Rename WebKit namespace to blink (part 4)

chrome/renderer/page_load_histograms.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 CHROME_RENDERER_PAGE_LOAD_HISTOGRAMS_H_
 #define CHROME_RENDERER_PAGE_LOAD_HISTOGRAMS_H_
 
 #include "base/basictypes.h"
 #include "content/public/renderer/render_view_observer.h"
 
 namespace content {
 class DocumentState;
 }
 
 class PageLoadHistograms : public content::RenderViewObserver {
  public:
   explicit PageLoadHistograms(content::RenderView* render_view);
 
  private:
   // RenderViewObserver implementation.
-  virtual void FrameWillClose(WebKit::WebFrame* frame) OVERRIDE;
+  virtual void FrameWillClose(blink::WebFrame* frame) OVERRIDE;
   virtual void ClosePage() OVERRIDE;
 
   // Dump all page load histograms appropriate for the given frame.
   //
   // This method will only dump once-per-instance, so it is safe to call
   // multiple times.
   //
   // The time points we keep are
   //    request: time document was requested by user
   //    start: time load of document started
   //    commit: time load of document started
   //    finish_document: main document loaded, before onload()
   //    finish_all_loads: after onload() and all resources are loaded
   //    first_paint: first paint performed
   //    first_paint_after_load: first paint performed after load is finished
   //    begin: request if it was user requested, start otherwise
   //
   // It's possible for the request time not to be set, if a client
   // redirect had been done (the user never requested the page)
   // Also, it's possible to load a page without ever laying it out
   // so first_paint and first_paint_after_load can be 0.
-  void Dump(WebKit::WebFrame* frame);
+  void Dump(blink::WebFrame* frame);
 
   void ResetCrossFramePropertyAccess();
 
   void LogPageLoadTime(const content::DocumentState* load_times,
-                       const WebKit::WebDataSource* ds) const;
+                       const blink::WebDataSource* ds) const;
 
   // Site isolation metric counts.
   // These are per-page-load counts, reset to 0 after they are dumped.
   int cross_origin_access_count_;
   int same_origin_access_count_;
 
   DISALLOW_COPY_AND_ASSIGN(PageLoadHistograms);
 };
 
 #endif  // CHROME_RENDERER_PAGE_LOAD_HISTOGRAMS_H_