remove 'deprecated' region from SkDraw

src/gpu/GrSWMaskHelper.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 "GrSWMaskHelper.h"
 
 #include "GrCaps.h"
@@ skipping 197 matching lines @@
             return false;
         }
         fPixels.erase(0);
     } else {
         // Otherwise, we just need to remember how big the buffer is...
         fPixels.reset(bmImageInfo);
     }
     fDraw.fDst      = fPixels;
     fRasterClip.setRect(bounds);
     fDraw.fRC       = &fRasterClip;
-    fDraw.fClip     = &fRasterClip.bwRgn();
     fDraw.fMatrix   = &fMatrix;
     return true;
 }
 
 /**
  * Get a texture (from the texture cache) of the correct size & format.
  */
 GrTexture* GrSWMaskHelper::createTexture() {
     GrSurfaceDesc desc;
     desc.fWidth = fPixels.width();
@@ skipping 128 matching lines @@
     pipelineBuilder->addCoverageFragmentProcessor(
                          GrSimpleTextureEffect::Create(texture,
                                                        maskMatrix,
                                                        GrTextureParams::kNone_FilterMode,
                                                        kDevice_GrCoordSet))->unref();
 
     SkAutoTUnref<GrDrawBatch> batch(GrRectBatchFactory::CreateNonAAFill(color, SkMatrix::I(),
                                                                         dstRect, nullptr, &invert));
     target->drawBatch(*pipelineBuilder, batch);
 }