browser: Start moving application_lifetime.h functions into chrome namespace.

chrome/browser/ui/extensions/shell_window.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/ui/extensions/shell_window.h"
 
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_system.h"
@@ skipping 215 matching lines @@
 
   registrar_.Add(this, chrome::NOTIFICATION_EXTENSION_UNLOADED,
                  content::Source<Profile>(profile_));
   // Close when the browser is exiting.
   // TODO(mihaip): we probably don't want this in the long run (when platform
   // apps are no longer tied to the browser process).
   registrar_.Add(this, chrome::NOTIFICATION_APP_TERMINATING,
                  content::NotificationService::AllSources());
 
   // Prevent the browser process from shutting down while this window is open.
-  browser::StartKeepAlive();
+  chrome::StartKeepAlive();
 
   UpdateExtensionAppIcon();
 }
 
 ShellWindow::~ShellWindow() {
   // Unregister now to prevent getting NOTIFICATION_APP_TERMINATING if we're the
   // last window open.
   registrar_.RemoveAll();
 
   // Remove shutdown prevention.
-  browser::EndKeepAlive();
+  chrome::EndKeepAlive();
 }
 
 void ShellWindow::RequestMediaAccessPermission(
     content::WebContents* web_contents,
     const content::MediaStreamRequest& request,
     const content::MediaResponseCallback& callback) {
   // Get the preferred default devices for the request.
   content::MediaStreamDevices devices;
   media::GetDefaultDevicesForProfile(
       profile_,
@@ skipping 374 matching lines @@
     const extensions::DraggableRegion& region = *iter;
     sk_region->op(
         region.bounds.x(),
         region.bounds.y(),
         region.bounds.right(),
         region.bounds.bottom(),
         region.draggable ? SkRegion::kUnion_Op : SkRegion::kDifference_Op);
   }
   return sk_region;
 }