Safeguard for webMediaPlayer() access

Source/modules/imagebitmap/ImageBitmapFactories.cpp

Index: Source/modules/imagebitmap/ImageBitmapFactories.cpp
diff --git a/Source/modules/imagebitmap/ImageBitmapFactories.cpp b/Source/modules/imagebitmap/ImageBitmapFactories.cpp
index 38be61725f830648ec68dc7202287b4fd8b0fae4..7f761f07a676dce01484eca71edf42011beca730 100644
--- a/Source/modules/imagebitmap/ImageBitmapFactories.cpp
+++ b/Source/modules/imagebitmap/ImageBitmapFactories.cpp
@@ -128,7 +128,8 @@ ScriptPromise ImageBitmapFactories::createImageBitmap(ScriptState* scriptState,
         exceptionState.throwDOMException(InvalidStateError, "The provided element has not retrieved data.");
         return ScriptPromise();
     }
-    if (video->readyState() <= HTMLMediaElement::HAVE_METADATA) {
+    // FIXME: Remove the below null check once we fix the bug 382721
+    if (video->readyState() <= HTMLMediaElement::HAVE_METADATA || !video->webMediaPlayer()) {
         exceptionState.throwDOMException(InvalidStateError, "The provided element's player has no current data.");
         return ScriptPromise();
     }