TestRunner: add method to instrument autoplay settings and set default value.

components/test_runner/test_runner.h

 // Copyright 2014 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 COMPONENTS_TEST_RUNNER_TEST_RUNNER_H_
 #define COMPONENTS_TEST_RUNNER_TEST_RUNNER_H_
 
 #include <stdint.h>
 
 #include <deque>
@@ skipping 387 matching lines @@
   void DumpResourceResponseMIMETypes();
 
   // WebContentSettingsClient related.
   void SetImagesAllowed(bool allowed);
   void SetMediaAllowed(bool allowed);
   void SetScriptsAllowed(bool allowed);
   void SetStorageAllowed(bool allowed);
   void SetPluginsAllowed(bool allowed);
   void SetAllowDisplayOfInsecureContent(bool allowed);
   void SetAllowRunningOfInsecureContent(bool allowed);
+  void SetAutoplayAllowed(bool allowed);
   void DumpPermissionClientCallbacks();
 
   // This function sets a flag that tells the test_shell to dump all calls
   // to window.status().
   // It takes no arguments, and ignores any that may be present.
   void DumpWindowStatusChanges();
 
   // This function sets a flag that tells the test_shell to dump all
   // the lines of descriptive text about spellcheck execution.
   void DumpSpellCheckCallbacks();
@@ skipping 424 matching lines @@
   WebTestProxyBase* web_test_proxy_base_;
 
   base::WeakPtrFactory<TestRunnerForSpecificView> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TestRunnerForSpecificView);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_TEST_RUNNER_H_