Basic use implementation for MediaStream from Canvas: captureStream()

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

Index: third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.h
diff --git a/third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.h b/third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.h
new file mode 100644
index 0000000000000000000000000000000000000000..00e5f94cfc3fbec942eb2e60b95903ed5978687f
--- /dev/null
+++ b/third_party/WebKit/Source/modules/mediacapturefromelement/AutoCanvasDrawListener.h
@@ -0,0 +1,33 @@
+// Copyright 2015 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 AutoCanvasDrawListener_h
+#define AutoCanvasDrawListener_h
+
+#include "core/html/canvas/CanvasDrawListener.h"
+#include "platform/heap/Handle.h"
+#include "public/platform/WebCanvasCaptureHandler.h"
+#include "wtf/Noncopyable.h"
+
+namespace blink {
+
+class AutoCanvasDrawListener final : public NoBaseWillBeGarbageCollectedFinalized<AutoCanvasDrawListener>, public CanvasDrawListener {

[peria, 2015/11/24 05:50:22]

s/NoBaseWillbeG//.

[emircan, 2015/11/24 22:16:51]

Done.

+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(AutoCanvasDrawListener);

[peria, 2015/11/24 05:50:22]

s/WILL_BE_//.

[emircan, 2015/11/24 22:16:51]

Done.

+    WTF_MAKE_NONCOPYABLE(AutoCanvasDrawListener);
+public:
+    static PassOwnPtrWillBeRawPtr<AutoCanvasDrawListener> create(const PassOwnPtr<WebCanvasCaptureHandler>&);

[peria, 2015/11/24 05:50:22]

AutoCanvasDrawListener* crete(...);

[emircan, 2015/11/24 22:16:51]

Done.

+    ~AutoCanvasDrawListener() {}
+    bool needsNewFrameCapture() const override;
+    void setNewFrameCapture(const WTF::PassRefPtr<SkImage>&) override;
+
+    DEFINE_INLINE_TRACE() {}
+private:
+    AutoCanvasDrawListener(const PassOwnPtr<WebCanvasCaptureHandler>&);
+
+    OwnPtr<WebCanvasCaptureHandler> m_handler;
+};
+
+} // namespace blink
+
+#endif