Histograms - Support histograms for Plugins, GPU

chrome/renderer/page_load_histograms.h

Index: chrome/renderer/page_load_histograms.h
===================================================================
--- chrome/renderer/page_load_histograms.h	(revision 146279)
+++ chrome/renderer/page_load_histograms.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -12,12 +12,9 @@
 class DocumentState;
 }
 
-class RendererHistogramSnapshots;
-
 class PageLoadHistograms : public content::RenderViewObserver {
  public:
-  PageLoadHistograms(content::RenderView* render_view,
-                     RendererHistogramSnapshots* histogram_snapshots);
+  explicit PageLoadHistograms(content::RenderView* render_view);
 
  private:
   // RenderViewObserver implementation.
@@ -55,8 +52,6 @@
   int cross_origin_access_count_;
   int same_origin_access_count_;
 
-  RendererHistogramSnapshots* histogram_snapshots_;
-
   DISALLOW_COPY_AND_ASSIGN(PageLoadHistograms);
 };