKit/Source/core/dom/MessagePort.h b/third_party/WebKit/Source/core/dom/MessagePort.h
index f3cb2658..9a3e38a 100644
--- a/third_party/WebKit/Source/core/dom/MessagePort.h
+++ b/third_party/WebKit/Source/core/dom/MessagePort.h
@@ -45,7 +45,6 @@
class ExceptionState;
class ExecutionContext;
class MessagePort;
-class ScriptState;
class SerializedScriptValue;
// Not to be confused with WebMessagePortChannelArray; this one uses Vector and
diff --git a/third_party/WebKit/Source/core/dom/Node.h b/third_party/WebKit/Source/core/dom/Node.h
index dd94897..1456936 100644
--- a/third_party/WebKit/Source/core/dom/Node.h
+++ b/third_party/WebKit/Source/core/dom/Node.h
@@ -46,38 +46,23 @@
namespace blink {
class Attribute;
-class ClassCollection;
class ContainerNode;
-class DOMTokenList;
class Document;
class Element;
class ElementShadow;
class Event;
-class EventDispatchMediator;
class EventListener;
class ExceptionState;
-class FloatPoint;
class GetRootNodeOptions;
-class LocalFrame;
-class HTMLInputElement;
class HTMLQualifiedName;
class HTMLSlotElement;
class IntRect;
class EventDispatchHandlingState;
-class KeyboardEvent;
-class NSResolver;
-class NameNodeList;
-class NamedNodeMap;
-class NodeEventContext;
class NodeList;
class NodeListsNodeData;
class NodeRareData;
-class PlatformGestureEvent;
class PlatformMouseEvent;
-class PlatformWheelEvent;
-class PointerEvent;
class QualifiedName;
-class RadioNodeList;
class RegisteredEventListener;
class LayoutBox;
class LayoutBoxModelObject;
@@ -89,7 +74,6 @@
class StaticNodeTypeList;
using StaticNodeList = StaticNodeTypeList<Node>;
class StyleChangeReasonForTracing;
-class TagCollection;
class Text;
class TouchEvent;
diff --git a/third_party/WebKit/Source/core/dom/ScriptRunner.h b/third_party/WebKit/Source/core/dom/ScriptRunner.h
index 2ef7f2e8..9f6b004f0 100644
--- a/third_party/WebKit/Source/core/dom/ScriptRunner.h
+++ b/third_party/WebKit/Source/core/dom/ScriptRunner.h
@@ -35,7 +35,6 @@
namespace blink {
-class CancellableTaskFactory;
class Document;
class ScriptLoader;
class WebTaskRunner;
diff --git a/third_party/WebKit/Source/core/dom/SecurityContext.h b/third_party/WebKit/Source/core/dom/SecurityContext.h
index 449019a1..072cbc6 100644
--- a/third_party/WebKit/Source/core/dom/SecurityContext.h
+++ b/third_party/WebKit/Source/core/dom/SecurityContext.h
@@ -45,7 +45,6 @@
class SecurityOrigin;
class ContentSecurityPolicy;
-class KURL;
class CORE_EXPORT SecurityContext : public GarbageCollectedMixin {
WTF_MAKE_NONCOPYABLE(SecurityContext);
diff --git a/third_party/WebKit/Source/core/dom/StaticNodeList.h b/third_party/WebKit/Source/core/dom/StaticNodeList.h
index fb5b441..9f6079e 100644
--- a/third_party/WebKit/Source/core/dom/StaticNodeList.h
+++ b/third_party/WebKit/Source/core/dom/StaticNodeList.h
@@ -34,7 +34,6 @@
namespace blink {
-class Element;
class Node;
template <typename NodeType>
diff --git a/third_party/WebKit/Source/core/dom/custom/CustomElementDefinitionBuilder.h b/third_party/WebKit/Source/core/dom/custom/CustomElementDefinitionBuilder.h
index 609c63f..fe7df45 100644
--- a/third_party/WebKit/Source/core/dom/custom/CustomElementDefinitionBuilder.h
+++ b/third_party/WebKit/Source/core/dom/custom/CustomElementDefinitionBuilder.h
@@ -14,9 +14,6 @@
class CustomElementDefinition;
class CustomElementDescriptor;
class CustomElementRegistry;
-class ExceptionState;
-class ScriptState;
-class ScriptValue;
// Implement CustomElementDefinitionBuilder to provide
// technology-specific steps for CustomElementRegistry.define.
diff --git a/third_party/WebKit/Source/core/dom/shadow/FlatTreeTraversal.h b/third_party/WebKit/Source/core/dom/shadow/FlatTreeTraversal.h
index 5ff4811..72514eb 100644
--- a/third_party/WebKit/Source/core/dom/shadow/FlatTreeTraversal.h
+++ b/third_party/WebKit/Source/core/dom/shadow/FlatTreeTraversal.h
@@ -37,7 +37,6 @@
namespace blink {
class ContainerNode;
-class HTMLSlotElement;
class Node;
// Flat tree version of |NodeTraversal|.
diff --git a/third_party/WebKit/Source/core/dom/shadow/ShadowRoot.h b/third_party/WebKit/Source/core/dom/shadow/ShadowRoot.h
index d766781..9e60eb7 100644
--- a/third_party/WebKit/Source/core/dom/shadow/ShadowRoot.h
+++ b/third_party/WebKit/Source/core/dom/shadow/ShadowRoot.h
@@ -41,7 +41,6 @@
class ElementShadow;
class ExceptionState;
class HTMLShadowElement;
-class HTMLSlotElement;
class InsertionPoint;
class ShadowRootRareDataV0;
class SlotAssignment;
diff --git a/third_party/WebKit/Source/core/editing/CaretBase.h b/third_party/WebKit/Source/core/editing/CaretBase.h
index 29a3df0..15cbba2 100644
--- a/third_party/WebKit/Source/core/editing/CaretBase.h
+++ b/third_party/WebKit/Source/core/editing/CaretBase.h
@@ -36,12 +36,9 @@
namespace blink {
-class CullRect;
class DisplayItemClient;
-class LocalFrame;
class GraphicsContext;
class LayoutBlock;
-class LayoutViewItem;
class CORE_EXPORT CaretBase : public GarbageCollectedFinalized<CaretBase>,
public DisplayItemClient {
diff --git a/third_party/WebKit/Source/core/editing/EditingStrategy.h b/third_party/WebKit/Source/core/editing/EditingStrategy.h
index d7b2c43..7fa2f02 100644
--- a/third_party/WebKit/Source/core/editing/EditingStrategy.h
+++ b/third_party/WebKit/Source/core/editing/EditingStrategy.h
@@ -12,12 +12,6 @@
namespace blink {
-template <typename Strategy>
-class PositionTemplate;
-
-template <typename Strategy>
-class PositionIteratorAlgorithm;
-
// Editing algorithm defined on node traversal.
template <typename Traversal>
class CORE_TEMPLATE_CLASS_EXPORT EditingAlgorithm : public Traversal {
diff --git a/third_party/WebKit/Source/core/editing/EditingUtilities.h b/third_party/WebKit/Source/core/editing/EditingUtilities.h
index aa58fe1..0b334ec5 100644
--- a/third_party/WebKit/Source/core/editing/EditingUtilities.h
+++ b/third_party/WebKit/Source/core/editing/EditingUtilities.h
@@ -60,11 +60,8 @@
class Document;
class Element;
-class HTMLBRElement;
class HTMLElement;
-class HTMLLIElement;
class HTMLSpanElement;
-class HTMLUListElement;
class Node;
class Range;
diff --git a/third_party/WebKit/Source/core/editing/Editor.h b/third_party/WebKit/Source/core/editing/Editor.h
index 27e6d9f..ac286f1c 100644
--- a/third_party/WebKit/Source/core/editing/Editor.h
+++ b/third_party/WebKit/Source/core/editing/Editor.h
@@ -45,7 +45,6 @@
class CompositeEditCommand;
class DragData;
-class DummyPageHolder;
class EditCommandComposition;
class EditorClient;
class EditorInternalCommand;
diff --git a/third_party/WebKit/Source/core/editing/FrameSelection.h b/third_party/WebKit/Source/core/editing/FrameSelection.h
index 1e2a5a36..694e1ad1 100644
--- a/third_party/WebKit/Source/core/editing/FrameSelection.h
+++ b/third_party/WebKit/Source/core/editing/FrameSelection.h
@@ -44,9 +44,7 @@
namespace blink {
-class CaretBase;
class CharacterData;
-class CullRect;
class LayoutBlock;
class LocalFrame;
class FrameCaret;
diff --git a/third_party/WebKit/Source/core/editing/PendingSelection.h b/third_party/WebKit/Source/core/editing/PendingSelection.h
index ddaa4fba..aec09a8 100644
--- a/third_party/WebKit/Source/core/editing/PendingSelection.h
+++ b/third_party/WebKit/Source/core/editing/PendingSelection.h
@@ -28,7 +28,6 @@
namespace blink {
-class Document;
class FrameSelection;
class LayoutView;
diff --git a/third_party/WebKit/Source/core/editing/Position.h b/third_party/WebKit/Source/core/editing/Position.h
index 18176c1..0117c6d 100644
--- a/third_party/WebKit/Source/core/editing/Position.h
+++ b/third_party/WebKit/Source/core/editing/Position.h
@@ -38,9 +38,7 @@
namespace blink {
-class Element;
class Node;
-class LayoutObject;
class Text;
enum class TextAffinity;
class TreeScope;
diff --git a/third_party/WebKit/Source/core/editing/VisibleSelection.h b/third_party/WebKit/Source/core/editing/VisibleSelection.h
index 16b18f0..0454b750 100644
--- a/third_party/WebKit/Source/core/editing/VisibleSelection.h
+++ b/third_party/WebKit/Source/core/editing/VisibleSelection.h
@@ -39,7 +39,6 @@
namespace blink {
-class LayoutPoint;
class SelectionAdjuster;
const TextAffinity SelDefaultAffinity = TextAffinity::Downstream;
diff --git a/third_party/WebKit/Source/core/editing/iterators/BitStack.h b/third_party/WebKit/Source/core/editing/iterators/BitStack.h
index 4f31e58..23446b9 100644
--- a/third_party/WebKit/Source/core/editing/iterators/BitStack.h
+++ b/third_party/WebKit/Source/core/editing/iterators/BitStack.h
@@ -32,8 +32,6 @@
namespace blink {
-class Node;
-
class CORE_EXPORT BitStack {
STACK_ALLOCATED();
diff --git a/third_party/WebKit/Source/core/editing/iterators/SimplifiedBackwardsTextIterator.h b/third_party/WebKit/Source/core/editing/iterators/SimplifiedBackwardsTextIterator.h
index e59e1bb..d0b1c20a 100644
--- a/third_party/WebKit/Source/core/editing/iterators/SimplifiedBackwardsTextIterator.h
+++ b/third_party/WebKit/Source/core/editing/iterators/SimplifiedBackwardsTextIterator.h
@@ -35,7 +35,6 @@
namespace blink {
class LayoutText;
-class LayoutTextFragment;
// Iterates through the DOM range, returning all the text, and 0-length
// boundaries at points where replaced elements break up the text flow. The text
diff --git a/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h b/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h
index 80a62a28..758f7c9 100644
--- a/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h
+++ b/third_party/WebKit/Source/core/editing/markers/DocumentMarkerController.h
@@ -39,8 +39,6 @@
namespace blink {
-class LayoutPoint;
-class LayoutRect;
class Node;
class Range;
class RenderedDocumentMarker;
diff --git a/third_party/WebKit/Source/core/editing/serializers/MarkupAccumulator.h b/third_party/WebKit/Source/core/editing/serializers/MarkupAccumulator.h
index 1a6247e..313b4ad 100644
--- a/third_party/WebKit/Source/core/editing/serializers/MarkupAccumulator.h
+++ b/third_party/WebKit/Source/core/editing/serializers/MarkupAccumulator.h
@@ -37,7 +37,6 @@
namespace blink {
class Attribute;
-class DocumentType;
class Element;
class Node;
diff --git a/third_party/WebKit/Source/core/events/Event.h b/third_party/WebKit/Source/core/events/Event.h
index 0cc0ccb..bfe0b65f 100644
--- a/third_party/WebKit/Source/core/events/Event.h
+++ b/third_party/WebKit/Source/core/events/Event.h
@@ -37,6 +37,7 @@
namespace blink {
class DOMWrapperWorld;
+class EventDispatchMediator;
class EventTarget;
class ExecutionContext;
diff --git a/third_party/WebKit/Source/core/events/EventDispatcher.h b/third_party/WebKit/Source/core/events/EventDispatcher.h
index 288a912..d61d7cb 100644
--- a/third_party/WebKit/Source/core/events/EventDispatcher.h
+++ b/third_party/WebKit/Source/core/events/EventDispatcher.h
@@ -41,8 +41,6 @@
class FrameView;
class EventDispatchHandlingState;
class Node;
-class NodeEventContext;
-class WindowEventContext;
class EventDispatchHandlingState
: public GarbageCollected<EventDispatchHandlingState> {
diff --git a/third_party/WebKit/Source/core/events/KeyboardEvent.h b/third_party/WebKit/Source/core/events/KeyboardEvent.h
index 26a5e34..dcf3b7ce8 100644
--- a/third_party/WebKit/Source/core/events/KeyboardEvent.h
+++ b/third_party/WebKit/Source/core/events/KeyboardEvent.h
@@ -33,8 +33,6 @@
namespace blink {
-class EventDispatcher;
-
class CORE_EXPORT KeyboardEvent final : public UIEventWithKeyState {
DEFINE_WRAPPERTYPEINFO();
diff --git a/third_party/WebKit/Source/core/fetch/ImageResource.h b/third_party/WebKit/Source/core/fetch/ImageResource.h
index a44ca31..da11324 100644
--- a/third_party/WebKit/Source/core/fetch/ImageResource.h
+++ b/third_party/WebKit/Source/core/fetch/ImageResource.h
@@ -37,7 +37,6 @@
namespace blink {
class FetchRequest;
-class FloatSize;
class ImageResourceObserver;
class MemoryCache;
class ResourceClient;
diff --git a/third_party/WebKit/Source/core/fetch/ResourceFetcher.h b/third_party/WebKit/Source/core/fetch/ResourceFetcher.h
index bdaca57..cc59c87 100644
--- a/third_party/WebKit/Source/core/fetch/ResourceFetcher.h
+++ b/third_party/WebKit/Source/core/fetch/ResourceFetcher.h
@@ -47,14 +47,9 @@
namespace blink {
class ArchiveResource;
-class CSSStyleSheetResource;
class DocumentResource;
-class FontResource;
class ImageResource;
class MHTMLArchive;
-class RawResource;
-class ScriptResource;
-class XSLStyleSheetResource;
class KURL;
class ResourceTimingInfo;
diff --git a/third_party/WebKit/Source/core/frame/DOMWindow.h b/third_party/WebKit/Source/core/frame/DOMWindow.h
index 51ce23a..128b40a 100644
--- a/third_party/WebKit/Source/core/frame/DOMWindow.h
+++ b/third_party/WebKit/Source/core/frame/DOMWindow.h
@@ -23,7 +23,6 @@
class CustomElementRegistry;
class DOMSelection;
class DOMVisualViewport;
-class DOMWindowCSS;
class Document;
class Element;
class External;
@@ -41,7 +40,6 @@
class ScriptState;
class ScrollToOptions;
class SerializedScriptValue;
-class Storage;
class StyleMedia;
class CORE_EXPORT DOMWindow : public EventTargetWithInlineData,
diff --git a/third_party/WebKit/Source/core/frame/DOMWindowProperty.h b/third_party/WebKit/Source/core/frame/DOMWindowProperty.h
index 5a01f86a..06257b3 100644
--- a/third_party/WebKit/Source/core/frame/DOMWindowProperty.h
+++ b/third_party/WebKit/Source/core/frame/DOMWindowProperty.h
@@ -31,7 +31,6 @@
namespace blink {
-class LocalDOMWindow;
class LocalFrame;
class CORE_EXPORT DOMWindowProperty : public GarbageCollectedMixin {
diff --git a/third_party/WebKit/Source/core/frame/FrameClient.h b/third_party/WebKit/Source/core/frame/FrameClient.h
index fb7fcbf..4af7581 100644
--- a/third_party/WebKit/Source/core/frame/FrameClient.h
+++ b/third_party/WebKit/Source/core/frame/FrameClient.h
@@ -12,9 +12,6 @@
namespace blink {
class Frame;
-class LocalFrame;
-class MessageEvent;
-class SecurityOrigin;
enum class FrameDetachType;
class CORE_EXPORT FrameClient : public GarbageCollectedFinalized<FrameClient> {
diff --git a/third_party/WebKit/Source/core/frame/FrameHost.h b/third_party/WebKit/Source/core/frame/FrameHost.h
index 745134b..d9c65a00 100644
--- a/third_party/WebKit/Source/core/frame/FrameHost.h
+++ b/third_party/WebKit/Source/core/frame/FrameHost.h
@@ -52,7 +52,6 @@
class Settings;
class TopDocumentRootScrollerController;
class UseCounter;
-class Visitor;
class VisualViewport;
// FrameHost is the set of global data shared between multiple frames
diff --git a/third_party/WebKit/Source/core/frame/FrameSerializer.h b/third_party/WebKit/Source/core/frame/FrameSerializer.h
index e2e6885..6ad615b 100644
--- a/third_party/WebKit/Source/core/frame/FrameSerializer.h
+++ b/third_party/WebKit/Source/core/frame/FrameSerializer.h
@@ -50,8 +50,6 @@
class FontResource;
class ImageResource;
class LocalFrame;
-class Node;
-class LayoutObject;
class Resource;
class SharedBuffer;
class StylePropertySet;
diff --git a/third_party/WebKit/Source/core/frame/FrameView.h b/third_party/WebKit/Source/core/frame/FrameView.h
index 60384e6..b07546a 100644
--- a/third_party/WebKit/Source/core/frame/FrameView.h
+++ b/third_party/WebKit/Source/core/frame/FrameView.h
@@ -64,7 +64,6 @@
class Cursor;
class Element;
class FloatSize;
-class HTMLFrameOwnerElement;
class JSONArray;
class JSONObject;
class LayoutItem;
diff --git a/third_party/WebKit/Source/core/frame/LocalDOMWindow.h b/third_party/WebKit/Source/core/frame/LocalDOMWindow.h
index e1617c31..c9abc022 100644
--- a/third_party/WebKit/Source/core/frame/LocalDOMWindow.h
+++ b/third_party/WebKit/Source/core/frame/LocalDOMWindow.h
@@ -45,9 +45,7 @@
class DocumentInit;
class EventListener;
class EventQueue;
-class ExceptionState;
class FrameConsole;
-class IntRect;
class MessageEvent;
class Page;
class PostMessageTimer;
diff --git a/third_party/WebKit/Source/core/frame/LocalFrame.h b/third_party/WebKit/Source/core/frame/LocalFrame.h
index 7c8ff2c..34d1eac 100644
--- a/third_party/WebKit/Source/core/frame/LocalFrame.h
+++ b/third_party/WebKit/Source/core/frame/LocalFrame.h
@@ -58,14 +58,12 @@
class FrameConsole;
class FrameSelection;
class FrameView;
-class HTMLPlugInElement;
class InputMethodController;
class InterfaceProvider;
class InterfaceRegistry;
class IntPoint;
class IntSize;
class InstrumentingAgents;
-class JSONObject;
class LayoutView;
class LayoutViewItem;
class LocalDOMWindow;
@@ -78,7 +76,6 @@
class Range;
class ScriptController;
class SpellChecker;
-class WebFrameHostScheduler;
class WebFrameScheduler;
extern template class CORE_EXTERN_TEMPLATE_EXPORT Supplement<LocalFrame>;
diff --git a/third_party/WebKit/Source/core/frame/RemoteFrameClient.h b/third_party/WebKit/Source/core/frame/RemoteFrameClient.h
index b65807c..d1badcc 100644
--- a/third_party/WebKit/Source/core/frame/RemoteFrameClient.h
+++ b/third_party/WebKit/Source/core/frame/RemoteFrameClient.h
@@ -14,7 +14,10 @@
class Event;
class IntRect;
+class LocalFrame;
+class MessageEvent;
class ResourceRequest;
+class SecurityOrigin;
class RemoteFrameClient : public FrameClient {
public:
diff --git a/third_party/WebKit/Source/core/frame/UseCounter.h b/third_party/WebKit/Source/core/frame/UseCounter.h
index 4baee85..fde935e 100644
--- a/third_party/WebKit/Source/core/frame/UseCounter.h
+++ b/third_party/WebKit/Source/core/frame/UseCounter.h
@@ -41,7 +41,6 @@
class EnumerationHistogram;
class ExecutionContext;
class Frame;
-class LocalFrame;
class StyleSheetContents;
// UseCounter is used for counting the number of times features of
diff --git a/third_party/WebKit/Source/core/html/HTMLAreaElement.h b/third_party/WebKit/Source/core/html/HTMLAreaElement.h
index 41ced899..7baddad 100644
--- a/third_party/WebKit/Source/core/html/HTMLAreaElement.h
+++ b/third_party/WebKit/Source/core/html/HTMLAreaElement.h
@@ -30,7 +30,6 @@
namespace blink {
-class HitTestResult;
class HTMLImageElement;
class Path;
diff --git a/third_party/WebKit/Source/core/html/HTMLCanvasElement.h b/third_party/WebKit/Source/core/html/HTMLCanvasElement.h
index f3a71240..73ab97f 100644
--- a/third_party/WebKit/Source/core/html/HTMLCanvasElement.h
+++ b/third_party/WebKit/Source/core/html/HTMLCanvasElement.h
@@ -51,8 +51,6 @@
#define CanvasDefaultInterpolationQuality InterpolationLow
-class SkColorSpace;
-
namespace blink {
class AffineTransform;
@@ -68,7 +66,6 @@
class ImageBufferSurface;
class ImageData;
class IntSize;
-class WebGraphicsContext3DProvider;
class
CanvasRenderingContext2DOrWebGLRenderingContextOrWebGL2RenderingContextOrImageBitmapRenderingContext;
diff --git a/third_party/WebKit/Source/core/html/HTMLElement.h b/third_party/WebKit/Source/core/html/HTMLElement.h
index 43db3f859..d2563d8 100644
--- a/third_party/WebKit/Source/core/html/HTMLElement.h
+++ b/third_party/WebKit/Source/core/html/HTMLElement.h
@@ -32,6 +32,7 @@
class HTMLFormElement;
class HTMLMenuElement;
class ExceptionState;
+class KeyboardEvent;
enum TranslateAttributeMode {
TranslateAttributeYes,
diff --git a/third_party/WebKit/Source/core/html/HTMLFrameOwnerElement.h b/third_party/WebKit/Source/core/html/HTMLFrameOwnerElement.h
index 3316716..b61ffb2 100644
--- a/third_party/WebKit/Source/core/html/HTMLFrameOwnerElement.h
+++ b/third_party/WebKit/Source/core/html/HTMLFrameOwnerElement.h
@@ -32,7 +32,6 @@
namespace blink {
-class LocalDOMWindow;
class ExceptionState;
class Frame;
class LayoutPart;
diff --git a/third_party/WebKit/Source/core/html/HTMLMapElement.h b/third_party/WebKit/Source/core/html/HTMLMapElement.h
index 4593ef45..b1a8972 100644
--- a/third_party/WebKit/Source/core/html/HTMLMapElement.h
+++ b/third_party/WebKit/Source/core/html/HTMLMapElement.h
@@ -28,7 +28,6 @@
namespace blink {
-class HitTestResult;
class HTMLImageElement;
class CORE_EXPORT HTMLMapElement final : public HTMLElement {
diff --git a/third_party/WebKit/Source/core/html/HTMLVideoElement.h b/third_party/WebKit/Source/core/html/HTMLVideoElement.h
index e8575f0..1f91b29 100644
--- a/third_party/WebKit/Source/core/html/HTMLVideoElement.h
+++ b/third_party/WebKit/Source/core/html/HTMLVideoElement.h
@@ -43,7 +43,6 @@
namespace blink {
class ExceptionState;
-class GraphicsContext;
class ImageBitmapOptions;
class CORE_EXPORT HTMLVideoElement final : public HTMLMediaElement,
diff --git a/third_party/WebKit/Source/core/html/forms/TextFieldInputType.h b/third_party/WebKit/Source/core/html/forms/TextFieldInputType.h
index fe0c91f..f3d41aae 100644
--- a/third_party/WebKit/Source/core/html/forms/TextFieldInputType.h
+++ b/third_party/WebKit/Source/core/html/forms/TextFieldInputType.h
@@ -37,8 +37,6 @@
namespace blink {
-class FormDataList;
-
// The class represents types of which UI contain text fields.
// It supports not only the types for BaseTextInputType but also type=number.
class TextFieldInputType : public InputType,
diff --git a/third_party/WebKit/Source/core/html/parser/HTMLScriptRunnerHost.h b/third_party/WebKit/Source/core/html/parser/HTMLScriptRunnerHost.h
index 590dadea..34599a3 100644
--- a/third_party/WebKit/Source/core/html/parser/HTMLScriptRunnerHost.h
+++ b/third_party/WebKit/Source/core/html/parser/HTMLScriptRunnerHost.h
@@ -33,7 +33,6 @@
class HTMLInputStream;
class Resource;
-class Visitor;
class CORE_EXPORT HTMLScriptRunnerHost : public GarbageCollectedMixin {
public:
diff --git a/third_party/WebKit/Source/core/html/shadow/MediaControls.h b/third_party/WebKit/Source/core/html/shadow/MediaControls.h
index 6076276d..b953862 100644
--- a/third_party/WebKit/Source/core/html/shadow/MediaControls.h
+++ b/third_party/WebKit/Source/core/html/shadow/MediaControls.h
@@ -33,7 +33,6 @@
namespace blink {
class Event;
-class TextTrackContainer;
class MediaControlsWindowEventListener;
class CORE_EXPORT MediaControls final : public HTMLDivElement {
diff --git a/third_party/WebKit/Source/core/html/shadow/MediaControlsWindowEventListener.h b/third_party/WebKit/Source/core/html/shadow/MediaControlsWindowEventListener.h
index 22a60c8..7e76a5a4 100644
--- a/third_party/WebKit/Source/core/html/shadow/MediaControlsWindowEventListener.h
+++ b/third_party/WebKit/Source/core/html/shadow/MediaControlsWindowEventListener.h
@@ -11,7 +11,6 @@
namespace blink {
class MediaControls;
-class LocalDOMWindow;
class MediaControlsWindowEventListener final : public EventListener {
public:
diff --git a/third_party/WebKit/Source/core/imagebitmap/ImageBitmapFactories.h b/third_party/WebKit/Source/core/imagebitmap/ImageBitmapFactories.h
index f5dc6920..26a7049d 100644
--- a/third_party/WebKit/Source/core/imagebitmap/ImageBitmapFactories.h
+++ b/third_party/WebKit/Source/core/imagebitmap/ImageBitmapFactories.h
@@ -53,7 +53,6 @@
class ExecutionContext;
class ImageBitmapSource;
class ImageBitmapOptions;
-class ImageDecoder;
class WebTaskRunner;
typedef HTMLImageElementOrHTMLVideoElementOrHTMLCanvasElementOrBlobOrImageDataOrImageBitmap
diff --git a/third_party/WebKit/Source/core/input/EventHandler.h b/third_party/WebKit/Source/core/input/EventHandler.h
index fa3e4f5..b6bded3 100644
--- a/third_party/WebKit/Source/core/input/EventHandler.h
+++ b/third_party/WebKit/Source/core/input/EventHandler.h
@@ -55,13 +55,11 @@
class DataTransfer;
class PaintLayer;
-class Document;
class Element;
class Event;
class EventTarget;
template <typename EventType>
class EventWithHitTestResults;
-class FloatPoint;
class FloatQuad;
class FrameHost;
class HTMLFrameSetElement;
@@ -79,7 +77,6 @@
class SelectionController;
class TextEvent;
class WheelEvent;
-class Widget;
class CORE_EXPORT EventHandler final
: public GarbageCollectedFinalized<EventHandler> {
diff --git a/third_party/WebKit/Source/core/input/ScrollManager.h b/third_party/WebKit/Source/core/input/ScrollManager.h
index 6d62634..db2bd29 100644
--- a/third_party/WebKit/Source/core/input/ScrollManager.h
+++ b/third_party/WebKit/Source/core/input/ScrollManager.h
@@ -19,7 +19,6 @@
namespace blink {
class AutoscrollController;
-class FloatPoint;
class FrameHost;
class LayoutBox;
class LayoutObject;
diff --git a/third_party/WebKit/Source/core/input/TouchActionUtil.h b/third_party/WebKit/Source/core/input/TouchActionUtil.h
index 88715bb..6527de7 100644
--- a/third_party/WebKit/Source/core/input/TouchActionUtil.h
+++ b/third_party/WebKit/Source/core/input/TouchActionUtil.h
@@ -10,7 +10,6 @@
namespace blink {
-class LayoutObject;
class Node;
namespace TouchActionUtil {
diff --git a/third_party/WebKit/Source/core/inspector/DevToolsHost.h b/third_party/WebKit/Source/core/inspector/DevToolsHost.h
index b623d3e..11aed27 100644
--- a/third_party/WebKit/Source/core/inspector/DevToolsHost.h
+++ b/third_party/WebKit/Source/core/inspector/DevToolsHost.h
@@ -37,7 +37,6 @@
namespace blink {
class ContextMenuItem;
-class Event;
class FrontendMenuProvider;
class InspectorFrontendClient;
class LocalFrame;
diff --git a/third_party/WebKit/Source/core/inspector/InspectorAnimationAgent.h b/third_party/WebKit/Source/core/inspector/InspectorAnimationAgent.h
index 3b9d405..fe8266d 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorAnimationAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorAnimationAgent.h
@@ -16,13 +16,10 @@
namespace blink {
-class AnimationNode;
class AnimationTimeline;
-class Element;
class InspectedFrames;
class InspectorCSSAgent;
class InspectorDOMAgent;
-class TimingFunction;
class CORE_EXPORT InspectorAnimationAgent final
: public InspectorBaseAgent<protocol::Animation::Metainfo> {
diff --git a/third_party/WebKit/Source/core/inspector/InspectorCSSAgent.h b/third_party/WebKit/Source/core/inspector/InspectorCSSAgent.h
index 6cff66e..2a8f403 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorCSSAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorCSSAgent.h
@@ -44,7 +44,6 @@
namespace blink {
-class CSSKeyframeRule;
class CSSRule;
class CSSRuleList;
class CSSStyleRule;
diff --git a/third_party/WebKit/Source/core/inspector/InspectorDOMAgent.h b/third_party/WebKit/Source/core/inspector/InspectorDOMAgent.h
index ad5bf1f..e2771ddd 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorDOMAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorDOMAgent.h
@@ -52,7 +52,6 @@
class Document;
class DocumentLoader;
class Element;
-class EventTarget;
class ExceptionState;
class FloatQuad;
class HTMLSlotElement;
@@ -62,9 +61,6 @@
class Node;
class QualifiedName;
class PseudoElement;
-class PlatformGestureEvent;
-class PlatformMouseEvent;
-class PlatformTouchEvent;
class InspectorRevalidateDOMTask;
class ShadowRoot;
diff --git a/third_party/WebKit/Source/core/inspector/InspectorDOMDebuggerAgent.h b/third_party/WebKit/Source/core/inspector/InspectorDOMDebuggerAgent.h
index 3eb4368..86b1ecda 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorDOMDebuggerAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorDOMDebuggerAgent.h
@@ -45,7 +45,6 @@
class Element;
class Event;
-class EventTarget;
class InspectorDOMAgent;
class Node;
diff --git a/third_party/WebKit/Source/core/inspector/InspectorInputAgent.h b/third_party/WebKit/Source/core/inspector/InspectorInputAgent.h
index d017c4d..5f29a8c 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorInputAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorInputAgent.h
@@ -39,7 +39,6 @@
namespace blink {
class InspectedFrames;
-class PlatformMouseEvent;
class CORE_EXPORT InspectorInputAgent final
: public InspectorBaseAgent<protocol::Input::Metainfo> {
diff --git a/third_party/WebKit/Source/core/inspector/InspectorLayerTreeAgent.h b/third_party/WebKit/Source/core/inspector/InspectorLayerTreeAgent.h
index 9fc0c95da..6f71a23 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorLayerTreeAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorLayerTreeAgent.h
@@ -43,7 +43,6 @@
class GraphicsContext;
class GraphicsLayer;
class InspectedFrames;
-class LayoutObject;
class LayoutRect;
class PictureSnapshot;
class PaintLayer;
diff --git a/third_party/WebKit/Source/core/inspector/InspectorNetworkAgent.h b/third_party/WebKit/Source/core/inspector/InspectorNetworkAgent.h
index f358ad3..f0acd7b 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorNetworkAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorNetworkAgent.h
@@ -62,10 +62,6 @@
class WebSocketHandshakeRequest;
class WebSocketHandshakeResponse;
-namespace protocol {
-class DictionaryValue;
-}
-
class CORE_EXPORT InspectorNetworkAgent final
: public InspectorBaseAgent<protocol::Network::Metainfo> {
public:
diff --git a/third_party/WebKit/Source/core/inspector/InspectorPageAgent.h b/third_party/WebKit/Source/core/inspector/InspectorPageAgent.h
index 99c77e6..cf4513d 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorPageAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorPageAgent.h
@@ -46,12 +46,10 @@
class Document;
class DocumentLoader;
class InspectedFrames;
-class InspectorCSSAgent;
class InspectorResourceContentLoader;
class KURL;
class LocalFrame;
class SharedBuffer;
-class TextResourceDecoder;
using blink::protocol::Maybe;
diff --git a/third_party/WebKit/Source/core/inspector/InspectorSession.h b/third_party/WebKit/Source/core/inspector/InspectorSession.h
index e360bd8..6ffecf6c 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorSession.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorSession.h
@@ -16,7 +16,6 @@
namespace blink {
-class ExecutionContext;
class InspectorAgent;
class InstrumentingAgents;
class LocalFrame;
diff --git a/third_party/WebKit/Source/core/inspector/InspectorStyleSheet.h b/third_party/WebKit/Source/core/inspector/InspectorStyleSheet.h
index fe827309..e001c7a 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorStyleSheet.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorStyleSheet.h
@@ -44,7 +44,6 @@
class CSSStyleDeclaration;
class CSSStyleRule;
class CSSStyleSheet;
-class Document;
class Element;
class ExceptionState;
class InspectorNetworkAgent;
diff --git a/third_party/WebKit/Source/core/inspector/InspectorTraceEvents.h b/third_party/WebKit/Source/core/inspector/InspectorTraceEvents.h
index 78319f8e..7b1ff128 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorTraceEvents.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorTraceEvents.h
@@ -39,12 +39,10 @@
class HitTestResult;
class ImageResource;
class InvalidationSet;
-class KURL;
class PaintLayer;
class LayoutRect;
class LocalFrame;
class Node;
-class Page;
class QualifiedName;
class LayoutImage;
class LayoutObject;
diff --git a/third_party/WebKit/Source/core/inspector/InspectorWebPerfAgent.h b/third_party/WebKit/Source/core/inspector/InspectorWebPerfAgent.h
index 549ca16..f0f8ed6 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorWebPerfAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorWebPerfAgent.h
@@ -17,7 +17,6 @@
class Frame;
class LocalFrame;
class Location;
-class InspectedFrames;
// Inspector Agent for Web Performance APIs
class CORE_EXPORT InspectorWebPerfAgent final
diff --git a/third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.h b/third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.h
index e232f38..be84715 100644
--- a/third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.h
+++ b/third_party/WebKit/Source/core/inspector/InspectorWorkerAgent.h
@@ -40,7 +40,6 @@
namespace blink {
class InspectedFrames;
-class KURL;
class WorkerInspectorProxy;
class CORE_EXPORT InspectorWorkerAgent final
diff --git a/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.h b/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.h
index 3d6e8df..9b96ce0 100644
--- a/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.h
+++ b/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.h
@@ -35,7 +35,6 @@
namespace blink {
-class LineLayoutBoxModel;
class PaintLayer;
class PaintLayerScrollableArea;
diff --git a/third_party/WebKit/Source/core/layout/LayoutEmbeddedObject.h b/third_party/WebKit/Source/core/layout/LayoutEmbeddedObject.h
index d79c8e6..2a857af4 100644
--- a/third_party/WebKit/Source/core/layout/LayoutEmbeddedObject.h
+++ b/third_party/WebKit/Source/core/layout/LayoutEmbeddedObject.h
@@ -28,8 +28,6 @@
namespace blink {
-class TextRun;
-
// LayoutObject for embeds and objects, often, but not always, rendered via
// plugins. For example, <embed src="foo.html"> does not invoke a plugin.
class LayoutEmbeddedObject : public LayoutPart {
diff --git a/third_party/WebKit/Source/core/layout/LayoutScrollbar.h b/third_party/WebKit/Source/core/layout/LayoutScrollbar.h
index 2752b5b..a3dd552 100644
--- a/third_party/WebKit/Source/core/layout/LayoutScrollbar.h
+++ b/third_party/WebKit/Source/core/layout/LayoutScrollbar.h
@@ -35,11 +35,9 @@
class ComputedStyle;
class LayoutBox;
-class LayoutBoxModelObject;
class LayoutScrollbarPart;
class LocalFrame;
class Node;
-class PaintInvalidationState;
class LayoutScrollbar final : public Scrollbar {
public:
diff --git a/third_party/WebKit/Source/core/layout/PaintInvalidationState.h b/third_party/WebKit/Source/core/layout/PaintInvalidationState.h
index 14be9805..4a8a916f 100644
--- a/third_party/WebKit/Source/core/layout/PaintInvalidationState.h
+++ b/third_party/WebKit/Source/core/layout/PaintInvalidationState.h
@@ -17,7 +17,6 @@
class LayoutBoxModelObject;
class LayoutObject;
-class LayoutSVGModelObject;
class LayoutView;
class PaintLayer;
diff --git a/third_party/WebKit/Source/core/layout/TextAutosizer.h b/third_party/WebKit/Source/core/layout/TextAutosizer.h
index 35d93fcb..c7847de7 100644
--- a/third_party/WebKit/Source/core/layout/TextAutosizer.h
+++ b/third_party/WebKit/Source/core/layout/TextAutosizer.h
@@ -45,8 +45,6 @@
class Document;
class IntSize;
class LayoutBlock;
-class LayoutListItem;
-class LayoutListMarker;
class LayoutObject;
class LayoutTable;
class LocalFrame;
diff --git a/third_party/WebKit/Source/core/layout/TextRunConstructor.h b/third_party/WebKit/Source/core/layout/TextRunConstructor.h
index a8fbc83..db7d20a3 100644
--- a/third_party/WebKit/Source/core/layout/TextRunConstructor.h
+++ b/third_party/WebKit/Source/core/layout/TextRunConstructor.h
@@ -44,11 +44,9 @@
namespace blink {
class Font;
-class LayoutObject;
class ComputedStyle;
class LayoutText;
class LineLayoutText;
-class LineLayoutItem;
enum TextRunFlag {
DefaultTextRunFlags = 0,
diff --git a/third_party/WebKit/Source/core/layout/VerticalPositionCache.h b/third_party/WebKit/Source/core/layout/VerticalPositionCache.h
index 63b9b06..986914b 100644
--- a/third_party/WebKit/Source/core/layout/VerticalPositionCache.h
+++ b/third_party/WebKit/Source/core/layout/VerticalPositionCache.h
@@ -33,8 +33,6 @@
namespace blink {
-class LayoutObject;
-
// Values for vertical alignment.
const int PositionUndefined = 0x80000000;
diff --git a/third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h b/third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h
index 942c83c2..7f1dc4aa 100644
--- a/third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h
+++ b/third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h
@@ -14,7 +14,6 @@
class LayoutBlockFlow;
class FloatingObject;
-class LineInfo;
class LineWidth;
class LineLayoutBlockFlow : public LineLayoutBox {
diff --git a/third_party/WebKit/Source/core/layout/api/LineLayoutInline.h b/third_party/WebKit/Source/core/layout/api/LineLayoutInline.h
index 017b9d1..adbf92f2 100644
--- a/third_party/WebKit/Source/core/layout/api/LineLayoutInline.h
+++ b/third_party/WebKit/Source/core/layout/api/LineLayoutInline.h
@@ -11,9 +11,7 @@
namespace blink {
-class ComputedStyle;
class LayoutInline;
-class LayoutObject;
class LineLayoutInline : public LineLayoutBoxModel {
public:
diff --git a/third_party/WebKit/Source/core/layout/line/EllipsisBox.h b/third_party/WebKit/Source/core/layout/line/EllipsisBox.h
index e66058d..34399bb 100644
--- a/third_party/WebKit/Source/core/layout/line/EllipsisBox.h
+++ b/third_party/WebKit/Source/core/layout/line/EllipsisBox.h
@@ -25,7 +25,6 @@
namespace blink {
-class HitTestRequest;
class HitTestResult;
class EllipsisBox final : public InlineBox {
diff --git a/third_party/WebKit/Source/core/layout/line/InlineFlowBox.h b/third_party/WebKit/Source/core/layout/line/InlineFlowBox.h
index 5bee360..0589ef35 100644
--- a/third_party/WebKit/Source/core/layout/line/InlineFlowBox.h
+++ b/third_party/WebKit/Source/core/layout/line/InlineFlowBox.h
@@ -29,7 +29,6 @@
namespace blink {
-class HitTestRequest;
class HitTestResult;
class InlineTextBox;
class LineBoxList;
diff --git a/third_party/WebKit/Source/core/layout/line/LineBoxList.h b/third_party/WebKit/Source/core/layout/line/LineBoxList.h
index be7ecf2..6b7525a 100644
--- a/third_party/WebKit/Source/core/layout/line/LineBoxList.h
+++ b/third_party/WebKit/Source/core/layout/line/LineBoxList.h
@@ -39,9 +39,7 @@
class HitTestLocation;
class HitTestResult;
class InlineFlowBox;
-class LayoutBoxModelObject;
class LayoutPoint;
-class LayoutRect;
class LayoutUnit;
class LineLayoutBoxModel;
class LineLayoutItem;
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_layout_opportunity_tree_node.h b/third_party/WebKit/Source/core/layout/ng/ng_layout_opportunity_tree_node.h
index eb33d175..0c3a3599 100644
--- a/third_party/WebKit/Source/core/layout/ng/ng_layout_opportunity_tree_node.h
+++ b/third_party/WebKit/Source/core/layout/ng/ng_layout_opportunity_tree_node.h
@@ -10,7 +10,6 @@
namespace blink {
-class NGConstraintSpace;
struct NGExclusion;
// 3 node R-Tree that represents available space(left, bottom, right) or
diff --git a/third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceContainer.h b/third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceContainer.h
index 9cb95e2..6419c89b 100644
--- a/third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceContainer.h
+++ b/third_party/WebKit/Source/core/layout/svg/LayoutSVGResourceContainer.h
@@ -37,8 +37,6 @@
ClipperResourceType
};
-class PaintLayer;
-
class LayoutSVGResourceContainer : public LayoutSVGHiddenContainer {
public:
explicit LayoutSVGResourceContainer(SVGElement*);
diff --git a/third_party/WebKit/Source/core/layout/svg/SVGLayoutSupport.h b/third_party/WebKit/Source/core/layout/svg/SVGLayoutSupport.h
index 8ff63f57..a2f2e193 100644
--- a/third_party/WebKit/Source/core/layout/svg/SVGLayoutSupport.h
+++ b/third_party/WebKit/Source/core/layout/svg/SVGLayoutSupport.h
@@ -35,7 +35,6 @@
class AffineTransform;
class FloatPoint;
class FloatRect;
-class PaintInvalidationState;
class LayoutRect;
class LayoutGeometryMap;
class LayoutBoxModelObject;
diff --git a/third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngine.h b/third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngine.h
index 970ad99..e0b3d49 100644
--- a/third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngine.h
+++ b/third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngine.h
@@ -31,7 +31,6 @@
class ComputedStyle;
class InlineFlowBox;
-class LayoutObject;
class PathPositionMapper;
class SVGInlineFlowBox;
class SVGInlineTextBox;
diff --git a/third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngineBaseline.h b/third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngineBaseline.h
index 6bc6cb9..32b5d76df 100644
--- a/third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngineBaseline.h
+++ b/third_party/WebKit/Source/core/layout/svg/SVGTextLayoutEngineBaseline.h
@@ -29,10 +29,8 @@
namespace blink {
class Font;
-class LayoutObject;
class ComputedStyle;
class SVGComputedStyle;
-class SVGTextMetrics;
// Helper class used by SVGTextLayoutEngine to handle 'alignment-baseline' /
// 'dominant-baseline' and 'baseline-shift'.
diff --git a/third_party/WebKit/Source/core/loader/FrameLoaderClient.h b/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
index 087315f..3a452be 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
+++ b/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
@@ -56,7 +56,6 @@
class Document;
class DocumentLoader;
-class FetchRequest;
struct FrameLoadRequest;
class HTMLFormElement;
class HTMLFrameElementBase;
@@ -78,10 +77,8 @@
class WebMediaPlayer;
class WebMediaPlayerClient;
class WebMediaPlayerSource;
-class WebMediaStream;
class WebRTCPeerConnectionHandler;
class WebServiceWorkerProvider;
-class WebSocketHandle;
class Widget;
class CORE_EXPORT FrameLoaderClient : public FrameClient {
diff --git a/third_party/WebKit/Source/core/loader/ImageLoader.h b/third_party/WebKit/Source/core/loader/ImageLoader.h
index 3853c711..5f9d444b 100644
--- a/third_party/WebKit/Source/core/loader/ImageLoader.h
+++ b/third_party/WebKit/Source/core/loader/ImageLoader.h
@@ -35,7 +35,6 @@
namespace blink {
class IncrementLoadEventDelayCount;
-class FetchRequest;
class Document;
class Element;
class ImageLoader;
diff --git a/third_party/WebKit/Source/core/loader/MixedContentChecker.h b/third_party/WebKit/Source/core/loader/MixedContentChecker.h
index de16cd4..b1100e7 100644
--- a/third_party/WebKit/Source/core/loader/MixedContentChecker.h
+++ b/third_party/WebKit/Source/core/loader/MixedContentChecker.h
@@ -42,7 +42,6 @@
namespace blink {
class Frame;
-class FrameLoaderClient;
class LocalFrame;
class KURL;
class ResourceResponse;
diff --git a/third_party/WebKit/Source/core/loader/PingLoader.h b/third_party/WebKit/Source/core/loader/PingLoader.h
index acba3ea..ae6d269 100644
--- a/third_party/WebKit/Source/core/loader/PingLoader.h
+++ b/third_party/WebKit/Source/core/loader/PingLoader.h
@@ -51,8 +51,6 @@
class FormData;
class LocalFrame;
class KURL;
-class ResourceRequest;
-class SecurityOrigin;
// Issue an asynchronous, one-directional request at some resources, ignoring
// any response. The request is made independent of any LocalFrame staying
diff --git a/third_party/WebKit/Source/core/observer/ResizeObserver.h b/third_party/WebKit/Source/core/observer/ResizeObserver.h
index a9b3b9f..10e87507 100644
--- a/third_party/WebKit/Source/core/observer/ResizeObserver.h
+++ b/third_party/WebKit/Source/core/observer/ResizeObserver.h
@@ -14,7 +14,6 @@
class Element;
class ResizeObserverCallback;
class ResizeObserverController;
-class ResizeObserverEntry;
class ResizeObservation;
// ResizeObserver represents ResizeObserver javascript api:
diff --git a/third_party/WebKit/Source/core/observer/ResizeObserverCallback.h b/third_party/WebKit/Source/core/observer/ResizeObserverCallback.h
index 3ebe04b..f10c4ff 100644
--- a/third_party/WebKit/Source/core/observer/ResizeObserverCallback.h
+++ b/third_party/WebKit/Source/core/observer/ResizeObserverCallback.h
@@ -9,7 +9,6 @@
namespace blink {
-class ExecutionContext;
class ResizeObserver;
class ResizeObserverEntry;
diff --git a/third_party/WebKit/Source/core/observer/ResizeObserverEntry.h b/third_party/WebKit/Source/core/observer/ResizeObserverEntry.h
index 8086c25d..78aada1 100644
--- a/third_party/WebKit/Source/core/observer/ResizeObserverEntry.h
+++ b/third_party/WebKit/Source/core/observer/ResizeObserverEntry.h
@@ -13,7 +13,6 @@
class Element;
class ClientRect;
class LayoutRect;
-class LayoutSize;
class ResizeObserverEntry final : public GarbageCollected<ResizeObserverEntry>,
public ScriptWrappable {
diff --git a/third_party/WebKit/Source/core/page/ChromeClient.h b/third_party/WebKit/Source/core/page/ChromeClient.h
index b370905..68c85ab 100644
--- a/third_party/WebKit/Source/core/page/ChromeClient.h
+++ b/third_party/WebKit/Source/core/page/ChromeClient.h
@@ -57,17 +57,16 @@
class FileChooser;
class FloatPoint;
class Frame;
-class GraphicsContext;
class GraphicsLayer;
class HTMLFormControlElement;
class HTMLInputElement;
class HTMLSelectElement;
class HitTestResult;
class IntRect;
+class KeyboardEvent;
class LocalFrame;
class Node;
class Page;
-class PaintArtifact;
class PopupOpeningObserver;
class WebDragData;
class WebFrameScheduler;
diff --git a/third_party/WebKit/Source/core/page/DragData.h b/third_party/WebKit/Source/core/page/DragData.h
index 2f195a3..24d888d9 100644
--- a/third_party/WebKit/Source/core/page/DragData.h
+++ b/third_party/WebKit/Source/core/page/DragData.h
@@ -39,7 +39,6 @@
class DataObject;
class DocumentFragment;
class LocalFrame;
-class Range;
enum DragApplicationFlags {
DragApplicationNone = 0,
diff --git a/third_party/WebKit/Source/core/page/FrameTree.h b/third_party/WebKit/Source/core/page/FrameTree.h
index eb52db5..c69edeb 100644
--- a/third_party/WebKit/Source/core/page/FrameTree.h
+++ b/third_party/WebKit/Source/core/page/FrameTree.h
@@ -27,7 +27,6 @@
namespace blink {
class Frame;
-class TreeScope;
class CORE_EXPORT FrameTree final {
WTF_MAKE_NONCOPYABLE(FrameTree);
diff --git a/third_party/WebKit/Source/core/page/PageVisibilityNotifier.h b/third_party/WebKit/Source/core/page/PageVisibilityNotifier.h
index 1726d71c..0975201 100644
--- a/third_party/WebKit/Source/core/page/PageVisibilityNotifier.h
+++ b/third_party/WebKit/Source/core/page/PageVisibilityNotifier.h
@@ -31,7 +31,6 @@
namespace blink {
-class LocalFrame;
class Page;
class PageVisibilityObserver;
diff --git a/third_party/WebKit/Source/core/page/PageVisibilityObserver.h b/third_party/WebKit/Source/core/page/PageVisibilityObserver.h
index 23db9d3..caceb5f 100644
--- a/third_party/WebKit/Source/core/page/PageVisibilityObserver.h
+++ b/third_party/WebKit/Source/core/page/PageVisibilityObserver.h
@@ -33,8 +33,6 @@
namespace blink {
-class LocalFrame;
-
class CORE_EXPORT PageVisibilityObserver
: public LifecycleObserver<Page, PageVisibilityObserver> {
public:
diff --git a/third_party/WebKit/Source/core/page/scrolling/RootScrollerController.h b/third_party/WebKit/Source/core/page/scrolling/RootScrollerController.h
index 0bc5ba23..b0054b46 100644
--- a/third_party/WebKit/Source/core/page/scrolling/RootScrollerController.h
+++ b/third_party/WebKit/Source/core/page/scrolling/RootScrollerController.h
@@ -12,11 +12,9 @@
class Document;
class Element;
-class GraphicsLayer;
class PaintLayer;
class PaintLayerScrollableArea;
class ScrollableArea;
-class ScrollStateCallback;
// Manages the root scroller associated with a given document. The root
// scroller causes browser controls movement, overscroll effects and prevents
diff --git a/third_party/WebKit/Source/core/page/scrolling/SnapCoordinator.h b/third_party/WebKit/Source/core/page/scrolling/SnapCoordinator.h
index 24fe016..ee0974d 100644
--- a/third_party/WebKit/Source/core/page/scrolling/SnapCoordinator.h
+++ b/third_party/WebKit/Source/core/page/scrolling/SnapCoordinator.h
@@ -12,9 +12,7 @@
namespace blink {
-class ComputedStyle;
class ContainerNode;
-class Element;
class LayoutBox;
struct LengthPoint;
diff --git a/third_party/WebKit/Source/core/page/scrolling/StickyPositionScrollingConstraints.h b/third_party/WebKit/Source/core/page/scrolling/StickyPositionScrollingConstraints.h
index cea6a03..e376872 100644
--- a/third_party/WebKit/Source/core/page/scrolling/StickyPositionScrollingConstraints.h
+++ b/third_party/WebKit/Source/core/page/scrolling/StickyPositionScrollingConstraints.h
@@ -9,8 +9,6 @@
namespace blink {
-class LayoutBoxModelObjectTest;
-
class StickyPositionScrollingConstraints final {
public:
enum AnchorEdgeFlags {
diff --git a/third_party/WebKit/Source/core/page/scrolling/ViewportScrollCallback.h b/third_party/WebKit/Source/core/page/scrolling/ViewportScrollCallback.h
index be9af36..a5a709e 100644
--- a/third_party/WebKit/Source/core/page/scrolling/ViewportScrollCallback.h
+++ b/third_party/WebKit/Source/core/page/scrolling/ViewportScrollCallback.h
@@ -12,7 +12,6 @@
namespace blink {
class BrowserControls;
-class FloatSize;
class ScrollableArea;
class ScrollState;
class OverscrollController;
diff --git a/third_party/WebKit/Source/core/paint/BackgroundImageGeometry.h b/third_party/WebKit/Source/core/paint/BackgroundImageGeometry.h
index 41af069..5a7dcca 100644
--- a/third_party/WebKit/Source/core/paint/BackgroundImageGeometry.h
+++ b/third_party/WebKit/Source/core/paint/BackgroundImageGeometry.h
@@ -15,7 +15,6 @@
class FillLayer;
class LayoutBoxModelObject;
-class LayoutObject;
class LayoutRect;
class BackgroundImageGeometry {
diff --git a/third_party/WebKit/Source/core/paint/BlockPainter.h b/third_party/WebKit/Source/core/paint/BlockPainter.h
index 5f91a6f..03839d7 100644
--- a/third_party/WebKit/Source/core/paint/BlockPainter.h
+++ b/third_party/WebKit/Source/core/paint/BlockPainter.h
@@ -14,9 +14,7 @@
class LayoutBlock;
class LayoutBox;
class LayoutFlexibleBox;
-class LayoutObject;
class LayoutPoint;
-class LayoutRect;
class BlockPainter {
STACK_ALLOCATED();
diff --git a/third_party/WebKit/Source/core/paint/BoxBorderPainter.h b/third_party/WebKit/Source/core/paint/BoxBorderPainter.h
index fafa75a..2b67a50 100644
--- a/third_party/WebKit/Source/core/paint/BoxBorderPainter.h
+++ b/third_party/WebKit/Source/core/paint/BoxBorderPainter.h
@@ -13,8 +13,6 @@
class ComputedStyle;
class GraphicsContext;
-class IntRect;
-class LayoutBox;
class LayoutRect;
struct PaintInfo;
class Path;
diff --git a/third_party/WebKit/Source/core/paint/BoxDecorationData.h b/third_party/WebKit/Source/core/paint/BoxDecorationData.h
index a7d88bf..bfef5b89 100644
--- a/third_party/WebKit/Source/core/paint/BoxDecorationData.h
+++ b/third_party/WebKit/Source/core/paint/BoxDecorationData.h
@@ -10,7 +10,6 @@
namespace blink {
-class GraphicsContext;
class LayoutBox;
// Information extracted from ComputedStyle for box painting.
diff --git a/third_party/WebKit/Source/core/paint/BoxPaintInvalidator.h b/third_party/WebKit/Source/core/paint/BoxPaintInvalidator.h
index 1efb9a4..c9ee959 100644
--- a/third_party/WebKit/Source/core/paint/BoxPaintInvalidator.h
+++ b/third_party/WebKit/Source/core/paint/BoxPaintInvalidator.h
@@ -11,7 +11,6 @@
namespace blink {
class LayoutBox;
-class LayoutRect;
class LayoutSize;
struct PaintInvalidatorContext;
diff --git a/third_party/WebKit/Source/core/paint/BoxPainter.h b/third_party/WebKit/Source/core/paint/BoxPainter.h
index 35be5a2..ff3eeec 100644
--- a/third_party/WebKit/Source/core/paint/BoxPainter.h
+++ b/third_party/WebKit/Source/core/paint/BoxPainter.h
@@ -14,10 +14,8 @@
namespace blink {
-class BackgroundImageGeometry;
class ComputedStyle;
class FillLayer;
-class FloatRoundedRect;
class GraphicsContext;
class Image;
class InlineFlowBox;
diff --git a/third_party/WebKit/Source/core/paint/EllipsisBoxPainter.h b/third_party/WebKit/Source/core/paint/EllipsisBoxPainter.h
index e67b4f0..aa525c5 100644
--- a/third_party/WebKit/Source/core/paint/EllipsisBoxPainter.h
+++ b/third_party/WebKit/Source/core/paint/EllipsisBoxPainter.h
@@ -12,9 +12,6 @@
struct PaintInfo;
class EllipsisBox;
-class FloatPoint;
-class Font;
-class GraphicsContext;
class LayoutPoint;
class LayoutUnit;
class ComputedStyle;
diff --git a/third_party/WebKit/Source/core/paint/EmbeddedObjectPainter.h b/third_party/WebKit/Source/core/paint/EmbeddedObjectPainter.h
index 5d51ef1..cfa39880 100644
--- a/third_party/WebKit/Source/core/paint/EmbeddedObjectPainter.h
+++ b/third_party/WebKit/Source/core/paint/EmbeddedObjectPainter.h
@@ -10,12 +10,8 @@
namespace blink {
struct PaintInfo;
-class FloatRect;
-class Font;
class LayoutEmbeddedObject;
class LayoutPoint;
-class Path;
-class TextRun;
class EmbeddedObjectPainter {
STACK_ALLOCATED();
diff --git a/third_party/WebKit/Source/core/paint/FilterPainter.h b/third_party/WebKit/Source/core/paint/FilterPainter.h
index aeb5ea8..0ddcc3a 100644
--- a/third_party/WebKit/Source/core/paint/FilterPainter.h
+++ b/third_party/WebKit/Source/core/paint/FilterPainter.h
@@ -15,6 +15,7 @@
class GraphicsContext;
class PaintLayer;
class LayerClipRecorder;
+class LayoutObject;
class FilterPainter {
STACK_ALLOCATED();
diff --git a/third_party/WebKit/Source/core/paint/GridPainter.h b/third_party/WebKit/Source/core/paint/GridPainter.h
index c8a8286..97507a7 100644
--- a/third_party/WebKit/Source/core/paint/GridPainter.h
+++ b/third_party/WebKit/Source/core/paint/GridPainter.h
@@ -11,7 +11,6 @@
struct PaintInfo;
class LayoutPoint;
-class LayoutBox;
class LayoutGrid;
class GridPainter {
diff --git a/third_party/WebKit/Source/core/paint/InlinePainter.h b/third_party/WebKit/Source/core/paint/InlinePainter.h
index 0542fdc..e13bfb7 100644
--- a/third_party/WebKit/Source/core/paint/InlinePainter.h
+++ b/third_party/WebKit/Source/core/paint/InlinePainter.h
@@ -11,10 +11,7 @@
namespace blink {
-class Color;
-class GraphicsContext;
class LayoutPoint;
-class LayoutRect;
struct PaintInfo;
class LayoutInline;
diff --git a/third_party/WebKit/Source/core/paint/InlineTextBoxPainter.h b/third_party/WebKit/Source/core/paint/InlineTextBoxPainter.h
index 84251d3..7a21f03 100644
--- a/third_party/WebKit/Source/core/paint/InlineTextBoxPainter.h
+++ b/third_party/WebKit/Source/core/paint/InlineTextBoxPainter.h
@@ -17,8 +17,6 @@
class CompositionUnderline;
class ComputedStyle;
class DocumentMarker;
-class FloatPoint;
-class FloatRect;
class Font;
class GraphicsContext;
class InlineTextBox;
diff --git a/third_party/WebKit/Source/core/paint/ObjectPainter.h b/third_party/WebKit/Source/core/paint/ObjectPainter.h
index 2b7d96f..e73923df 100644
--- a/third_party/WebKit/Source/core/paint/ObjectPainter.h
+++ b/third_party/WebKit/Source/core/paint/ObjectPainter.h
@@ -14,8 +14,6 @@
class Color;
class GraphicsContext;
class LayoutPoint;
-class LayoutRect;
-class LayoutSize;
struct PaintInfo;
class LayoutObject;
class ComputedStyle;
diff --git a/third_party/WebKit/Source/core/paint/PaintInfo.h b/third_party/WebKit/Source/core/paint/PaintInfo.h
index 4cb2da4..624dc74 100644
--- a/third_party/WebKit/Source/core/paint/PaintInfo.h
+++ b/third_party/WebKit/Source/core/paint/PaintInfo.h
@@ -47,10 +47,7 @@
namespace blink {
-class LayoutInline;
class LayoutBoxModelObject;
-class LayoutObject;
-class PaintInvalidationState;
struct CORE_EXPORT PaintInfo {
PaintInfo(GraphicsContext& newContext,
diff --git a/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h b/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h
index ea3682c8..5029ef4 100644
--- a/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h
+++ b/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.h
@@ -12,9 +12,7 @@
namespace blink {
class LayoutBox;
-class LayoutBoxModelObject;
class LayoutScrollbarPart;
-class PaintInvalidationContainer;
class PaintInvalidationState;
struct PaintInvalidatorContext;
diff --git a/third_party/WebKit/Source/core/paint/PaintLayer.h b/third_party/WebKit/Source/core/paint/PaintLayer.h
index 6ad2d20b..e94c22d9 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayer.h
+++ b/third_party/WebKit/Source/core/paint/PaintLayer.h
@@ -68,7 +68,6 @@
class CompositorFilterOperations;
class ComputedStyle;
class FilterOperations;
-class HitTestRequest;
class HitTestResult;
class HitTestingTransformState;
class PaintLayerCompositor;
diff --git a/third_party/WebKit/Source/core/paint/PaintLayerPaintingInfo.h b/third_party/WebKit/Source/core/paint/PaintLayerPaintingInfo.h
index dbedc19..dee772c 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayerPaintingInfo.h
+++ b/third_party/WebKit/Source/core/paint/PaintLayerPaintingInfo.h
@@ -52,7 +52,6 @@
namespace blink {
class PaintLayer;
-class LayoutObject;
enum PaintLayerFlag {
PaintLayerNoFlag = 0,
diff --git a/third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.h b/third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.h
index 8e41a53..94ed99e 100644
--- a/third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.h
+++ b/third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.h
@@ -16,7 +16,6 @@
class FrameView;
class LayoutObject;
-class ObjectPaintProperties;
// The context for PaintPropertyTreeBuilder.
// It's responsible for bookkeeping tree state in other order, for example, the
diff --git a/third_party/WebKit/Source/core/paint/SVGInlineTextBoxPainter.h b/third_party/WebKit/Source/core/paint/SVGInlineTextBoxPainter.h
index 50f96ef3f..50983454 100644
--- a/third_party/WebKit/Source/core/paint/SVGInlineTextBoxPainter.h
+++ b/third_party/WebKit/Source/core/paint/SVGInlineTextBoxPainter.h
@@ -11,9 +11,7 @@
namespace blink {
-class FloatPoint;
class Font;
-class GraphicsContext;
struct PaintInfo;
class LayoutPoint;
class LayoutSVGInlineText;
diff --git a/third_party/WebKit/Source/core/paint/TableCellPainter.h b/third_party/WebKit/Source/core/paint/TableCellPainter.h
index 958b4c27..a87c4b59 100644
--- a/third_party/WebKit/Source/core/paint/TableCellPainter.h
+++ b/third_party/WebKit/Source/core/paint/TableCellPainter.h
@@ -17,7 +17,6 @@
class LayoutRect;
class LayoutTableCell;
class LayoutObject;
-class ComputedStyle;
class TableCellPainter {
STACK_ALLOCATED();
diff --git a/third_party/WebKit/Source/core/paint/TextPainter.h b/third_party/WebKit/Source/core/paint/TextPainter.h
index 0b58bd9..d9bd1d3 100644
--- a/third_party/WebKit/Source/core/paint/TextPainter.h
+++ b/third_party/WebKit/Source/core/paint/TextPainter.h
@@ -23,7 +23,6 @@
class GraphicsContext;
class GraphicsContextStateSaver;
class LayoutTextCombine;
-class LayoutObject;
class LineLayoutItem;
struct PaintInfo;
class ShadowList;
diff --git a/third_party/WebKit/Source/core/paint/ViewPainter.h b/third_party/WebKit/Source/core/paint/ViewPainter.h
index 148694f9..267c8c76 100644
--- a/third_party/WebKit/Source/core/paint/ViewPainter.h
+++ b/third_party/WebKit/Source/core/paint/ViewPainter.h
@@ -11,7 +11,6 @@
class LayoutPoint;
struct PaintInfo;
-class LayoutBox;
class LayoutView;
class ViewPainter {
diff --git a/third_party/WebKit/Source/core/plugins/PluginView.h b/third_party/WebKit/Source/core/plugins/PluginView.h
index 3cef2ea..2c4f3f3 100644
--- a/third_party/WebKit/Source/core/plugins/PluginView.h
+++ b/third_party/WebKit/Source/core/plugins/PluginView.h
@@ -40,7 +40,6 @@
namespace blink {
-class ResourceError;
class ResourceResponse;
class CORE_EXPORT PluginView : public Widget {
diff --git a/third_party/WebKit/Source/core/style/ComputedStyle.h b/third_party/WebKit/Source/core/style/ComputedStyle.h
index 287f8655..a9bd24e0 100644
--- a/third_party/WebKit/Source/core/style/ComputedStyle.h
+++ b/third_party/WebKit/Source/core/style/ComputedStyle.h
@@ -116,7 +116,6 @@
class CSSTransitionData;
class CSSVariableData;
class Font;
-class FontMetrics;
class Hyphenation;
class RotateTransformOperation;
class ScaleTransformOperation;
diff --git a/third_party/WebKit/Source/core/style/StyleRareNonInheritedData.h b/third_party/WebKit/Source/core/style/StyleRareNonInheritedData.h
index f9ca71b..a941085 100644
--- a/third_party/WebKit/Source/core/style/StyleRareNonInheritedData.h
+++ b/third_party/WebKit/Source/core/style/StyleRareNonInheritedData.h
@@ -50,7 +50,6 @@
class ContentData;
class CSSAnimationData;
class CSSTransitionData;
-class LengthSize;
class ShadowList;
class StyleDeprecatedFlexibleBoxData;
class StyleFilterData;
diff --git a/third_party/WebKit/Source/core/svg/SVGElement.h b/third_party/WebKit/Source/core/svg/SVGElement.h
index f6a28245..a7c2297 100644
--- a/third_party/WebKit/Source/core/svg/SVGElement.h
+++ b/third_party/WebKit/Source/core/svg/SVGElement.h
@@ -44,7 +44,6 @@
class SVGElement;
class SVGElementRareData;
class SVGFitToViewBox;
-class SVGLength;
class SVGPropertyBase;
class SVGSVGElement;
class SVGUseElement;
diff --git a/third_party/WebKit/Source/core/svg/SVGGeometryElement.h b/third_party/WebKit/Source/core/svg/SVGGeometryElement.h
index 9c98508..dc2c4a1d 100644
--- a/third_party/WebKit/Source/core/svg/SVGGeometryElement.h
+++ b/third_party/WebKit/Source/core/svg/SVGGeometryElement.h
@@ -35,6 +35,7 @@
namespace blink {
+class Path;
class SVGPointTearOff;
class SVGGeometryElement : public SVGGraphicsElement {
diff --git a/third_party/WebKit/Source/core/svg/SVGGraphicsElement.h b/third_party/WebKit/Source/core/svg/SVGGraphicsElement.h
index 7340bd66..f5413f2 100644
--- a/third_party/WebKit/Source/core/svg/SVGGraphicsElement.h
+++ b/third_party/WebKit/Source/core/svg/SVGGraphicsElement.h
@@ -31,7 +31,6 @@
namespace blink {
class AffineTransform;
-class Path;
class SVGMatrixTearOff;
class SVGRectTearOff;
diff --git a/third_party/WebKit/Source/core/svg/SVGTests.h b/third_party/WebKit/Source/core/svg/SVGTests.h
index e9ed5e4..a5360f8 100644
--- a/third_party/WebKit/Source/core/svg/SVGTests.h
+++ b/third_party/WebKit/Source/core/svg/SVGTests.h
@@ -26,7 +26,6 @@
namespace blink {
-class Document;
class QualifiedName;
class SVGElement;
class SVGStaticStringList;
diff --git a/third_party/WebKit/Source/core/testing/CallbackFunctionTest.h b/third_party/WebKit/Source/core/testing/CallbackFunctionTest.h
index 22a2c1d1..c7af1d9 100644
--- a/third_party/WebKit/Source/core/testing/CallbackFunctionTest.h
+++ b/third_party/WebKit/Source/core/testing/CallbackFunctionTest.h
@@ -14,7 +14,6 @@
class ExceptionState;
class HTMLDivElement;
-class ScriptState;
class TestCallback;
class TestInterfaceCallback;
class TestReceiverObjectCallback;
diff --git a/third_party/WebKit/Source/core/testing/InternalSettings.h b/third_party/WebKit/Source/core/testing/InternalSettings.h
index 5b6abb0..ac82a64c 100644
--- a/third_party/WebKit/Source/core/testing/InternalSettings.h
+++ b/third_party/WebKit/Source/core/testing/InternalSettings.h
@@ -39,9 +39,7 @@
namespace blink {
-class Document;
class ExceptionState;
-class LocalFrame;
class Page;
class Settings;
diff --git a/third_party/WebKit/Source/core/testing/Internals.h b/third_party/WebKit/Source/core/testing/Internals.h
index fa23c27..ad24b98b 100644
--- a/third_party/WebKit/Source/core/testing/Internals.h
+++ b/third_party/WebKit/Source/core/testing/Internals.h
@@ -57,7 +57,6 @@
class HTMLMediaElement;
class InternalRuntimeFlags;
class InternalSettings;
-class Iterator;
class LayerRectList;
class LocalDOMWindow;
class LocalFrame;
diff --git a/third_party/WebKit/Source/core/timing/DOMWindowPerformance.h b/third_party/WebKit/Source/core/timing/DOMWindowPerformance.h
index 1c9a716..d68152e 100644
--- a/third_party/WebKit/Source/core/timing/DOMWindowPerformance.h
+++ b/third_party/WebKit/Source/core/timing/DOMWindowPerformance.h
@@ -14,6 +14,7 @@
namespace blink {
class DOMWindow;
+class LocalDOMWindow;
class Performance;
class CORE_EXPORT DOMWindowPerformance final
diff --git a/third_party/WebKit/Source/core/timing/PerformanceBase.h b/third_party/WebKit/Source/core/timing/PerformanceBase.h
index 0f23af16..52a1c9f2 100644
--- a/third_party/WebKit/Source/core/timing/PerformanceBase.h
+++ b/third_party/WebKit/Source/core/timing/PerformanceBase.h
@@ -46,7 +46,6 @@
namespace blink {
class DOMWindow;
-class Document;
class ExceptionState;
class PerformanceObserver;
class PerformanceTiming;
diff --git a/third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.h b/third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.h
index 1ce88a2..de6c2bc 100644
--- a/third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.h
+++ b/third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.h
@@ -12,7 +12,6 @@
namespace blink {
-class Document;
class DOMWindow;
class PerformanceLongTaskTiming final : public PerformanceEntry {
diff --git a/third_party/WebKit/Source/core/workers/ThreadedMessagingProxyBase.h b/third_party/WebKit/Source/core/workers/ThreadedMessagingProxyBase.h
index 3cd7131..deae581 100644
--- a/third_party/WebKit/Source/core/workers/ThreadedMessagingProxyBase.h
+++ b/third_party/WebKit/Source/core/workers/ThreadedMessagingProxyBase.h
@@ -14,6 +14,7 @@
class ExecutionContext;
class ParentFrameTaskRunners;
+class SourceLocation;
class WorkerInspectorProxy;
class WorkerLoaderProxy;
class WorkerThread;
diff --git a/third_party/WebKit/Source/core/workers/ThreadedWorkletGlobalScope.h b/third_party/WebKit/Source/core/workers/ThreadedWorkletGlobalScope.h
index 5be5ec2..37c27d4 100644
--- a/third_party/WebKit/Source/core/workers/ThreadedWorkletGlobalScope.h
+++ b/third_party/WebKit/Source/core/workers/ThreadedWorkletGlobalScope.h
@@ -10,8 +10,6 @@
namespace blink {
-class ConsoleMessageStorage;
-class WorkerInspectorController;
class WorkerThread;
class CORE_EXPORT ThreadedWorkletGlobalScope : public WorkletGlobalScope {
diff --git a/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h b/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h
index 3011147..60ed51e 100644
--- a/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h
+++ b/third_party/WebKit/Source/core/workers/WorkerGlobalScope.h
@@ -49,7 +49,6 @@
namespace blink {
class ConsoleMessage;
-class ConsoleMessageStorage;
class ExceptionState;
class V8AbstractEventListener;
class WorkerClients;
diff --git a/third_party/WebKit/Source/core/workers/WorkerInspectorProxy.h b/third_party/WebKit/Source/core/workers/WorkerInspectorProxy.h
index 4c1c2d1..d833dfa 100644
--- a/third_party/WebKit/Source/core/workers/WorkerInspectorProxy.h
+++ b/third_party/WebKit/Source/core/workers/WorkerInspectorProxy.h
@@ -15,7 +15,6 @@
class Document;
class KURL;
-class WorkerGlobalScopeProxy;
// A proxy for talking to the worker inspector on the worker thread.
// All of these methods should be called on the main thread.
diff --git a/third_party/WebKit/Source/core/xml/XPathParser.h b/third_party/WebKit/Source/core/xml/XPathParser.h
index 753addde..a313315 100644
--- a/third_party/WebKit/Source/core/xml/XPathParser.h
+++ b/third_party/WebKit/Source/core/xml/XPathParser.h
@@ -41,7 +41,6 @@
class Expression;
class LocationPath;
-class ParseNode;
class Parser;
class Predicate;
diff --git a/third_party/WebKit/Source/core/xml/parser/XMLDocumentParser.h b/third_party/WebKit/Source/core/xml/parser/XMLDocumentParser.h
index 1b7dde9..3e5905ec 100644
--- a/third_party/WebKit/Source/core/xml/parser/XMLDocumentParser.h
+++ b/third_party/WebKit/Source/core/xml/parser/XMLDocumentParser.h
@@ -43,7 +43,6 @@
namespace blink {
class ContainerNode;
-class ResourceFetcher;
class DocumentFragment;
class Document;
class Element;
diff --git a/third_party/WebKit/Source/modules/compositorworker/WindowAnimationWorklet.h b/third_party/WebKit/Source/modules/compositorworker/WindowAnimationWorklet.h
index a2c6ef4..4a4e6255 100644
--- a/third_party/WebKit/Source/modules/compositorworker/WindowAnimationWorklet.h
+++ b/third_party/WebKit/Source/modules/compositorworker/WindowAnimationWorklet.h
@@ -12,8 +12,9 @@
namespace blink {
-class DOMWindow;
class AnimationWorklet;
+class DOMWindow;
+class LocalDOMWindow;
class Worklet;
class MODULES_EXPORT WindowAnimationWorklet final
diff --git a/third_party/WebKit/Source/modules/crypto/DOMWindowCrypto.h b/third_party/WebKit/Source/modules/crypto/DOMWindowCrypto.h
index de0f8ff0..ef26f4b 100644
--- a/third_party/WebKit/Source/modules/crypto/DOMWindowCrypto.h
+++ b/third_party/WebKit/Source/modules/crypto/DOMWindowCrypto.h
@@ -39,6 +39,7 @@
class Crypto;
class DOMWindow;
+class LocalDOMWindow;
class DOMWindowCrypto final : public GarbageCollected<DOMWindowCrypto>,
public Supplement<LocalDOMWindow>,
diff --git a/third_party/WebKit/Source/modules/csspaint/WindowPaintWorklet.h b/third_party/WebKit/Source/modules/csspaint/WindowPaintWorklet.h
index 884b458..1787373 100644
--- a/third_party/WebKit/Source/modules/csspaint/WindowPaintWorklet.h
+++ b/third_party/WebKit/Source/modules/csspaint/WindowPaintWorklet.h
@@ -13,6 +13,7 @@
namespace blink {
class DOMWindow;
+class LocalDOMWindow;
class PaintWorklet;
class Worklet;
diff --git a/third_party/WebKit/Source/modules/quota/DOMWindowQuota.h b/third_party/WebKit/Source/modules/quota/DOMWindowQuota.h
index 0dde294..cf9f56c 100644
--- a/third_party/WebKit/Source/modules/quota/DOMWindowQuota.h
+++ b/third_party/WebKit/Source/modules/quota/DOMWindowQuota.h
@@ -39,6 +39,7 @@
class DeprecatedStorageInfo;
class DOMWindow;
+class LocalDOMWindow;
class DOMWindowQuota final : public GarbageCollected<DOMWindowQuota>,
public Supplement<LocalDOMWindow>,
diff --git a/third_party/WebKit/Source/modules/storage/DOMWindowStorage.h b/third_party/WebKit/Source/modules/storage/DOMWindowStorage.h
index acbc484..6bd5769 100644
--- a/third_party/WebKit/Source/modules/storage/DOMWindowStorage.h
+++ b/third_party/WebKit/Source/modules/storage/DOMWindowStorage.h
@@ -13,6 +13,7 @@
class DOMWindow;
class ExceptionState;
+class LocalDOMWindow;
class Storage;
class DOMWindowStorage final : public GarbageCollected<DOMWindowStorage>,
diff --git a/third_party/WebKit/Source/modules/webaudio/WindowAudioWorklet.h b/third_party/WebKit/Source/modules/webaudio/WindowAudioWorklet.h
index 68039b2..9922aeb1 100644
--- a/third_party/WebKit/Source/modules/webaudio/WindowAudioWorklet.h
+++ b/third_party/WebKit/Source/modules/webaudio/WindowAudioWorklet.h
@@ -12,8 +12,9 @@
namespace blink {
-class DOMWindow;
class AudioWorklet;
+class DOMWindow;
+class LocalDOMWindow;
class Worklet;
class MODULES_EXPORT WindowAudioWorklet final
diff --git a/third_party/WebKit/Source/web/InspectorOverlay.h b/third_party/WebKit/Source/web/InspectorOverlay.h
index e57d0ea..e3ecb0a 100644
--- a/third_party/WebKit/Source/web/InspectorOverlay.h
+++ b/third_party/WebKit/Source/web/InspectorOverlay.h
@@ -55,6 +55,9 @@
class Node;
class Page;
class PageOverlay;
+class PlatformGestureEvent;
+class PlatformMouseEvent;
+class PlatformTouchEvent;
class WebViewImpl;
namespace protocol {