Enforce marking "override" for functions overriding Blink in components/test_runner/.

components/test_runner/mock_web_speech_recognizer.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_MOCK_WEB_SPEECH_RECOGNIZER_H_
 #define COMPONENTS_TEST_RUNNER_MOCK_WEB_SPEECH_RECOGNIZER_H_
 
 #include <deque>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "components/test_runner/web_task.h"
 #include "third_party/WebKit/public/web/WebSpeechRecognizer.h"
 
 namespace blink {
 class WebSpeechRecognitionHandle;
 class WebSpeechRecognitionParams;
 class WebSpeechRecognizerClient;
 class WebString;
 }
 
 namespace test_runner {
 
 class WebTestDelegate;
 
 class MockWebSpeechRecognizer : public blink::WebSpeechRecognizer {
  public:
   MockWebSpeechRecognizer();
-  virtual ~MockWebSpeechRecognizer();
+  ~MockWebSpeechRecognizer() override;
 
   void SetDelegate(WebTestDelegate* delegate);
 
   // WebSpeechRecognizer implementation:
-  virtual void start(const blink::WebSpeechRecognitionHandle& handle,
-                     const blink::WebSpeechRecognitionParams& params,
-                     blink::WebSpeechRecognizerClient* client);
-  virtual void stop(const blink::WebSpeechRecognitionHandle& handle,
-                    blink::WebSpeechRecognizerClient* client);
-  virtual void abort(const blink::WebSpeechRecognitionHandle& handle,
-                     blink::WebSpeechRecognizerClient* client);
+  void start(const blink::WebSpeechRecognitionHandle& handle,
+             const blink::WebSpeechRecognitionParams& params,
+             blink::WebSpeechRecognizerClient* client) override;
+  void stop(const blink::WebSpeechRecognitionHandle& handle,
+            blink::WebSpeechRecognizerClient* client) override;
+  void abort(const blink::WebSpeechRecognitionHandle& handle,
+             blink::WebSpeechRecognizerClient* client) override;
 
   // Methods accessed by layout tests:
   void AddMockResult(const blink::WebString& transcript, float confidence);
   void SetError(const blink::WebString& error, const blink::WebString& message);
   bool WasAborted() const { return was_aborted_; }
 
   // Methods accessed from Task objects:
   blink::WebSpeechRecognizerClient* Client() { return client_; }
   blink::WebSpeechRecognitionHandle& Handle() { return handle_; }
   WebTaskList* mutable_task_list() { return &task_list_; }
@@ skipping 38 matching lines @@
    private:
     DISALLOW_COPY_AND_ASSIGN(StepTask);
   };
 
   DISALLOW_COPY_AND_ASSIGN(MockWebSpeechRecognizer);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_MOCK_WEB_SPEECH_RECOGNIZER_H_