chrome: Use stl utilities from the base namespace

chrome/browser/media/media_stream_devices_controller.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/media/media_stream_devices_controller.h"
 
 #include <map>
 #include <utility>
 
 #include "base/auto_reset.h"
@@ skipping 97 matching lines @@
   using RequestMap = std::map<std::pair<int, int>,
                               std::unique_ptr<MediaPermissionRequestLogger>>;
 
  public:
   static void LogRequest(content::WebContents* contents,
                          int render_process_id,
                          int render_frame_id,
                          bool is_secure) {
     RequestMap::key_type key =
         std::make_pair(render_process_id, render_frame_id);
-    if (!ContainsKey(GetRequestMap(), key)) {
+    if (!base::ContainsKey(GetRequestMap(), key)) {
       UMA_HISTOGRAM_BOOLEAN("Pepper.SecureOrigin.MediaStreamRequest",
                             is_secure);
       GetRequestMap()[key] =
           base::WrapUnique(new MediaPermissionRequestLogger(contents, key));
     }
   }
 
  private:
   MediaPermissionRequestLogger(content::WebContents* contents,
                                RequestMap::key_type key)
@@ skipping 511 matching lines @@
   if (android_permission_blocked)
     return false;
 
   // Don't approve device requests if the tab was hidden.
   // TODO(qinmin): Add a test for this. http://crbug.com/396869.
   // TODO(raymes): Shouldn't this apply to all permissions not just audio/video?
   return web_contents_->GetRenderWidgetHostView()->IsShowing();
 #endif
   return true;
 }