Move DstCopy on gpu into the GrXferProcessor.

src/gpu/GrGpu.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 GrGpu_DEFINED
 #define GrGpu_DEFINED
 
@@ skipping 289 matching lines @@
     // Returns a timestamp based on the number of times the context was reset.
     // This timestamp can be used to lazily detect when cached 3D context state
     // is dirty.
     ResetTimestamp getResetTimestamp() const { return fResetTimestamp; }
 
     GrContext::GPUStats* gpuStats() { return &fGPUStats; }
 
     virtual void buildProgramDesc(GrProgramDesc*,
                                   const GrPrimitiveProcessor&,
                                   const GrPipeline&,
-                                  const GrProgramDesc::DescInfo&,
                                   const GrBatchTracker&) const = 0;
 
     /**
      * Called at start and end of gpu trace marking
      * GR_CREATE_GPU_TRACE_MARKER(marker_str, target) will automatically call these at the start
      * and end of a code block respectively
      */
     void addGpuTraceMarker(const GrGpuTraceMarker* marker);
     void removeGpuTraceMarker(const GrGpuTraceMarker* marker);
 
@@ skipping 183 matching lines @@
     int                                                                 fGpuTraceMarkerCount;
     GrTraceMarkerSet                                                    fActiveTraceMarkers;
     GrTraceMarkerSet                                                    fStoredTraceMarkers;
     // The context owns us, not vice-versa, so this ptr is not ref'ed by Gpu.
     GrContext*                                                          fContext;
 
     typedef SkRefCnt INHERITED;
 };
 
 #endif