Cleanup patch to move all of SkImageFilterUtils into SkImageFilter.

include/core/SkImageFilter.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkImageFilter_DEFINED
 #define SkImageFilter_DEFINED
 
@@ skipping 128 matching lines @@
      *  should be used to offset access to the input images, and should also
      *  be added to the "offset" parameter in onFilterImage and
      *  filterImageGPU(). (The latter ensures that the resulting buffer is
      *  drawn in the correct location.)
      */
     bool cropRectIsSet() const { return fCropRect.flags() != 0x0; }
 
     // Default impl returns union of all input bounds.
     virtual void computeFastBounds(const SkRect&, SkRect*) const;
 
+#ifdef SK_SUPPORT_GPU
+    /**
+     * Wrap the given texture in a texture-backed SkBitmap.
+     */
+    static void WrapTexture(GrTexture* texture, int width, int height, SkBitmap* result);
+
+    /**
+     * Recursively evaluate this filter on the GPU. If the filter has no GPU
+     * implementation, it will be processed in software and uploaded to the GPU.
+     */
+    bool getInputResultGPU(SkImageFilter::Proxy* proxy, const SkBitmap& src, const SkMatrix& ctm,
+                           SkBitmap* result, SkIPoint* offset) const;
+#endif
+
     SK_DEFINE_FLATTENABLE_TYPE(SkImageFilter)
 
 protected:
     SkImageFilter(int inputCount, SkImageFilter** inputs, const CropRect* cropRect = NULL);
 
     // Convenience constructor for 1-input filters.
     explicit SkImageFilter(SkImageFilter* input, const CropRect* cropRect = NULL);
 
     // Convenience constructor for 2-input filters.
     SkImageFilter(SkImageFilter* input1, SkImageFilter* input2, const CropRect* cropRect = NULL);
@@ skipping 56 matching lines @@
      *  in the texture.  "matrix" is a transformation to apply to filter
      *  parameters before they are used in the effect. Note that this function
      *  will be called with (NULL, NULL, SkMatrix::I()) to query for support,
      *  so returning "true" indicates support for all possible matrices.
      */
     virtual bool asNewEffect(GrEffectRef** effect,
                              GrTexture*,
                              const SkMatrix& matrix,
                              const SkIRect& bounds) const;
 
+
 private:
     typedef SkFlattenable INHERITED;
     int fInputCount;
     SkImageFilter** fInputs;
     CropRect fCropRect;
 };
 
 #endif