Non DCTSIZE multiple width support for JPEG YUV decoding

Source/platform/image-decoders/ImageDecoder.h

Index: Source/platform/image-decoders/ImageDecoder.h
diff --git a/Source/platform/image-decoders/ImageDecoder.h b/Source/platform/image-decoders/ImageDecoder.h
index 2a305c40b8887d342726adac3a3ba8d2fe3e0420..b1900a477504c58cf733fa116b3d3ed7f925538e 100644
--- a/Source/platform/image-decoders/ImageDecoder.h
+++ b/Source/platform/image-decoders/ImageDecoder.h
@@ -120,7 +120,7 @@ public:
 
     // Decoders which support YUV decoding can override this to
     // give potentially different sizes per component.
-    virtual IntSize decodedYUVSize(int component) const { return decodedSize(); }
+    virtual IntSize decodedYUVSize(int component, bool memoryAllocation) const { return decodedSize(); }

[Stephen White, 2014/09/08 16:58:20]

Naming nit: memoryAllocation seems a little confusing to me (sounds like it's
requesting an actual memory allocation). Maybe forMemoryAllocation?

Of course, if you change this to an enum (see below), you can change the names
how you see fit.

[sugoi1, 2014/09/09 15:08:15]

Acknowledged.

 
     // This will only differ from size() for ICO (where each frame is a
     // different icon) or other formats where different frames are different