Implement frame attribution (FrameBlamer)

content/renderer/renderer_blink_platform_impl.h

 // Copyright (c) 2012 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.
 
 #ifndef CONTENT_RENDERER_RENDERER_BLINK_PLATFORM_IMPL_H_
 #define CONTENT_RENDERER_RENDERER_BLINK_PLATFORM_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 39 matching lines @@
 
 namespace content {
 class DeviceLightEventPump;
 class DeviceMotionEventPump;
 class DeviceOrientationEventPump;
 class PlatformEventObserverBase;
 class QuotaMessageFilter;
 class RendererClipboardDelegate;
 class RenderView;
 class ThreadSafeSender;
+class WebBlameContextImpl;
 class WebClipboardImpl;
 class WebDatabaseObserverImpl;
 class WebFileSystemImpl;
 
 class CONTENT_EXPORT RendererBlinkPlatformImpl : public BlinkPlatformImpl {
  public:
   explicit RendererBlinkPlatformImpl(
       scheduler::RendererScheduler* renderer_scheduler);
   ~RendererBlinkPlatformImpl() override;
 
@@ skipping 110 matching lines @@
                               mojo::ScopedMessagePipeHandle handle) override;
   void startListening(blink::WebPlatformEventType,
                       blink::WebPlatformEventListener*) override;
   void stopListening(blink::WebPlatformEventType) override;
   void queryStorageUsageAndQuota(const blink::WebURL& storage_partition,
                                  blink::WebStorageQuotaType,
                                  blink::WebStorageQuotaCallbacks) override;
   void vibrate(unsigned int milliseconds) override;
   void cancelVibration() override;
   blink::WebThread* currentThread() override;
+  blink::WebBlameContext* threadBlameContext() override;
   void recordRappor(const char* metric,
                     const blink::WebString& sample) override;
   void recordRapporURL(const char* metric, const blink::WebURL& url) override;
 
   blink::WebTrialTokenValidator* trialTokenValidator() override;
 
   // Set the PlatformEventObserverBase in |platform_event_observers_| associated
   // with |type| to |observer|. If there was already an observer associated to
   // the given |type|, it will be replaced.
   // Note that |observer| will be owned by this object after the call.
@@ skipping 88 matching lines @@
 
   // Handle to the Vibration mojo service.
   device::VibrationManagerPtr vibration_manager_;
 
   IDMap<PlatformEventObserverBase, IDMapOwnPointer> platform_event_observers_;
 
   scheduler::RendererScheduler* renderer_scheduler_;  // NOT OWNED
 
   TrialTokenValidator trial_token_validator_;
 
+  scoped_ptr<WebBlameContextImpl> web_blame_context_;
+
   DISALLOW_COPY_AND_ASSIGN(RendererBlinkPlatformImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDERER_BLINK_PLATFORM_IMPL_H_