Add TimedCanvasDrawListener

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

Index: third_party/WebKit/Source/modules/mediacapturefromelement/CanvasCaptureMediaStreamTrack.cpp
diff --git a/third_party/WebKit/Source/modules/mediacapturefromelement/CanvasCaptureMediaStreamTrack.cpp b/third_party/WebKit/Source/modules/mediacapturefromelement/CanvasCaptureMediaStreamTrack.cpp
index a8a12892e584146fc2c1a7917173909d933991e4..6b7c7514fff9cc5131711e4441607126f94eae45 100644
--- a/third_party/WebKit/Source/modules/mediacapturefromelement/CanvasCaptureMediaStreamTrack.cpp
+++ b/third_party/WebKit/Source/modules/mediacapturefromelement/CanvasCaptureMediaStreamTrack.cpp
@@ -7,6 +7,7 @@
 
 #include "core/html/HTMLCanvasElement.h"
 #include "modules/mediacapturefromelement/AutoCanvasDrawListener.h"
+#include "modules/mediacapturefromelement/TimedCanvasDrawListener.h"
 #include "platform/NotImplemented.h"
 #include "platform/mediastream/MediaStreamCenter.h"
 
@@ -17,6 +18,11 @@ CanvasCaptureMediaStreamTrack* CanvasCaptureMediaStreamTrack::create(MediaStream
     return new CanvasCaptureMediaStreamTrack(component, element, handler);
 }
 
+CanvasCaptureMediaStreamTrack* CanvasCaptureMediaStreamTrack::create(MediaStreamComponent* component, PassRefPtrWillBeRawPtr<HTMLCanvasElement> element, const PassOwnPtr<WebCanvasCaptureHandler> handler, double frameRate)
+{
+    return new CanvasCaptureMediaStreamTrack(component, element, handler, frameRate);
+}
+
 HTMLCanvasElement* CanvasCaptureMediaStreamTrack::canvas() const
 {
     return m_canvasElement.get();
@@ -61,4 +67,15 @@ CanvasCaptureMediaStreamTrack::CanvasCaptureMediaStreamTrack(MediaStreamComponen
     m_canvasElement->addListener(m_drawListener.get());
 }
 
+CanvasCaptureMediaStreamTrack::CanvasCaptureMediaStreamTrack(MediaStreamComponent* component, PassRefPtrWillBeRawPtr<HTMLCanvasElement> element, const PassOwnPtr<WebCanvasCaptureHandler> handler, double frameRate)
+    : MediaStreamTrack(element->executionContext(), component)
+    , m_canvasElement(element)
+{
+    suspendIfNeeded();
+    TimedCanvasDrawListener* listener = TimedCanvasDrawListener::create(handler, frameRate);
+    m_drawListener = listener;
+    m_canvasElement->addListener(m_drawListener.get());
+    listener->requestNewFrame();
+}
+
 } // namespace blink