Add a origin clean flag in ImageBitmap class

third_party/WebKit/Source/core/html/HTMLVideoElement.cpp

Index: third_party/WebKit/Source/core/html/HTMLVideoElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLVideoElement.cpp b/third_party/WebKit/Source/core/html/HTMLVideoElement.cpp
index 6847cd14818fe93865e0d8465533e38b48e0f0d8..38bda7926ea21ac560f08d5619230eddac282be7 100644
--- a/third_party/WebKit/Source/core/html/HTMLVideoElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLVideoElement.cpp
@@ -340,16 +340,7 @@ ScriptPromise HTMLVideoElement::createImageBitmap(ScriptState* scriptState, Even
         exceptionState.throwDOMException(IndexSizeError, String::format("The source %s provided is 0.", sw ? "height" : "width"));
         return ScriptPromise();
     }
-    if (!hasSingleSecurityOrigin()) {
-        exceptionState.throwSecurityError("The source video contains image data from multiple origins.");
-        return ScriptPromise();
-    }
-    if (!webMediaPlayer()->didPassCORSAccessCheck()
-        && eventTarget.toDOMWindow()->document()->securityOrigin()->taintsCanvas(currentSrc())) {
-        exceptionState.throwSecurityError("Cross-origin access to the source video is denied.");
-        return ScriptPromise();
-    }
-    return ImageBitmapSource::fulfillImageBitmap(scriptState, ImageBitmap::create(this, IntRect(sx, sy, sw, sh)));
+    return ImageBitmapSource::fulfillImageBitmap(scriptState, ImageBitmap::create(this, IntRect(sx, sy, sw, sh), eventTarget.toDOMWindow()->document()));
 }
 
 } // namespace blink