Histograms - Support histograms for Plugins, GPU

content/public/renderer/render_thread.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_PUBLIC_RENDERER_RENDER_THREAD_H_
 #define CONTENT_PUBLIC_RENDERER_RENDER_THREAD_H_
 
 #include "base/basictypes.h"
 #include "base/shared_memory.h"
 #include "content/common/content_export.h"
@@ skipping 89 matching lines @@
       int64 idle_notification_delay_in_ms) = 0;
 
 #if defined(OS_WIN)
   // Request that the given font be loaded by the browser so it's cached by the
   // OS. Please see ChildProcessHost::PreCacheFont for details.
   virtual void PreCacheFont(const LOGFONT& log_font) = 0;
 
   // Release cached font.
   virtual void ReleaseCachedFonts() = 0;
 #endif
+
+  // Upload renderer's histograms to browser process. This is initiated by the
+  // renderer process when the onload is complete.

[jam, 2012/06/07 03:34:33]

nit: i think you're describing what chrome does here, right? if so, we shouldn't
explain that in the public api of content

also, put this before the platform specific sectoin (so at line 102)

[ramant (doing other things), 2012/06/07 23:39:25]

Done.

+  virtual void UpdateHistograms(int sequence_number) = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_RENDERER_RENDER_THREAD_H_