diff --git a/chrome/common/extensions/api/_permission_features.json b/chrome/common/extensions/api/_permission_features.json
index b9f8b47..0290a3e6 100644
--- a/chrome/common/extensions/api/_permission_features.json
+++ b/chrome/common/extensions/api/_permission_features.json

@@ -138,7 +138,8 @@
       "2B6C6A4A5940017146F3E58B7F90116206E84685",  // http://crbug.com/642141
       "B6C2EFAB3EC3BF6EF03701408B6B09A67B2D0069",  // http://crbug.com/642141
       "96FF2FFA5C9173C76D47184B3E86D267B37781DE",  // http://crbug.com/642141
-      "0136FCB13DB29FD5CD442F56E59E53B61F1DF96F"   // http://crbug.com/642141
+      "0136FCB13DB29FD5CD442F56E59E53B61F1DF96F",  // http://crbug.com/642141
+      "930F7D9989A5FBCDCCD7D85BB5C3B7006C24D91D"   // http://crbug.com/782139
     ]
   },
   "clipboardRead": {

diff --git a/third_party/WebKit/Source/core/layout/LayoutInline.cpp b/third_party/WebKit/Source/core/layout/LayoutInline.cpp
index 8f7154e..0ee3a6c0 100644
--- a/third_party/WebKit/Source/core/layout/LayoutInline.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutInline.cpp

@@ -1350,8 +1350,7 @@
     MarkingBehavior marking_behavior) {
   // During layout tree construction, we can't detect whether this node is
   // in LayoutNG or not.
-  if (RuntimeEnabledFeatures::LayoutNGEnabled() && Parent() &&
-      EnclosingNGBlockFlow()) {
+  if (Parent() && EnclosingNGBlockFlow()) {
     SetAncestorLineBoxDirty();
     return;
   }

diff --git a/third_party/WebKit/Source/core/layout/LayoutObject.cpp b/third_party/WebKit/Source/core/layout/LayoutObject.cpp
index f81f65d..22e2b166 100644
--- a/third_party/WebKit/Source/core/layout/LayoutObject.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutObject.cpp

@@ -699,6 +699,8 @@
 }
 
 LayoutBlockFlow* LayoutObject::EnclosingNGBlockFlow() const {
+  if (!RuntimeEnabledFeatures::LayoutNGEnabled())
+    return nullptr;
   LayoutBox* box = EnclosingBox();
   DCHECK(box);
   return box->IsLayoutNGMixin() ? ToLayoutBlockFlow(box) : nullptr;