Pass SkiaImageFilterBuilder& to FilterEffect::createImageFilter

third_party/WebKit/Source/platform/graphics/filters/SourceAlpha.cpp

 /*
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 35 matching lines @@
 {
     setOperatingColorSpace(sourceEffect->operatingColorSpace());
     inputEffects().append(sourceEffect);
 }
 
 FloatRect SourceAlpha::determineAbsolutePaintRect(const FloatRect& requestedRect)
 {
     return inputEffect(0)->determineAbsolutePaintRect(requestedRect);
 }
 
-PassRefPtr<SkImageFilter> SourceAlpha::createImageFilter(SkiaImageFilterBuilder* builder)
+PassRefPtr<SkImageFilter> SourceAlpha::createImageFilter(SkiaImageFilterBuilder& builder)
 {
-    RefPtr<SkImageFilter> sourceGraphic(builder->build(inputEffect(0), operatingColorSpace()));
+    RefPtr<SkImageFilter> sourceGraphic(builder.build(inputEffect(0), operatingColorSpace()));
     SkScalar matrix[20] = {
         0, 0, 0, 0, 0,
         0, 0, 0, 0, 0,
         0, 0, 0, 0, 0,
         0, 0, 0, SK_Scalar1, 0
     };
     RefPtr<SkColorFilter> colorFilter(adoptRef(SkColorMatrixFilter::Create(matrix)));
     return adoptRef(SkColorFilterImageFilter::Create(colorFilter.get(), sourceGraphic.get()));
 }
 
 TextStream& SourceAlpha::externalRepresentation(TextStream& ts, int indent) const
 {
     writeIndent(ts, indent);
     ts << "[SourceAlpha]\n";
     return ts;
 }
 
 } // namespace blink