Add UMA metrics for Android Chrome Google Search.

chrome/browser/prerender/prerender_manager.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/prerender/prerender_manager.h"
 
 #include <algorithm>
 #include <functional>
 #include <string>
 #include <vector>
@@ skipping 1612 matching lines @@
     const GURL& url, Origin origin, uint8 experiment_id,
     FinalStatus final_status) const {
   PrerenderHistory::Entry entry(url, final_status, origin, base::Time::Now());
   prerender_history_->AddEntry(entry);
   RecordFinalStatusWithMatchCompleteStatus(
       origin, experiment_id,
       PrerenderContents::MATCH_COMPLETE_DEFAULT,
       final_status);
 }
 
-bool PrerenderManager::IsEnabled() const {
-  DCHECK(CalledOnValidThread());
-  if (!enabled_)
-    return false;
-  for (std::list<const PrerenderCondition*>::const_iterator it =
-           prerender_conditions_.begin();
-       it != prerender_conditions_.end();
-       ++it) {
-    const PrerenderCondition* condition = *it;
-    if (!condition->CanPrerender())
-      return false;
-  }
-  return true;
-}
-
 void PrerenderManager::Observe(int type,
                                const content::NotificationSource& source,
                                const content::NotificationDetails& details) {
   switch (type) {
     case chrome::NOTIFICATION_COOKIE_CHANGED: {
       Profile* profile = content::Source<Profile>(source).ptr();
       if (!profile || !profile_->IsSameProfile(profile) ||
           profile->IsOffTheRecord()) {
         return;
       }
@@ skipping 215 matching lines @@
   if (!ActuallyPrerendering())
     return;
   int64 recent_profile_bytes =
       profile_network_bytes_ - last_recorded_profile_network_bytes_;
   last_recorded_profile_network_bytes_ = profile_network_bytes_;
   DCHECK_GE(recent_profile_bytes, 0);
   histograms_->RecordNetworkBytes(
       origin, used, prerender_bytes, recent_profile_bytes);
 }
 
+bool PrerenderManager::IsEnabled() const {
+  DCHECK(CalledOnValidThread());
+  if (!enabled_)
+    return false;
+  for (std::list<const PrerenderCondition*>::const_iterator it =
+           prerender_conditions_.begin();
+       it != prerender_conditions_.end();
+       ++it) {
+    const PrerenderCondition* condition = *it;
+    if (!condition->CanPrerender())
+      return false;
+  }
+  return true;
+}
+
 void PrerenderManager::AddProfileNetworkBytesIfEnabled(int64 bytes) {
   DCHECK_GE(bytes, 0);
   if (IsEnabled() && ActuallyPrerendering())
     profile_network_bytes_ += bytes;
 }
 
 void PrerenderManager::OnCookieStoreLoaded() {
   cookie_store_loaded_ = true;
   if (!on_cookie_store_loaded_cb_for_testing_.is_null())
     on_cookie_store_loaded_cb_for_testing_.Run();
@@ skipping 23 matching lines @@
     content::RenderProcessHost* host) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   prerender_process_hosts_.erase(host);
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&PrerenderTracker::RemovePrerenderCookieStoreOnIOThread,
                  base::Unretained(prerender_tracker()), host->GetID(), false));
 }
 
 }  // namespace prerender