Implement frame attribution (FrameBlamer)

content/renderer/render_frame_impl.h

Index: content/renderer/render_frame_impl.h
diff --git a/content/renderer/render_frame_impl.h b/content/renderer/render_frame_impl.h
index b554ead998149fb3ce14a61c150947127da1abed..f62efb092ef6d152e1cf21d5f7bb9d2295168640 100644
--- a/content/renderer/render_frame_impl.h
+++ b/content/renderer/render_frame_impl.h
@@ -29,6 +29,7 @@
 #include "content/public/common/referrer.h"
 #include "content/public/common/stop_find_action.h"
 #include "content/public/renderer/render_frame.h"
+#include "content/renderer/render_frame_blame_context.h"
 #include "content/renderer/render_frame_proxy.h"
 #include "content/renderer/renderer_webcookiejar_impl.h"
 #include "ipc/ipc_message.h"
@@ -434,6 +435,7 @@ class CONTENT_EXPORT RenderFrameImpl
       const blink::WebPopupMenuInfo& popup_menu_info,
       blink::WebExternalPopupMenuClient* popup_menu_client) override;
   blink::WebCookieJar* cookieJar() override;
+  blink::BlameContext* frameBlameContext() override;
   blink::WebServiceWorkerProvider* createServiceWorkerProvider() override;
   void didAccessInitialDocument() override;
   blink::WebFrame* createChildFrame(
@@ -1207,6 +1209,8 @@ class CONTENT_EXPORT RenderFrameImpl
   scoped_ptr<ExternalPopupMenu> external_popup_menu_;
 #endif
 
+  scoped_ptr<RenderFrameBlameContext> blame_context_;
+
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);