blob: b756a30ee11f48442b33b5dc8d862a799ca2cbce [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/child/blink_platform_impl.h"
#include <math.h>
#include <memory>
#include <vector>
#include "base/bind.h"
#include "base/files/file_path.h"
#include "base/location.h"
#include "base/macros.h"
#include "base/memory/ptr_util.h"
#include "base/memory/singleton.h"
#include "base/metrics/user_metrics_action.h"
#include "base/rand_util.h"
#include "base/single_thread_task_runner.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "base/synchronization/lock.h"
#include "base/synchronization/waitable_event.h"
#include "base/sys_info.h"
#include "base/threading/platform_thread.h"
#include "base/threading/thread.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/time/time.h"
#include "base/trace_event/memory_allocator_dump_guid.h"
#include "base/trace_event/memory_dump_manager.h"
#include "base/trace_event/trace_event.h"
#include "blink/public/resources/grit/blink_image_resources.h"
#include "blink/public/resources/grit/blink_resources.h"
#include "build/build_config.h"
#include "components/mime_util/mime_util.h"
#include "content/app/resources/grit/content_resources.h"
#include "content/app/strings/grit/content_strings.h"
#include "content/child/child_thread_impl.h"
#include "content/child/content_child_helpers.h"
#include "content/child/feature_policy/feature_policy_platform.h"
#include "content/child/notifications/notification_dispatcher.h"
#include "content/child/notifications/notification_manager.h"
#include "content/child/push_messaging/push_provider.h"
#include "content/child/thread_safe_sender.h"
#include "content/child/web_url_loader_impl.h"
#include "content/child/web_url_request_util.h"
#include "content/child/worker_thread_registry.h"
#include "content/public/common/content_client.h"
#include "content/public/common/service_manager_connection.h"
#include "net/base/net_errors.h"
#include "third_party/WebKit/public/platform/WebData.h"
#include "third_party/WebKit/public/platform/WebFloatPoint.h"
#include "third_party/WebKit/public/platform/WebSecurityOrigin.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "third_party/WebKit/public/platform/WebURL.h"
#include "third_party/WebKit/public/platform/scheduler/child/webthread_impl_for_worker_scheduler.h"
#include "ui/base/layout.h"
#include "ui/events/gestures/blink/web_gesture_curve_impl.h"
#include "ui/events/keycodes/dom/keycode_converter.h"
using blink::WebData;
using blink::WebFallbackThemeEngine;
using blink::WebLocalizedString;
using blink::WebString;
using blink::WebThemeEngine;
using blink::WebURL;
using blink::WebURLError;
using blink::WebURLLoader;
using blink::scheduler::WebThreadImplForWorkerScheduler;
namespace content {
static int ToMessageID(WebLocalizedString::Name name) {
switch (name) {
case WebLocalizedString::AXAMPMFieldText:
return IDS_AX_AM_PM_FIELD_TEXT;
case WebLocalizedString::AXCalendarShowMonthSelector:
return IDS_AX_CALENDAR_SHOW_MONTH_SELECTOR;
case WebLocalizedString::AXCalendarShowNextMonth:
return IDS_AX_CALENDAR_SHOW_NEXT_MONTH;
case WebLocalizedString::AXCalendarShowPreviousMonth:
return IDS_AX_CALENDAR_SHOW_PREVIOUS_MONTH;
case WebLocalizedString::AXCalendarWeekDescription:
return IDS_AX_CALENDAR_WEEK_DESCRIPTION;
case WebLocalizedString::AXDayOfMonthFieldText:
return IDS_AX_DAY_OF_MONTH_FIELD_TEXT;
case WebLocalizedString::AXHeadingText:
return IDS_AX_ROLE_HEADING;
case WebLocalizedString::AXHourFieldText:
return IDS_AX_HOUR_FIELD_TEXT;
case WebLocalizedString::AXImageMapText:
return IDS_AX_ROLE_IMAGE_MAP;
case WebLocalizedString::AXLinkText:
return IDS_AX_ROLE_LINK;
case WebLocalizedString::AXListMarkerText:
return IDS_AX_ROLE_LIST_MARKER;
case WebLocalizedString::AXMediaDefault:
return IDS_AX_MEDIA_DEFAULT;
case WebLocalizedString::AXMediaAudioElement:
return IDS_AX_MEDIA_AUDIO_ELEMENT;
case WebLocalizedString::AXMediaVideoElement:
return IDS_AX_MEDIA_VIDEO_ELEMENT;
case WebLocalizedString::AXMediaMuteButton:
return IDS_AX_MEDIA_MUTE_BUTTON;
case WebLocalizedString::AXMediaUnMuteButton:
return IDS_AX_MEDIA_UNMUTE_BUTTON;
case WebLocalizedString::AXMediaPlayButton:
return IDS_AX_MEDIA_PLAY_BUTTON;
case WebLocalizedString::AXMediaPauseButton:
return IDS_AX_MEDIA_PAUSE_BUTTON;
case WebLocalizedString::AXMediaSlider:
return IDS_AX_MEDIA_SLIDER;
case WebLocalizedString::AXMediaSliderThumb:
return IDS_AX_MEDIA_SLIDER_THUMB;
case WebLocalizedString::AXMediaCurrentTimeDisplay:
return IDS_AX_MEDIA_CURRENT_TIME_DISPLAY;
case WebLocalizedString::AXMediaTimeRemainingDisplay:
return IDS_AX_MEDIA_TIME_REMAINING_DISPLAY;
case WebLocalizedString::AXMediaStatusDisplay:
return IDS_AX_MEDIA_STATUS_DISPLAY;
case WebLocalizedString::AXMediaEnterFullscreenButton:
return IDS_AX_MEDIA_ENTER_FULL_SCREEN_BUTTON;
case WebLocalizedString::AXMediaExitFullscreenButton:
return IDS_AX_MEDIA_EXIT_FULL_SCREEN_BUTTON;
case WebLocalizedString::AXMediaShowClosedCaptionsButton:
return IDS_AX_MEDIA_SHOW_CLOSED_CAPTIONS_BUTTON;
case WebLocalizedString::AXMediaHideClosedCaptionsButton:
return IDS_AX_MEDIA_HIDE_CLOSED_CAPTIONS_BUTTON;
case WebLocalizedString::AXMediaCastOffButton:
return IDS_AX_MEDIA_CAST_OFF_BUTTON;
case WebLocalizedString::AXMediaCastOnButton:
return IDS_AX_MEDIA_CAST_ON_BUTTON;
case WebLocalizedString::AXMediaDownloadButton:
return IDS_AX_MEDIA_DOWNLOAD_BUTTON;
case WebLocalizedString::AXMediaOverflowButton:
return IDS_AX_MEDIA_OVERFLOW_BUTTON;
case WebLocalizedString::AXMediaAudioElementHelp:
return IDS_AX_MEDIA_AUDIO_ELEMENT_HELP;
case WebLocalizedString::AXMediaVideoElementHelp:
return IDS_AX_MEDIA_VIDEO_ELEMENT_HELP;
case WebLocalizedString::AXMediaMuteButtonHelp:
return IDS_AX_MEDIA_MUTE_BUTTON_HELP;
case WebLocalizedString::AXMediaUnMuteButtonHelp:
return IDS_AX_MEDIA_UNMUTE_BUTTON_HELP;
case WebLocalizedString::AXMediaPlayButtonHelp:
return IDS_AX_MEDIA_PLAY_BUTTON_HELP;
case WebLocalizedString::AXMediaPauseButtonHelp:
return IDS_AX_MEDIA_PAUSE_BUTTON_HELP;
case WebLocalizedString::AXMediaAudioSliderHelp:
return IDS_AX_MEDIA_AUDIO_SLIDER_HELP;
case WebLocalizedString::AXMediaVideoSliderHelp:
return IDS_AX_MEDIA_VIDEO_SLIDER_HELP;
case WebLocalizedString::AXMediaSliderThumbHelp:
return IDS_AX_MEDIA_SLIDER_THUMB_HELP;
case WebLocalizedString::AXMediaCurrentTimeDisplayHelp:
return IDS_AX_MEDIA_CURRENT_TIME_DISPLAY_HELP;
case WebLocalizedString::AXMediaTimeRemainingDisplayHelp:
return IDS_AX_MEDIA_TIME_REMAINING_DISPLAY_HELP;
case WebLocalizedString::AXMediaStatusDisplayHelp:
return IDS_AX_MEDIA_STATUS_DISPLAY_HELP;
case WebLocalizedString::AXMediaEnterFullscreenButtonHelp:
return IDS_AX_MEDIA_ENTER_FULL_SCREEN_BUTTON_HELP;
case WebLocalizedString::AXMediaExitFullscreenButtonHelp:
return IDS_AX_MEDIA_EXIT_FULL_SCREEN_BUTTON_HELP;
case WebLocalizedString::AXMediaShowClosedCaptionsButtonHelp:
return IDS_AX_MEDIA_SHOW_CLOSED_CAPTIONS_BUTTON_HELP;
case WebLocalizedString::AXMediaHideClosedCaptionsButtonHelp:
return IDS_AX_MEDIA_HIDE_CLOSED_CAPTIONS_BUTTON_HELP;
case WebLocalizedString::AXMediaCastOffButtonHelp:
return IDS_AX_MEDIA_CAST_OFF_BUTTON_HELP;
case WebLocalizedString::AXMediaCastOnButtonHelp:
return IDS_AX_MEDIA_CAST_ON_BUTTON_HELP;
case WebLocalizedString::AXMediaOverflowButtonHelp:
return IDS_AX_MEDIA_OVERFLOW_BUTTON_HELP;
case WebLocalizedString::AXMillisecondFieldText:
return IDS_AX_MILLISECOND_FIELD_TEXT;
case WebLocalizedString::AXMinuteFieldText:
return IDS_AX_MINUTE_FIELD_TEXT;
case WebLocalizedString::AXMonthFieldText:
return IDS_AX_MONTH_FIELD_TEXT;
case WebLocalizedString::AXSecondFieldText:
return IDS_AX_SECOND_FIELD_TEXT;
case WebLocalizedString::AXWebAreaText:
return IDS_AX_ROLE_WEB_AREA;
case WebLocalizedString::AXWeekOfYearFieldText:
return IDS_AX_WEEK_OF_YEAR_FIELD_TEXT;
case WebLocalizedString::AXYearFieldText:
return IDS_AX_YEAR_FIELD_TEXT;
case WebLocalizedString::CalendarClear:
return IDS_FORM_CALENDAR_CLEAR;
case WebLocalizedString::CalendarToday:
return IDS_FORM_CALENDAR_TODAY;
case WebLocalizedString::DateFormatDayInMonthLabel:
return IDS_FORM_DATE_FORMAT_DAY_IN_MONTH;
case WebLocalizedString::DateFormatMonthLabel:
return IDS_FORM_DATE_FORMAT_MONTH;
case WebLocalizedString::DateFormatYearLabel:
return IDS_FORM_DATE_FORMAT_YEAR;
case WebLocalizedString::DetailsLabel:
return IDS_DETAILS_WITHOUT_SUMMARY_LABEL;
case WebLocalizedString::DownloadButtonLabel:
return IDS_DOWNLOAD_BUTTON_LABEL;
case WebLocalizedString::FileButtonChooseFileLabel:
return IDS_FORM_FILE_BUTTON_LABEL;
case WebLocalizedString::FileButtonChooseMultipleFilesLabel:
return IDS_FORM_MULTIPLE_FILES_BUTTON_LABEL;
case WebLocalizedString::FileButtonNoFileSelectedLabel:
return IDS_FORM_FILE_NO_FILE_LABEL;
case WebLocalizedString::InputElementAltText:
return IDS_FORM_INPUT_ALT;
case WebLocalizedString::MissingPluginText:
return IDS_PLUGIN_INITIALIZATION_ERROR;
case WebLocalizedString::MultipleFileUploadText:
return IDS_FORM_FILE_MULTIPLE_UPLOAD;
case WebLocalizedString::OtherColorLabel:
return IDS_FORM_OTHER_COLOR_LABEL;
case WebLocalizedString::OtherDateLabel:
return IDS_FORM_OTHER_DATE_LABEL;
case WebLocalizedString::OtherMonthLabel:
return IDS_FORM_OTHER_MONTH_LABEL;
case WebLocalizedString::OtherTimeLabel:
return IDS_FORM_OTHER_TIME_LABEL;
case WebLocalizedString::OtherWeekLabel:
return IDS_FORM_OTHER_WEEK_LABEL;
case WebLocalizedString::OverflowMenuCaptions:
return IDS_MEDIA_OVERFLOW_MENU_CLOSED_CAPTIONS;
case WebLocalizedString::OverflowMenuCast:
return IDS_MEDIA_OVERFLOW_MENU_CAST;
case WebLocalizedString::OverflowMenuEnterFullscreen:
return IDS_MEDIA_OVERFLOW_MENU_ENTER_FULLSCREEN;
case WebLocalizedString::OverflowMenuExitFullscreen:
return IDS_MEDIA_OVERFLOW_MENU_EXIT_FULLSCREEN;
case WebLocalizedString::OverflowMenuStopCast:
return IDS_MEDIA_OVERFLOW_MENU_STOP_CAST;
case WebLocalizedString::OverflowMenuMute:
return IDS_MEDIA_OVERFLOW_MENU_MUTE;
case WebLocalizedString::OverflowMenuUnmute:
return IDS_MEDIA_OVERFLOW_MENU_UNMUTE;
case WebLocalizedString::OverflowMenuPlay:
return IDS_MEDIA_OVERFLOW_MENU_PLAY;
case WebLocalizedString::OverflowMenuPause:
return IDS_MEDIA_OVERFLOW_MENU_PAUSE;
case WebLocalizedString::OverflowMenuDownload:
return IDS_MEDIA_OVERFLOW_MENU_DOWNLOAD;
case WebLocalizedString::PlaceholderForDayOfMonthField:
return IDS_FORM_PLACEHOLDER_FOR_DAY_OF_MONTH_FIELD;
case WebLocalizedString::PlaceholderForMonthField:
return IDS_FORM_PLACEHOLDER_FOR_MONTH_FIELD;
case WebLocalizedString::PlaceholderForYearField:
return IDS_FORM_PLACEHOLDER_FOR_YEAR_FIELD;
case WebLocalizedString::ResetButtonDefaultLabel:
return IDS_FORM_RESET_LABEL;
case WebLocalizedString::SearchableIndexIntroduction:
return IDS_SEARCHABLE_INDEX_INTRO;
case WebLocalizedString::SearchMenuClearRecentSearchesText:
return IDS_RECENT_SEARCHES_CLEAR;
case WebLocalizedString::SearchMenuNoRecentSearchesText:
return IDS_RECENT_SEARCHES_NONE;
case WebLocalizedString::SearchMenuRecentSearchesText:
return IDS_RECENT_SEARCHES;
case WebLocalizedString::SelectMenuListText:
return IDS_FORM_SELECT_MENU_LIST_TEXT;
case WebLocalizedString::SubmitButtonDefaultLabel:
return IDS_FORM_SUBMIT_LABEL;
case WebLocalizedString::ThisMonthButtonLabel:
return IDS_FORM_THIS_MONTH_LABEL;
case WebLocalizedString::ThisWeekButtonLabel:
return IDS_FORM_THIS_WEEK_LABEL;
case WebLocalizedString::ValidationBadInputForDateTime:
return IDS_FORM_VALIDATION_BAD_INPUT_DATETIME;
case WebLocalizedString::ValidationBadInputForNumber:
return IDS_FORM_VALIDATION_BAD_INPUT_NUMBER;
case WebLocalizedString::ValidationPatternMismatch:
return IDS_FORM_VALIDATION_PATTERN_MISMATCH;
case WebLocalizedString::ValidationRangeOverflow:
return IDS_FORM_VALIDATION_RANGE_OVERFLOW;
case WebLocalizedString::ValidationRangeOverflowDateTime:
return IDS_FORM_VALIDATION_RANGE_OVERFLOW_DATETIME;
case WebLocalizedString::ValidationRangeUnderflow:
return IDS_FORM_VALIDATION_RANGE_UNDERFLOW;
case WebLocalizedString::ValidationRangeUnderflowDateTime:
return IDS_FORM_VALIDATION_RANGE_UNDERFLOW_DATETIME;
case WebLocalizedString::ValidationStepMismatch:
return IDS_FORM_VALIDATION_STEP_MISMATCH;
case WebLocalizedString::ValidationStepMismatchCloseToLimit:
return IDS_FORM_VALIDATION_STEP_MISMATCH_CLOSE_TO_LIMIT;
case WebLocalizedString::ValidationTooLong:
return IDS_FORM_VALIDATION_TOO_LONG;
case WebLocalizedString::ValidationTooShort:
return IDS_FORM_VALIDATION_TOO_SHORT;
case WebLocalizedString::ValidationTooShortPlural:
return IDS_FORM_VALIDATION_TOO_SHORT_PLURAL;
case WebLocalizedString::ValidationTypeMismatch:
return IDS_FORM_VALIDATION_TYPE_MISMATCH;
case WebLocalizedString::ValidationTypeMismatchForEmail:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_EMAIL;
case WebLocalizedString::ValidationTypeMismatchForEmailEmpty:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_EMAIL_EMPTY;
case WebLocalizedString::ValidationTypeMismatchForEmailEmptyDomain:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_EMAIL_EMPTY_DOMAIN;
case WebLocalizedString::ValidationTypeMismatchForEmailEmptyLocal:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_EMAIL_EMPTY_LOCAL;
case WebLocalizedString::ValidationTypeMismatchForEmailInvalidDomain:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_EMAIL_INVALID_DOMAIN;
case WebLocalizedString::ValidationTypeMismatchForEmailInvalidDots:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_EMAIL_INVALID_DOTS;
case WebLocalizedString::ValidationTypeMismatchForEmailInvalidLocal:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_EMAIL_INVALID_LOCAL;
case WebLocalizedString::ValidationTypeMismatchForEmailNoAtSign:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_EMAIL_NO_AT_SIGN;
case WebLocalizedString::ValidationTypeMismatchForMultipleEmail:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_MULTIPLE_EMAIL;
case WebLocalizedString::ValidationTypeMismatchForURL:
return IDS_FORM_VALIDATION_TYPE_MISMATCH_URL;
case WebLocalizedString::ValidationValueMissing:
return IDS_FORM_VALIDATION_VALUE_MISSING;
case WebLocalizedString::ValidationValueMissingForCheckbox:
return IDS_FORM_VALIDATION_VALUE_MISSING_CHECKBOX;
case WebLocalizedString::ValidationValueMissingForFile:
return IDS_FORM_VALIDATION_VALUE_MISSING_FILE;
case WebLocalizedString::ValidationValueMissingForMultipleFile:
return IDS_FORM_VALIDATION_VALUE_MISSING_MULTIPLE_FILE;
case WebLocalizedString::ValidationValueMissingForRadio:
return IDS_FORM_VALIDATION_VALUE_MISSING_RADIO;
case WebLocalizedString::ValidationValueMissingForSelect:
return IDS_FORM_VALIDATION_VALUE_MISSING_SELECT;
case WebLocalizedString::WeekFormatTemplate:
return IDS_FORM_INPUT_WEEK_TEMPLATE;
case WebLocalizedString::WeekNumberLabel:
return IDS_FORM_WEEK_NUMBER_LABEL;
case WebLocalizedString::TextTracksNoLabel:
return IDS_MEDIA_TRACKS_NO_LABEL;
case WebLocalizedString::TextTracksOff:
return IDS_MEDIA_TRACKS_OFF;
// This "default:" line exists to avoid compile warnings about enum
// coverage when we add a new symbol to WebLocalizedString.h in WebKit.
// After a planned WebKit patch is landed, we need to add a case statement
// for the added symbol here.
default:
break;
}
return -1;
}
// TODO(skyostil): Ensure that we always have an active task runner when
// constructing the platform.
BlinkPlatformImpl::BlinkPlatformImpl()
: BlinkPlatformImpl(base::ThreadTaskRunnerHandle::IsSet()
? base::ThreadTaskRunnerHandle::Get()
: nullptr) {
}
BlinkPlatformImpl::BlinkPlatformImpl(
scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner)
: main_thread_task_runner_(main_thread_task_runner),
compositor_thread_(nullptr) {
InternalInit();
}
void BlinkPlatformImpl::InternalInit() {
// ChildThread may not exist in some tests.
if (ChildThreadImpl::current()) {
thread_safe_sender_ = ChildThreadImpl::current()->thread_safe_sender();
notification_dispatcher_ =
ChildThreadImpl::current()->notification_dispatcher();
}
}
void BlinkPlatformImpl::WaitUntilWebThreadTLSUpdate(
blink::scheduler::WebThreadBase* thread) {
base::WaitableEvent event(base::WaitableEvent::ResetPolicy::AUTOMATIC,
base::WaitableEvent::InitialState::NOT_SIGNALED);
thread->GetTaskRunner()->PostTask(
FROM_HERE,
base::Bind(&BlinkPlatformImpl::UpdateWebThreadTLS, base::Unretained(this),
base::Unretained(thread), base::Unretained(&event)));
event.Wait();
}
void BlinkPlatformImpl::UpdateWebThreadTLS(blink::WebThread* thread,
base::WaitableEvent* event) {
DCHECK(!current_thread_slot_.Get());
current_thread_slot_.Set(thread);
event->Signal();
}
BlinkPlatformImpl::~BlinkPlatformImpl() {
}
WebString BlinkPlatformImpl::userAgent() {
return blink::WebString::fromUTF8(GetContentClient()->GetUserAgent());
}
WebURLError BlinkPlatformImpl::cancelledError(
const WebURL& unreachableURL) const {
return CreateWebURLError(unreachableURL, false, net::ERR_ABORTED);
}
blink::WebThread* BlinkPlatformImpl::createThread(const char* name) {
std::unique_ptr<WebThreadImplForWorkerScheduler> thread(
new WebThreadImplForWorkerScheduler(name));
thread->Init();
WaitUntilWebThreadTLSUpdate(thread.get());
return thread.release();
}
void BlinkPlatformImpl::SetCompositorThread(
blink::scheduler::WebThreadBase* compositor_thread) {
compositor_thread_ = compositor_thread;
if (compositor_thread_)
WaitUntilWebThreadTLSUpdate(compositor_thread_);
}
blink::WebThread* BlinkPlatformImpl::currentThread() {
return static_cast<blink::WebThread*>(current_thread_slot_.Get());
}
void BlinkPlatformImpl::recordAction(const blink::UserMetricsAction& name) {
if (ChildThread* child_thread = ChildThread::Get())
child_thread->RecordComputedAction(name.action());
}
namespace {
WebData loadAudioSpatializationResource(const char* name) {
#ifdef IDR_AUDIO_SPATIALIZATION_COMPOSITE
if (!strcmp(name, "Composite")) {
base::StringPiece resource = GetContentClient()->GetDataResource(
IDR_AUDIO_SPATIALIZATION_COMPOSITE, ui::SCALE_FACTOR_NONE);
return WebData(resource.data(), resource.size());
}
#endif
#ifdef IDR_AUDIO_SPATIALIZATION_T000_P000
const size_t kExpectedSpatializationNameLength = 31;
if (strlen(name) != kExpectedSpatializationNameLength) {
return WebData();
}
// Extract the azimuth and elevation from the resource name.
int azimuth = 0;
int elevation = 0;
int values_parsed =
sscanf(name, "IRC_Composite_C_R0195_T%3d_P%3d", &azimuth, &elevation);
if (values_parsed != 2) {
return WebData();
}
// The resource index values go through the elevations first, then azimuths.
const int kAngleSpacing = 15;
// 0 <= elevation <= 90 (or 315 <= elevation <= 345)
// in increments of 15 degrees.
int elevation_index =
elevation <= 90 ? elevation / kAngleSpacing :
7 + (elevation - 315) / kAngleSpacing;
bool is_elevation_index_good = 0 <= elevation_index && elevation_index < 10;
// 0 <= azimuth < 360 in increments of 15 degrees.
int azimuth_index = azimuth / kAngleSpacing;
bool is_azimuth_index_good = 0 <= azimuth_index && azimuth_index < 24;
const int kNumberOfElevations = 10;
const int kNumberOfAudioResources = 240;
int resource_index = kNumberOfElevations * azimuth_index + elevation_index;
bool is_resource_index_good = 0 <= resource_index &&
resource_index < kNumberOfAudioResources;
if (is_azimuth_index_good && is_elevation_index_good &&
is_resource_index_good) {
const int kFirstAudioResourceIndex = IDR_AUDIO_SPATIALIZATION_T000_P000;
base::StringPiece resource = GetContentClient()->GetDataResource(
kFirstAudioResourceIndex + resource_index, ui::SCALE_FACTOR_NONE);
return WebData(resource.data(), resource.size());
}
#endif // IDR_AUDIO_SPATIALIZATION_T000_P000
NOTREACHED();
return WebData();
}
struct DataResource {
const char* name;
int id;
ui::ScaleFactor scale_factor;
};
const DataResource kDataResources[] = {
{"missingImage", IDR_BROKENIMAGE, ui::SCALE_FACTOR_100P},
{"missingImage@2x", IDR_BROKENIMAGE, ui::SCALE_FACTOR_200P},
{"mediaplayerPause",
IDR_MEDIAPLAYER_PAUSE_BUTTON,
ui::SCALE_FACTOR_100P},
{"mediaplayerPlay",
IDR_MEDIAPLAYER_PLAY_BUTTON,
ui::SCALE_FACTOR_100P},
{"mediaplayerSoundNotMuted",
IDR_MEDIAPLAYER_SOUND_NOT_MUTED_BUTTON,
ui::SCALE_FACTOR_100P},
{"mediaplayerSoundMuted",
IDR_MEDIAPLAYER_SOUND_MUTED_BUTTON,
ui::SCALE_FACTOR_100P},
{"mediaplayerSliderThumb",
IDR_MEDIAPLAYER_SLIDER_THUMB,
ui::SCALE_FACTOR_100P},
{"mediaplayerVolumeSliderThumb",
IDR_MEDIAPLAYER_VOLUME_SLIDER_THUMB,
ui::SCALE_FACTOR_100P},
{"mediaplayerClosedCaption",
IDR_MEDIAPLAYER_CLOSEDCAPTION_BUTTON,
ui::SCALE_FACTOR_100P},
{"mediaplayerClosedCaptionDisabled",
IDR_MEDIAPLAYER_CLOSEDCAPTION_BUTTON_DISABLED,
ui::SCALE_FACTOR_100P},
{"mediaplayerEnterFullscreen",
IDR_MEDIAPLAYER_ENTER_FULLSCREEN_BUTTON,
ui::SCALE_FACTOR_100P},
{"mediaplayerExitFullscreen",
IDR_MEDIAPLAYER_EXIT_FULLSCREEN_BUTTON,
ui::SCALE_FACTOR_100P},
{"mediaplayerCastOff",
IDR_MEDIAPLAYER_CAST_BUTTON_OFF,
ui::SCALE_FACTOR_100P},
{"mediaplayerCastOn",
IDR_MEDIAPLAYER_CAST_BUTTON_ON,
ui::SCALE_FACTOR_100P},
{"mediaplayerOverlayCastOff",
IDR_MEDIAPLAYER_OVERLAY_CAST_BUTTON_OFF,
ui::SCALE_FACTOR_100P},
{"mediaplayerOverlayPlay",
IDR_MEDIAPLAYER_OVERLAY_PLAY_BUTTON,
ui::SCALE_FACTOR_100P},
{"mediaplayerTrackSelectionCheckmark",
IDR_MEDIAPLAYER_TRACKSELECTION_CHECKMARK,
ui::SCALE_FACTOR_100P},
{"mediaplayerClosedCaptionsIcon",
IDR_MEDIAPLAYER_CLOSEDCAPTIONS_ICON,
ui::SCALE_FACTOR_100P},
{"mediaplayerSubtitlesIcon",
IDR_MEDIAPLAYER_SUBTITLES_ICON,
ui::SCALE_FACTOR_100P},
{"mediaplayerOverflowMenu",
IDR_MEDIAPLAYER_OVERFLOW_MENU_ICON,
ui::SCALE_FACTOR_100P},
{"mediaplayerDownloadIcon",
IDR_MEDIAPLAYER_DOWNLOAD_ICON,
ui::SCALE_FACTOR_100P},
{"searchCancel", IDR_SEARCH_CANCEL, ui::SCALE_FACTOR_100P},
{"searchCancelPressed", IDR_SEARCH_CANCEL_PRESSED, ui::SCALE_FACTOR_100P},
{"textAreaResizeCorner", IDR_TEXTAREA_RESIZER, ui::SCALE_FACTOR_100P},
{"textAreaResizeCorner@2x", IDR_TEXTAREA_RESIZER, ui::SCALE_FACTOR_200P},
{"generatePassword", IDR_PASSWORD_GENERATION_ICON, ui::SCALE_FACTOR_100P},
{"generatePasswordHover",
IDR_PASSWORD_GENERATION_ICON_HOVER,
ui::SCALE_FACTOR_100P},
{"html.css", IDR_UASTYLE_HTML_CSS, ui::SCALE_FACTOR_NONE},
{"quirks.css", IDR_UASTYLE_QUIRKS_CSS, ui::SCALE_FACTOR_NONE},
{"view-source.css", IDR_UASTYLE_VIEW_SOURCE_CSS, ui::SCALE_FACTOR_NONE},
// Not limited to Android since it's used for mobile layouts in inspector.
{"themeChromiumAndroid.css",
IDR_UASTYLE_THEME_CHROMIUM_ANDROID_CSS,
ui::SCALE_FACTOR_NONE},
// Not limited to Android since it's used for mobile layouts in inspector.
{"fullscreenAndroid.css",
IDR_UASTYLE_FULLSCREEN_ANDROID_CSS,
ui::SCALE_FACTOR_NONE},
// Not limited to Android since it's used for mobile layouts in inspector.
{"mediaControlsAndroid.css",
IDR_UASTYLE_MEDIA_CONTROLS_ANDROID_CSS,
ui::SCALE_FACTOR_NONE},
// Not limited to Linux since it's used for mobile layouts in inspector.
{"themeChromiumLinux.css",
IDR_UASTYLE_THEME_CHROMIUM_LINUX_CSS,
ui::SCALE_FACTOR_NONE},
{"themeInputMultipleFields.css",
IDR_UASTYLE_THEME_INPUT_MULTIPLE_FIELDS_CSS,
ui::SCALE_FACTOR_NONE},
#if defined(OS_MACOSX)
{"themeMac.css", IDR_UASTYLE_THEME_MAC_CSS, ui::SCALE_FACTOR_NONE},
#endif
{"themeWin.css", IDR_UASTYLE_THEME_WIN_CSS, ui::SCALE_FACTOR_NONE},
{"themeWinQuirks.css",
IDR_UASTYLE_THEME_WIN_QUIRKS_CSS,
ui::SCALE_FACTOR_NONE},
{"svg.css", IDR_UASTYLE_SVG_CSS, ui::SCALE_FACTOR_NONE},
{"mathml.css", IDR_UASTYLE_MATHML_CSS, ui::SCALE_FACTOR_NONE},
{"mediaControls.css",
IDR_UASTYLE_MEDIA_CONTROLS_CSS,
ui::SCALE_FACTOR_NONE},
{"fullscreen.css", IDR_UASTYLE_FULLSCREEN_CSS, ui::SCALE_FACTOR_NONE},
{"xhtmlmp.css", IDR_UASTYLE_XHTMLMP_CSS, ui::SCALE_FACTOR_NONE},
{"viewportAndroid.css",
IDR_UASTYLE_VIEWPORT_ANDROID_CSS,
ui::SCALE_FACTOR_NONE},
{"viewportTelevision.css",
IDR_UASTYLE_VIEWPORT_TELEVISION_CSS,
ui::SCALE_FACTOR_NONE},
{"InspectorOverlayPage.html",
IDR_INSPECTOR_OVERLAY_PAGE_HTML,
ui::SCALE_FACTOR_NONE},
{"DocumentXMLTreeViewer.css",
IDR_DOCUMENTXMLTREEVIEWER_CSS,
ui::SCALE_FACTOR_NONE},
{"DocumentXMLTreeViewer.js",
IDR_DOCUMENTXMLTREEVIEWER_JS,
ui::SCALE_FACTOR_NONE},
#ifdef IDR_PICKER_COMMON_JS
{"pickerCommon.js", IDR_PICKER_COMMON_JS, ui::SCALE_FACTOR_NONE},
{"pickerCommon.css", IDR_PICKER_COMMON_CSS, ui::SCALE_FACTOR_NONE},
{"calendarPicker.js", IDR_CALENDAR_PICKER_JS, ui::SCALE_FACTOR_NONE},
{"calendarPicker.css", IDR_CALENDAR_PICKER_CSS, ui::SCALE_FACTOR_NONE},
{"listPicker.js", IDR_LIST_PICKER_JS, ui::SCALE_FACTOR_NONE},
{"listPicker.css", IDR_LIST_PICKER_CSS, ui::SCALE_FACTOR_NONE},
{"pickerButton.css", IDR_PICKER_BUTTON_CSS, ui::SCALE_FACTOR_NONE},
{"suggestionPicker.js", IDR_SUGGESTION_PICKER_JS, ui::SCALE_FACTOR_NONE},
{"suggestionPicker.css", IDR_SUGGESTION_PICKER_CSS, ui::SCALE_FACTOR_NONE},
{"colorSuggestionPicker.js",
IDR_COLOR_SUGGESTION_PICKER_JS,
ui::SCALE_FACTOR_NONE},
{"colorSuggestionPicker.css",
IDR_COLOR_SUGGESTION_PICKER_CSS,
ui::SCALE_FACTOR_NONE},
#endif
};
} // namespace
WebData BlinkPlatformImpl::loadResource(const char* name) {
// Some clients will call into this method with an empty |name| when they have
// optional resources. For example, the PopupMenuChromium code can have icons
// for some Autofill items but not for others.
if (!strlen(name))
return WebData();
// Check the name prefix to see if it's an audio resource.
if (base::StartsWith(name, "IRC_Composite", base::CompareCase::SENSITIVE) ||
base::StartsWith(name, "Composite", base::CompareCase::SENSITIVE))
return loadAudioSpatializationResource(name);
// TODO(flackr): We should use a better than linear search here, a trie would
// be ideal.
for (size_t i = 0; i < arraysize(kDataResources); ++i) {
if (!strcmp(name, kDataResources[i].name)) {
base::StringPiece resource = GetContentClient()->GetDataResource(
kDataResources[i].id, kDataResources[i].scale_factor);
return WebData(resource.data(), resource.size());
}
}
NOTREACHED() << "Unknown image resource " << name;
return WebData();
}
WebString BlinkPlatformImpl::queryLocalizedString(
WebLocalizedString::Name name) {
int message_id = ToMessageID(name);
if (message_id < 0)
return WebString();
return WebString::fromUTF16(
GetContentClient()->GetLocalizedString(message_id));
}
WebString BlinkPlatformImpl::queryLocalizedString(
WebLocalizedString::Name name, int numeric_value) {
return queryLocalizedString(
name, WebString::fromUTF16(base::IntToString16(numeric_value)));
}
WebString BlinkPlatformImpl::queryLocalizedString(
WebLocalizedString::Name name, const WebString& value) {
int message_id = ToMessageID(name);
if (message_id < 0)
return WebString();
return WebString::fromUTF16(base::ReplaceStringPlaceholders(
GetContentClient()->GetLocalizedString(message_id), value.utf16(), NULL));
}
WebString BlinkPlatformImpl::queryLocalizedString(
WebLocalizedString::Name name,
const WebString& value1,
const WebString& value2) {
int message_id = ToMessageID(name);
if (message_id < 0)
return WebString();
std::vector<base::string16> values;
values.reserve(2);
values.push_back(value1.utf16());
values.push_back(value2.utf16());
return WebString::fromUTF16(base::ReplaceStringPlaceholders(
GetContentClient()->GetLocalizedString(message_id), values, NULL));
}
blink::WebThread* BlinkPlatformImpl::compositorThread() const {
return compositor_thread_;
}
blink::WebGestureCurve* BlinkPlatformImpl::createFlingAnimationCurve(
blink::WebGestureDevice device_source,
const blink::WebFloatPoint& velocity,
const blink::WebSize& cumulative_scroll) {
return ui::WebGestureCurveImpl::CreateFromDefaultPlatformCurve(
gfx::Vector2dF(velocity.x, velocity.y),
gfx::Vector2dF(cumulative_scroll.width, cumulative_scroll.height),
IsMainThread()).release();
}
void BlinkPlatformImpl::didStartWorkerThread() {
WorkerThreadRegistry::Instance()->DidStartCurrentWorkerThread();
}
void BlinkPlatformImpl::willStopWorkerThread() {
WorkerThreadRegistry::Instance()->WillStopCurrentWorkerThread();
}
bool BlinkPlatformImpl::allowScriptExtensionForServiceWorker(
const blink::WebURL& scriptUrl) {
return GetContentClient()->AllowScriptExtensionForServiceWorker(scriptUrl);
}
blink::WebCrypto* BlinkPlatformImpl::crypto() {
return &web_crypto_;
}
blink::WebNotificationManager*
BlinkPlatformImpl::notificationManager() {
if (!thread_safe_sender_.get() || !notification_dispatcher_.get())
return nullptr;
return NotificationManager::ThreadSpecificInstance(
thread_safe_sender_.get(),
notification_dispatcher_.get());
}
blink::WebPushProvider* BlinkPlatformImpl::pushProvider() {
return PushProvider::ThreadSpecificInstance(main_thread_task_runner_);
}
blink::WebMediaCapabilitiesClient*
BlinkPlatformImpl::mediaCapabilitiesClient() {
return &media_capabilities_client_;
}
WebThemeEngine* BlinkPlatformImpl::themeEngine() {
return &native_theme_engine_;
}
WebFallbackThemeEngine* BlinkPlatformImpl::fallbackThemeEngine() {
return &fallback_theme_engine_;
}
blink::Platform::FileHandle BlinkPlatformImpl::databaseOpenFile(
const blink::WebString& vfs_file_name, int desired_flags) {
#if defined(OS_WIN)
return INVALID_HANDLE_VALUE;
#elif defined(OS_POSIX)
return -1;
#endif
}
int BlinkPlatformImpl::databaseDeleteFile(
const blink::WebString& vfs_file_name, bool sync_dir) {
return -1;
}
long BlinkPlatformImpl::databaseGetFileAttributes(
const blink::WebString& vfs_file_name) {
return 0;
}
long long BlinkPlatformImpl::databaseGetFileSize(
const blink::WebString& vfs_file_name) {
return 0;
}
long long BlinkPlatformImpl::databaseGetSpaceAvailableForOrigin(
const blink::WebSecurityOrigin& origin) {
return 0;
}
bool BlinkPlatformImpl::databaseSetFileSize(
const blink::WebString& vfs_file_name, long long size) {
return false;
}
size_t BlinkPlatformImpl::actualMemoryUsageMB() {
return GetMemoryUsageKB() >> 10;
}
size_t BlinkPlatformImpl::numberOfProcessors() {
return static_cast<size_t>(base::SysInfo::NumberOfProcessors());
}
size_t BlinkPlatformImpl::maxDecodedImageBytes() {
#if defined(OS_ANDROID)
if (base::SysInfo::IsLowEndDevice()) {
// Limit image decoded size to 3M pixels on low end devices.
// 4 is maximum number of bytes per pixel.
return 3 * 1024 * 1024 * 4;
}
// For other devices, limit decoded image size based on the amount of physical
// memory.
// In some cases all physical memory is not accessible by Chromium, as it can
// be reserved for direct use by certain hardware. Thus, we set the limit so
// that 1.6GB of reported physical memory on a 2GB device is enough to set the
// limit at 16M pixels, which is a desirable value since 4K*4K is a relatively
// common texture size.
return base::SysInfo::AmountOfPhysicalMemory() / 25;
#else
return noDecodedImageByteLimit;
#endif
}
uint32_t BlinkPlatformImpl::getUniqueIdForProcess() {
// TODO(rickyz): Replace this with base::GetUniqueIdForProcess when that's
// ready.
return base::trace_event::TraceLog::GetInstance()->process_id();
}
bool BlinkPlatformImpl::IsMainThread() const {
return main_thread_task_runner_.get() &&
main_thread_task_runner_->BelongsToCurrentThread();
}
WebString BlinkPlatformImpl::domCodeStringFromEnum(int dom_code) {
return WebString::fromUTF8(ui::KeycodeConverter::DomCodeToCodeString(
static_cast<ui::DomCode>(dom_code)));
}
int BlinkPlatformImpl::domEnumFromCodeString(const WebString& code) {
return static_cast<int>(ui::KeycodeConverter::CodeStringToDomCode(
code.utf8()));
}
WebString BlinkPlatformImpl::domKeyStringFromEnum(int dom_key) {
return WebString::fromUTF8(ui::KeycodeConverter::DomKeyToKeyString(
static_cast<ui::DomKey>(dom_key)));
}
int BlinkPlatformImpl::domKeyEnumFromString(const WebString& key_string) {
return static_cast<int>(
ui::KeycodeConverter::KeyStringToDomKey(key_string.utf8()));
}
blink::WebFeaturePolicy* BlinkPlatformImpl::createFeaturePolicy(
const blink::WebFeaturePolicy* parent_policy,
const blink::WebParsedFeaturePolicy& container_policy,
const blink::WebParsedFeaturePolicy& policy_header,
const blink::WebSecurityOrigin& origin) {
std::unique_ptr<FeaturePolicy> policy = FeaturePolicy::CreateFromParentPolicy(
static_cast<const FeaturePolicy*>(parent_policy),
FeaturePolicyHeaderFromWeb(container_policy), url::Origin(origin));
policy->SetHeaderPolicy(FeaturePolicyHeaderFromWeb(policy_header));
return policy.release();
}
blink::WebFeaturePolicy* BlinkPlatformImpl::duplicateFeaturePolicyWithOrigin(
const blink::WebFeaturePolicy& policy,
const blink::WebSecurityOrigin& new_origin) {
std::unique_ptr<FeaturePolicy> new_policy =
FeaturePolicy::CreateFromPolicyWithOrigin(
static_cast<const FeaturePolicy&>(policy), url::Origin(new_origin));
return new_policy.release();
}
} // namespace content