Use an up-to-date canvas size when building canvas filters

third_party/WebKit/Source/modules/canvas2d/CanvasRenderingContext2D.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008 Dirk Schulze <krit@webkit.org>
  * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. All rights reserved.
  * Copyright (C) 2012, 2013 Intel Corporation. All rights reserved.
  * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved.
  *
@@ skipping 810 matching lines @@
 {
     // See 4.8.11.1.3 Compositing
     // CompositeSourceAtop and CompositeDestinationOut are not listed here as the platforms already
     // implement the specification's behavior.
     return op == SkXfermode::kSrcIn_Mode || op == SkXfermode::kSrcOut_Mode || op == SkXfermode::kDstIn_Mode || op == SkXfermode::kDstATop_Mode;
 }
 
 template<typename DrawFunc>
 void CanvasRenderingContext2D::compositedDraw(const DrawFunc& drawFunc, SkCanvas* c, CanvasRenderingContext2DState::PaintType paintType, CanvasRenderingContext2DState::ImageType imageType)
 {
-    SkImageFilter* filter = state().getFilter(canvas(), accessFont());
+    SkImageFilter* filter = state().getFilter(canvas(), accessFont(), canvas()->size());
     ASSERT(isFullCanvasCompositeMode(state().globalComposite()) || filter);
     SkMatrix ctm = c->getTotalMatrix();
     c->resetMatrix();
     SkPaint compositePaint;
     compositePaint.setXfermodeMode(state().globalComposite());
     if (state().shouldDrawShadows()) {
         // unroll into two independently composited passes if drawing shadows
         SkPaint shadowPaint = *state().getPaint(paintType, DrawShadowOnly, imageType);
         int saveCount = c->getSaveCount();
         if (filter) {
@@ skipping 1486 matching lines @@
         if (imageType == CanvasRenderingContext2DState::NonOpaqueImage)
             return;
         if (alpha < 0xFF)
             return;
     }
 
     canvas()->buffer()->willOverwriteCanvas();
 }
 
 } // namespace blink