remove view matrix from context

src/effects/SkAlphaThresholdFilter.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkAlphaThresholdFilter.h"
 #include "SkBitmap.h"
 #include "SkReadBuffer.h"
@@ skipping 272 matching lines @@
             return false;
         }
 
         {
             GrContext::AutoRenderTarget art(context, maskTexture->asRenderTarget());
             GrPaint grPaint;
             grPaint.setPorterDuffXPFactory(SkXfermode::kSrc_Mode);
             SkRegion::Iterator iter(fRegion);
             context->clear(NULL, 0x0, true, maskTexture->asRenderTarget());
 
-            SkMatrix old_matrix = context->getMatrix();
-            context->setMatrix(in_matrix);
-
             while (!iter.done()) {
                 SkRect rect = SkRect::Make(iter.rect());
-                context->drawRect(grPaint, rect);
+                context->drawRect(grPaint, in_matrix, rect);
                 iter.next();
             }
-            context->setMatrix(old_matrix);
         }
 
         *fp = AlphaThresholdEffect::Create(texture,
                                            maskTexture,
                                            fInnerThreshold,
                                            fOuterThreshold);
     }
     return true;
 }
 #endif
@@ skipping 59 matching lines @@
                                                   (U8CPU)(SkColorGetG(source) * scale),
                                                   (U8CPU)(SkColorGetB(source) * scale));
                 }
             }
             dptr[y * dst->width() + x] = output_color;
         }
     }
 
     return true;
 }