| Index: third_party/WebKit/Source/core/html/HTMLCanvasElement.h
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| diff --git a/third_party/WebKit/Source/core/html/HTMLCanvasElement.h b/third_party/WebKit/Source/core/html/HTMLCanvasElement.h
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| index 43d3529cb098008cccd10ed729ab1f9e307609c6..4a2292cfdc92aa88c799fd8310af82735b3a8b28 100644
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| --- a/third_party/WebKit/Source/core/html/HTMLCanvasElement.h
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| +++ b/third_party/WebKit/Source/core/html/HTMLCanvasElement.h
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| @@ -196,8 +196,8 @@ private:
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|  
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|      bool paintsIntoCanvasBuffer() const;
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|  
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| -    ImageData* toImageData(SourceDrawingBuffer) const;
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| -    String toDataURLInternal(const String& mimeType, const double& quality, SourceDrawingBuffer) const;
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| +    ImageData* toImageData(SourceDrawingBuffer, ExceptionState&) const;
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| +    String toDataURLInternal(const String& mimeType, const double& quality, SourceDrawingBuffer, ExceptionState&) const;
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|  
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|      static void encodeImageAsync(DOMUint8ClampedArray* imagedata, IntSize imageSize, FileCallback*, const String& mimeType, double quality);
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|      static void createBlobAndCall(PassOwnPtr<Vector<char>> encodedImage, const String& mimeType, FileCallback*);
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| 
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