remove subclassing from ImageFilter::Proxy

src/gpu/SkGpuDevice.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkGpuDevice.h"
 
 #include "GrBlurUtils.h"
 #include "GrContext.h"
 #include "GrDrawContext.h"
 #include "GrGpu.h"
 #include "GrGpuResourcePriv.h"
 #include "GrLayerHoister.h"
 #include "GrRecordReplaceDraw.h"
 #include "GrStrokeInfo.h"
 #include "GrTextContext.h"
 #include "GrTracing.h"
 #include "SkCanvasPriv.h"
-#include "SkDeviceImageFilterProxy.h"
 #include "SkDrawProcs.h"
 #include "SkErrorInternals.h"
 #include "SkGlyphCache.h"
 #include "SkGrTexturePixelRef.h"
 #include "SkImage_Base.h"
 #include "SkImageFilter.h"
 #include "SkLayerInfo.h"
 #include "SkMaskFilter.h"
 #include "SkPathEffect.h"
 #include "SkPicture.h"
@@ skipping 1204 matching lines @@
 
 bool SkGpuDevice::filterTexture(GrContext* context, GrTexture* texture,
                                 int width, int height,
                                 const SkImageFilter* filter,
                                 const SkImageFilter::Context& ctx,
                                 SkBitmap* result, SkIPoint* offset) {
     SkASSERT(filter);
 
     // FIXME: plumb actual surface props such that we don't have to lie about the flags here
     //        (https://code.google.com/p/skia/issues/detail?id=3148).
-    SkDeviceImageFilterProxy proxy(this, SkSurfaceProps(0, getLeakyProperties().pixelGeometry()));
+    SkImageFilter::Proxy proxy(this, SkSurfaceProps(0, getLeakyProperties().pixelGeometry()));
 
     if (filter->canFilterImageGPU()) {
         return filter->filterImageGPU(&proxy, wrap_texture(texture, width, height),
                                       ctx, result, offset);
     } else {
         return false;
     }
 }
 
 void SkGpuDevice::drawSprite(const SkDraw& draw, const SkBitmap& bitmap,
@@ skipping 524 matching lines @@
 #endif
 }
 
 SkImageFilter::Cache* SkGpuDevice::getImageFilterCache() {
     // We always return a transient cache, so it is freed after each
     // filter traversal.
     return SkImageFilter::Cache::Create(kDefaultImageFilterCacheSize);
 }
 
 #endif