Add flag for window rectangles to GrRenderTarget

src/gpu/GrRenderTarget.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 "GrRenderTarget.h"
 
@@ skipping 97 matching lines @@
 }
 
 int GrRenderTargetPriv::numStencilBits() const {
     return fRenderTarget->fStencilAttachment ? fRenderTarget->fStencilAttachment->bits() : 0;
 }
 
 const GrGpu::MultisampleSpecs&
 GrRenderTargetPriv::getMultisampleSpecs(const GrStencilSettings& stencil) const {
     return fRenderTarget->getGpu()->getMultisampleSpecs(fRenderTarget, stencil);
 }
-
-GrRenderTarget::SampleConfig GrRenderTarget::ComputeSampleConfig(const GrCaps& caps,
-                                                                 int sampleCnt) {
-    return (caps.usesMixedSamples() && sampleCnt > 0)
-                        ? GrRenderTarget::kStencil_SampleConfig
-                        : GrRenderTarget::kUnified_SampleConfig;
-}
-