GrDrawContext now holds GrRenderTarget pointer

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 233 matching lines @@
                                                        SkImageFilter* input)
     : INHERITED(1, &input)
     , fRegion(region)
     , fInnerThreshold(innerThreshold)
     , fOuterThreshold(outerThreshold) {
 }
 
 #if SK_SUPPORT_GPU
 bool SkAlphaThresholdFilterImpl::asFragmentProcessor(GrFragmentProcessor** fp,
                                                      GrTexture* texture,
-                                                     const SkMatrix& in_matrix,
+                                                     const SkMatrix& inMatrix,
                                                      const SkIRect&) const {
     if (fp) {
         GrContext* context = texture->getContext();
         GrSurfaceDesc maskDesc;
         if (context->caps()->isConfigRenderable(kAlpha_8_GrPixelConfig, false)) {
             maskDesc.fConfig = kAlpha_8_GrPixelConfig;
         } else {
             maskDesc.fConfig = kRGBA_8888_GrPixelConfig;
         }
         maskDesc.fFlags = kRenderTarget_GrSurfaceFlag;
         // Add one pixel of border to ensure that clamp mode will be all zeros
         // the outside.
         maskDesc.fWidth = texture->width();
         maskDesc.fHeight = texture->height();
         SkAutoTUnref<GrTexture> maskTexture(
             context->textureProvider()->createApproxTexture(maskDesc));
         if (!maskTexture) {
             return false;
         }
 
-        SkAutoTUnref<GrDrawContext> drawContext(context->drawContext());
+        SkAutoTUnref<GrDrawContext> drawContext(
+                                            context->drawContext(maskTexture->asRenderTarget()));
         if (drawContext) {
             GrPaint grPaint;
             grPaint.setPorterDuffXPFactory(SkXfermode::kSrc_Mode);
             SkRegion::Iterator iter(fRegion);
-            drawContext->clear(maskTexture->asRenderTarget(), nullptr, 0x0, true);
+            drawContext->clear(nullptr, 0x0, true);
 
             while (!iter.done()) {
                 SkRect rect = SkRect::Make(iter.rect());
-                drawContext->drawRect(maskTexture->asRenderTarget(), GrClip::WideOpen(), grPaint,
-                                      in_matrix, rect);
+                drawContext->drawRect(GrClip::WideOpen(), grPaint, inMatrix, rect);
                 iter.next();
             }
         }
 
         *fp = AlphaThresholdEffect::Create(texture,
                                            maskTexture,
                                            fInnerThreshold,
                                            fOuterThreshold);
     }
     return true;
@@ skipping 70 matching lines @@
 }
 
 #ifndef SK_IGNORE_TO_STRING
 void SkAlphaThresholdFilterImpl::toString(SkString* str) const {
     str->appendf("SkAlphaThresholdImageFilter: (");
     str->appendf("inner: %f outer: %f", fInnerThreshold, fOuterThreshold);
     str->append(")");
 }
 #endif