move some copy surface stuff to GrFlushToGpuDrawTarget

src/gpu/GrFlushToGpuDrawTarget.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrFlushToGpuDrawTarget.h"
 #include "GrContext.h"
 #include "GrGpu.h"
@@ skipping 231 matching lines @@
     // we have to assume that any slack we had in our vertex/index data
     // is now unreleasable because data may have been appended later in the
     // pool.
     if (kReserved_GeometrySrcType == restoredState.fVertexSrc) {
         poolState.fUsedPoolVertexBytes = restoredState.fVertexSize * restoredState.fVertexCount;
     }
     if (kReserved_GeometrySrcType == restoredState.fIndexSrc) {
         poolState.fUsedPoolIndexBytes = sizeof(uint16_t) * restoredState.fIndexCount;
     }
 }
+
+bool GrFlushToGpuDrawTarget::onCanCopySurface(const GrSurface* dst,
+                                              const GrSurface* src,
+                                              const SkIRect& srcRect,
+                                              const SkIPoint& dstPoint) {
+    return getGpu()->canCopySurface(dst, src, srcRect, dstPoint);
+}
+
+bool GrFlushToGpuDrawTarget::onInitCopySurfaceDstDesc(const GrSurface* src, GrSurfaceDesc* desc) {
+    return getGpu()->initCopySurfaceDstDesc(src, desc);
+}