Cleanup patch to move all of SkImageFilterUtils into SkImageFilter.

src/effects/SkXfermodeImageFilter.cpp

 /*
  * Copyright 2013 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkXfermodeImageFilter.h"
 #include "SkCanvas.h"
 #include "SkDevice.h"
 #include "SkColorPriv.h"
 #include "SkReadBuffer.h"
 #include "SkWriteBuffer.h"
 #include "SkXfermode.h"
 #if SK_SUPPORT_GPU
 #include "GrContext.h"
 #include "effects/GrSimpleTextureEffect.h"
 #include "SkGr.h"
-#include "SkImageFilterUtils.h"
 #endif
 
 ///////////////////////////////////////////////////////////////////////////////
 
 SkXfermodeImageFilter::SkXfermodeImageFilter(SkXfermode* mode,
                                              SkImageFilter* background,
                                              SkImageFilter* foreground,
                                              const CropRect* cropRect)
   : INHERITED(background, foreground, cropRect), fMode(mode) {
     SkSafeRef(fMode);
@@ skipping 64 matching lines @@
     return true;
 }
 
 #if SK_SUPPORT_GPU
 
 bool SkXfermodeImageFilter::filterImageGPU(Proxy* proxy,
                                            const SkBitmap& src,
                                            const SkMatrix& ctm,
                                            SkBitmap* result,
                                            SkIPoint* offset) const {
-    SkBitmap background;
+    SkBitmap background = src;
     SkIPoint backgroundOffset = SkIPoint::Make(0, 0);
-    if (!SkImageFilterUtils::GetInputResultGPU(getInput(0), proxy, src, ctm, &background,
-                                               &backgroundOffset)) {
+    if (getInput(0) && !getInput(0)->getInputResultGPU(proxy, src, ctm, &background,
+                                                       &backgroundOffset)) {
         return false;
     }
     GrTexture* backgroundTex = background.getTexture();
-    SkBitmap foreground;
+    SkBitmap foreground = src;
     SkIPoint foregroundOffset = SkIPoint::Make(0, 0);
-    if (!SkImageFilterUtils::GetInputResultGPU(getInput(1), proxy, src, ctm, &foreground,
-                                               &foregroundOffset)) {
+    if (getInput(1) && !getInput(1)->getInputResultGPU(proxy, src, ctm, &foreground,
+                                                       &foregroundOffset)) {
         return false;
     }
     GrTexture* foregroundTex = foreground.getTexture();
     GrContext* context = foregroundTex->getContext();
 
     GrEffectRef* xferEffect = NULL;
 
     GrTextureDesc desc;
     desc.fFlags = kRenderTarget_GrTextureFlagBit | kNoStencil_GrTextureFlagBit;
     desc.fWidth = src.width();
@@ skipping 28 matching lines @@
         backgroundPaint.addColorTextureEffect(backgroundTex, backgroundMatrix);
         context->drawRect(backgroundPaint, srcRect);
 
         GrPaint foregroundPaint;
         foregroundPaint.setBlendFunc(sk_blend_to_grblend(sm), sk_blend_to_grblend(dm));
         foregroundPaint.addColorTextureEffect(foregroundTex, foregroundMatrix);
         context->drawRect(foregroundPaint, srcRect);
     }
     offset->fX = backgroundOffset.fX;
     offset->fY = backgroundOffset.fY;
-    return SkImageFilterUtils::WrapTexture(dst, src.width(), src.height(), result);
+    WrapTexture(dst, src.width(), src.height(), result);
+    return true;
 }
 
 #endif