Adding histograms showing fraction of page load times

chrome/browser/chrome_content_browser_client.cc

 // 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.
 
 #include "chrome/browser/chrome_content_browser_client.h"
 
 #include <set>
 #include <utility>
 #include <vector>
 
@@ skipping 22 matching lines @@
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/extensions/extension_web_ui.h"
 #include "chrome/browser/extensions/extension_webkit_preferences.h"
 #include "chrome/browser/geolocation/chrome_access_token_store.h"
 #include "chrome/browser/google/google_util.h"
 #include "chrome/browser/gpu_util.h"
 #include "chrome/browser/infobars/infobar_tab_helper.h"
 #include "chrome/browser/media/media_internals.h"
+#include "chrome/browser/net/cache_stats.h"
 #include "chrome/browser/net/chrome_net_log.h"
 #include "chrome/browser/notifications/desktop_notification_service.h"
 #include "chrome/browser/notifications/desktop_notification_service_factory.h"
 #include "chrome/browser/pepper_gtalk_message_filter.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/browser/prerender/prerender_manager.h"
 #include "chrome/browser/prerender/prerender_manager_factory.h"
 #include "chrome/browser/prerender/prerender_message_filter.h"
@@ skipping 360 matching lines @@
 void ChromeContentBrowserClient::RenderViewHostCreated(
     RenderViewHost* render_view_host) {
 
   SiteInstance* site_instance = render_view_host->GetSiteInstance();
   Profile* profile = Profile::FromBrowserContext(
       site_instance->GetBrowserContext());
 
   new ChromeRenderViewHostObserver(render_view_host,
                                    profile->GetNetworkPredictor());
   new ExtensionMessageHandler(render_view_host);
+  new chrome_browser_net::CacheStatsRenderViewHostObserver(render_view_host);

[mmenke, 2012/07/20 18:37:44]

Is this called for all RenderViews?  How about dev tools and the like?  Code
should be fine either way, just want to understand what's going on.

[tburkard, 2012/07/20 19:36:42]

Yes.

On 2012/07/20 18:37:44, Matt Menke wrote:

 }
 
 void ChromeContentBrowserClient::RenderProcessHostCreated(
     content::RenderProcessHost* host) {
   int id = host->GetID();
   Profile* profile = Profile::FromBrowserContext(host->GetBrowserContext());
   host->GetChannel()->AddFilter(new ChromeRenderMessageFilter(
       id, profile, profile->GetRequestContextForRenderProcess(id)));
   host->GetChannel()->AddFilter(new PluginInfoMessageFilter(id, profile));
 #if defined(ENABLE_PRINTING)
@@ skipping 1214 matching lines @@
     io_thread_application_locale_ = locale;
 }
 
 void ChromeContentBrowserClient::SetApplicationLocaleOnIOThread(
     const std::string& locale) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   io_thread_application_locale_ = locale;
 }
 
 }  // namespace chrome