chrome: Put browser_navigator.h into chrome namespace.

chrome/browser/task_manager/task_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/task_manager/task_manager.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/i18n/number_formatting.h"
 #include "base/i18n/rtl.h"
@@ skipping 1113 matching lines @@
 }
 
 // static
 TaskManager* TaskManager::GetInstance() {
   return Singleton<TaskManager>::get();
 }
 
 void TaskManager::OpenAboutMemory() {
   Browser* browser = browser::FindOrCreateTabbedBrowser(
       ProfileManager::GetDefaultProfileOrOffTheRecord());
-  browser::NavigateParams params(browser,
-                                 GURL(chrome::kChromeUIMemoryURL),
-                                 content::PAGE_TRANSITION_LINK);
+ chrome::NavigateParams params(browser, GURL(chrome::kChromeUIMemoryURL),
+                               content::PAGE_TRANSITION_LINK);
   params.disposition = NEW_FOREGROUND_TAB;
-  browser::Navigate(&params);
+  chrome::Navigate(&params);
 }
 
 bool TaskManagerModel::GetAndCacheMemoryMetrics(base::ProcessHandle handle,
                                                 MemoryUsageEntry* usage) const {
   MetricsMap::const_iterator iter = metrics_map_.find(handle);
   if (iter == metrics_map_.end())
     return false;
 
   if (!iter->second->GetMemoryBytes(&usage->first, &usage->second))
     return false;
@@ skipping 44 matching lines @@
     // Count the number of extensions with background pages (including
     // incognito).
     count += CountExtensionBackgroundPagesForProfile(profile);
     if (profile->HasOffTheRecordProfile()) {
       count += CountExtensionBackgroundPagesForProfile(
           profile->GetOffTheRecordProfile());
     }
   }
   return count;
 }