Add browser test for AEC dump.

content/browser/media/webrtc_internals.h

 // Copyright (c) 2013 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.
 
 #ifndef CONTENT_BROWSER_MEDIA_WEBRTC_INTERNALS_H_
 #define CONTENT_BROWSER_MEDIA_WEBRTC_INTERNALS_H_
 
+#include "base/gtest_prod_util.h"
 #include "base/memory/singleton.h"
 #include "base/observer_list.h"
 #include "base/process/process.h"
 #include "base/values.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/browser_child_process_observer.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "ui/shell_dialogs/select_file_dialog.h"
 
@@ skipping 61 matching lines @@
   bool aec_dump_enabled() {
     return aec_dump_enabled_;
   }
 
   base::FilePath aec_dump_file_path() {
     return aec_dump_file_path_;
   }
 
  private:
   friend struct DefaultSingletonTraits<WebRTCInternals>;
+  FRIEND_TEST_ALL_PREFIXES(WebrtcBrowserTest, CallWithAecDump);
+  FRIEND_TEST_ALL_PREFIXES(WebrtcBrowserTest,
+                           CallWithAecDumpEnabledThenDisabled);
 
   WebRTCInternals();
   virtual ~WebRTCInternals();
 
   void SendUpdate(const std::string& command, base::Value* value);
 
   // BrowserChildProcessObserver implementation.
   virtual void BrowserChildProcessCrashed(
       const ChildProcessData& data) OVERRIDE;
 
@@ skipping 36 matching lines @@
   scoped_refptr<ui::SelectFileDialog> select_file_dialog_;
 
   // AEC dump (diagnostic echo canceller recording) state.
   bool aec_dump_enabled_;
   base::FilePath aec_dump_file_path_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_MEDIA_WEBRTC_INTERNALS_H_