Switch the page-capturing machinery to use the new hooks.

content/renderer/render_frame_impl.h

 // Copyright 2013 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_RENDER_FRAME_IMPL_H_
 #define CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 185 matching lines @@
   bool is_swapped_out() const {
     return is_swapped_out_;
   }
 
   // TODO(nasko): This can be removed once we don't have a swapped out state on
   // RenderFrames. See https://crbug.com/357747.
   void set_render_frame_proxy(RenderFrameProxy* proxy) {
     render_frame_proxy_ = proxy;
   }
 
+  // Called by RenderWidget when meaningful layout has happened.
+  // See RenderFrameObserver::DidMeaningfulLayout declaration for details.
+  void DidMeaningfulLayout(blink::WebMeaningfulLayout layout_type);
+
   // Out-of-process child frames receive a signal from RenderWidgetCompositor
   // when a compositor frame has committed.
   void DidCommitCompositorFrame();
 
   // TODO(jam): this is a temporary getter until all the code is transitioned
   // to using RenderFrame instead of RenderView.
   RenderViewImpl* render_view() { return render_view_.get(); }
 
   RendererWebCookieJarImpl* cookie_jar() { return &cookie_jar_; }
 
@@ skipping 846 matching lines @@
 #endif
 
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_FRAME_IMPL_H_