Remove localcoordchange functions off paint

src/gpu/GrClipMaskManager.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrClipMaskManager.h"
 #include "GrAAConvexPathRenderer.h"
 #include "GrAAHairLinePathRenderer.h"
@@ skipping 407 matching lines @@
         return SkToBool(*pr);
     }
 }
 
 void GrClipMaskManager::mergeMask(GrDrawState* drawState,
                                   GrTexture* dstMask,
                                   GrTexture* srcMask,
                                   SkRegion::Op op,
                                   const SkIRect& dstBound,
                                   const SkIRect& srcBound) {
-    SkAssertResult(drawState->setIdentityViewMatrix());
-
     drawState->setRenderTarget(dstMask->asRenderTarget());
 
     // We want to invert the coverage here
     set_coverage_drawing_xpf(op, false, drawState);
 
     SkMatrix sampleM;
     sampleM.setIDiv(srcMask->width(), srcMask->height());
 
     drawState->addCoverageProcessor(
         GrTextureDomainEffect::Create(srcMask,
@@ skipping 618 matching lines @@
 }
 
 void GrClipMaskManager::adjustPathStencilParams(const GrStencilBuffer* stencilBuffer,
                                                 GrStencilSettings* settings) {
     // TODO: dynamically attach a stencil buffer
     if (stencilBuffer) {
         int stencilBits = stencilBuffer->bits();
         this->adjustStencilParams(settings, fClipMode, stencilBits);
     }
 }