Add TimedCanvasDrawListener

third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.cpp

Index: third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.cpp
diff --git a/third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.cpp b/third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.cpp
index 72f3b210782f9de4aff3991991e5fcb07f1fd857..bb37f573b52a00f00bed7abc25ba9cc508e14b80 100644
--- a/third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.cpp
+++ b/third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.cpp
@@ -15,19 +15,9 @@ AutoCanvasDrawListener* AutoCanvasDrawListener::create(const PassOwnPtr<WebCanva
     return new AutoCanvasDrawListener(handler);
 }
 
-bool AutoCanvasDrawListener::needsNewFrame() const
-{
-    return m_handler->needsNewFrame();
-}
-
-void AutoCanvasDrawListener::sendNewFrame(const WTF::PassRefPtr<SkImage>& image)
-{
-    m_handler->sendNewFrame(WebSkImage(image));
-}
-
 AutoCanvasDrawListener::AutoCanvasDrawListener(const PassOwnPtr<WebCanvasCaptureHandler>& handler)
+    : CanvasDrawListener(handler)
 {
-    m_handler = handler;
 }
 
 } // namespace blink