Use OwnPtr|PassOwnPtr to pass a pointer of SpeechInputClient

Source/web/WebViewImpl.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 719 matching lines @@
     WebCore::GraphicsLayer* m_rootGraphicsLayer;
     WebCore::GraphicsLayer* m_rootTransformLayer;
     OwnPtr<WebCore::GraphicsLayerFactory> m_graphicsLayerFactory;
     bool m_isAcceleratedCompositingActive;
     bool m_layerTreeViewCommitsDeferred;
     bool m_compositorCreationFailed;
     // If true, the graphics context is being restored.
     bool m_recreatingGraphicsContext;
     static const WebInputEvent* m_currentInputEvent;
 
-#if ENABLE(INPUT_SPEECH)
-    OwnPtr<SpeechInputClientImpl> m_speechInputClient;
-#endif
     OwnPtr<SpeechRecognitionClientProxy> m_speechRecognitionClient;
 
     OwnPtr<GeolocationClientProxy> m_geolocationClientProxy;
 
     UserMediaClientImpl m_userMediaClientImpl;
     MediaKeysClientImpl m_mediaKeysClientImpl;
     OwnPtr<MIDIClientProxy> m_midiClientProxy;
     OwnPtr<WebActiveGestureAnimation> m_gestureAnimation;
     WebPoint m_positionOnFlingStart;
     WebPoint m_globalPositionOnFlingStart;
@@ skipping 13 matching lines @@
     float m_zoomFactorOverride;
 };
 
 // We have no ways to check if the specified WebView is an instance of
 // WebViewImpl because WebViewImpl is the only implementation of WebView.
 DEFINE_TYPE_CASTS(WebViewImpl, WebView, webView, true, true);
 
 } // namespace blink
 
 #endif