remove view matrix from context

src/core/SkImageFilter.cpp

 /*
  * Copyright 2012 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkImageFilter.h"
 
 #include "SkBitmap.h"
@@ skipping 238 matching lines @@
     desc.fFlags = kRenderTarget_GrSurfaceFlag,
     desc.fWidth = bounds.width();
     desc.fHeight = bounds.height();
     desc.fConfig = kRGBA_8888_GrPixelConfig;
 
     SkAutoTUnref<GrTexture> dst(
         context->refScratchTexture(desc, GrContext::kApprox_ScratchTexMatch));
     if (!dst) {
         return false;
     }
-    GrContext::AutoMatrix am;
-    am.setIdentity(context);
     GrContext::AutoRenderTarget art(context, dst->asRenderTarget());
     GrContext::AutoClip acs(context, dstRect);
     GrFragmentProcessor* fp;
     offset->fX = bounds.left();
     offset->fY = bounds.top();
     bounds.offset(-srcOffset);
     SkMatrix matrix(ctx.ctm());
     matrix.postTranslate(SkIntToScalar(-bounds.left()), SkIntToScalar(-bounds.top()));
     if (this->asFragmentProcessor(&fp, srcTexture, matrix, bounds)) {
         SkASSERT(fp);
         GrPaint paint;
         paint.addColorProcessor(fp)->unref();
-        context->drawRectToRect(paint, dstRect, srcRect);
+        context->drawRectToRect(paint, SkMatrix::I(), dstRect, srcRect);
 
         WrapTexture(dst, bounds.width(), bounds.height(), result);
         return true;
     }
 #endif
     return false;
 }
 
 bool SkImageFilter::applyCropRect(const Context& ctx, const SkBitmap& src,
                                   const SkIPoint& srcOffset, SkIRect* bounds) const {
@@ skipping 204 matching lines @@
 
 SkImageFilter::Cache* SkImageFilter::Cache::Create(size_t maxBytes) {
     return SkNEW_ARGS(CacheImpl, (maxBytes));
 }
 
 SK_DECLARE_STATIC_LAZY_PTR(SkImageFilter::Cache, cache, CreateCache);
 
 SkImageFilter::Cache* SkImageFilter::Cache::Get() {
     return cache.get();
 }