Basic use implementation for MediaStream from Canvas: captureStream()

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

Index: third_party/WebKit/Source/modules/mediacapturefromelement/HTMLCanvasElementCapture.h
diff --git a/third_party/WebKit/Source/modules/canvas2d/EventHitRegion.h b/third_party/WebKit/Source/modules/mediacapturefromelement/HTMLCanvasElementCapture.h
similarity index 52%
copy from third_party/WebKit/Source/modules/canvas2d/EventHitRegion.h
copy to third_party/WebKit/Source/modules/mediacapturefromelement/HTMLCanvasElementCapture.h
index 336ee7c9243c30dc679b205c6921eef0911c8faf..04d090505d836dee64bac1a8791ae0b74cbc923d 100644
--- a/third_party/WebKit/Source/modules/canvas2d/EventHitRegion.h
+++ b/third_party/WebKit/Source/modules/mediacapturefromelement/HTMLCanvasElementCapture.h
@@ -2,21 +2,20 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef EventHitRegion_h
-#define EventHitRegion_h
+#ifndef HTMLCanvasElementCapture_h
+#define HTMLCanvasElementCapture_h
 
 #include "wtf/Allocator.h"
-#include "wtf/text/WTFString.h"
 
 namespace blink {
 
+class CanvasCaptureMediaStream;
 class HTMLCanvasElement;
-class LayoutPoint;
 
-class EventHitRegion {
-    STATIC_ONLY(EventHitRegion);
+class HTMLCanvasElementCapture {
+    STATIC_ONLY(HTMLCanvasElementCapture);
 public:
-    static String regionIdFromAbsoluteLocation(HTMLCanvasElement&, const LayoutPoint&);
+    static CanvasCaptureMediaStream* captureStream(HTMLCanvasElement&);
 };
 
 } // namespace blink