Use union type in ImageBitmapFactories.idl

third_party/WebKit/Source/core/frame/ImageBitmap.h

Index: third_party/WebKit/Source/core/frame/ImageBitmap.h
diff --git a/third_party/WebKit/Source/core/frame/ImageBitmap.h b/third_party/WebKit/Source/core/frame/ImageBitmap.h
index 90090b72dfe1960ffc5d9bc10e4b3c6cf0d7b50b..6cd0520f1b9143cf28eef3f9d4571d841d04831f 100644
--- a/third_party/WebKit/Source/core/frame/ImageBitmap.h
+++ b/third_party/WebKit/Source/core/frame/ImageBitmap.h
@@ -9,6 +9,7 @@
 #include "core/CoreExport.h"
 #include "core/html/HTMLImageElement.h"
 #include "core/html/canvas/CanvasImageSource.h"
+#include "core/imagebitmap/ImageBitmapSource.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/graphics/Image.h"
 #include "platform/graphics/ImageBuffer.h"
@@ -23,7 +24,7 @@ class HTMLCanvasElement;
 class HTMLVideoElement;
 class ImageData;
 
-class CORE_EXPORT ImageBitmap final : public RefCountedWillBeGarbageCollectedFinalized<ImageBitmap>, public ScriptWrappable, public ImageLoaderClient, public CanvasImageSource {
+class CORE_EXPORT ImageBitmap final : public RefCountedWillBeGarbageCollectedFinalized<ImageBitmap>, public ScriptWrappable, public ImageLoaderClient, public CanvasImageSource, public ImageBitmapSource {
     DEFINE_WRAPPERTYPEINFO();
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(ImageBitmap);
 public:
@@ -51,6 +52,10 @@ public:
     void adjustDrawRects(FloatRect* srcRect, FloatRect* dstRect) const override;
     FloatSize elementSize() const override;
 
+    // ImageBitmapSource implementation
+    IntSize bitmapSourceSize() override { return size(); }
+    PassRefPtrWillBeRawPtr<ImageBitmap> createImageBitmap(EventTarget&, ImageBitmapSource*, int sx, int sy, int sw, int sh, ExceptionState&) override;
+
     DECLARE_VIRTUAL_TRACE();
 
 private: