Clean up test drawContext usage

include/core/SkCanvas.h

 /*
  * Copyright 2006 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.
  */
 
 #ifndef SkCanvas_DEFINED
 #define SkCanvas_DEFINED
 
 #include "SkTypes.h"
 #include "SkBitmap.h"
 #include "SkDeque.h"
 #include "SkImage.h"
 #include "SkPaint.h"
 #include "SkRefCnt.h"
 #include "SkRegion.h"
 #include "SkSurfaceProps.h"
 #include "SkXfermode.h"
 
 class GrContext;
-class GrRenderTarget;
+class GrDrawContext;
 class SkBaseDevice;
 class SkCanvasClipVisitor;
 class SkClipStack;
 class SkData;
 class SkDraw;
 class SkDrawable;
 class SkDrawFilter;
 class SkImageFilter;
 class SkMetaData;
 class SkPath;
@@ skipping 1182 matching lines @@
     /**
      *  Replays the clip operations, back to front, that have been applied to
      *  the canvas, calling the appropriate method on the visitor for each
      *  clip. All clips have already been transformed into device space.
      */
     void replayClips(ClipVisitor*) const;
 
     ///////////////////////////////////////////////////////////////////////////
 
     // don't call
-    GrRenderTarget* internal_private_accessTopLayerRenderTarget();
+    GrDrawContext* internal_private_accessTopLayerDrawContext();
 
     // don't call
     static void Internal_Private_SetIgnoreSaveLayerBounds(bool);
     static bool Internal_Private_GetIgnoreSaveLayerBounds();
     static void Internal_Private_SetTreatSpriteAsBitmap(bool);
     static bool Internal_Private_GetTreatSpriteAsBitmap();
 
     // TEMP helpers until we switch virtual over to const& for src-rect
     void legacy_drawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst,
                               const SkPaint* paint,
@@ skipping 343 matching lines @@
 
 class SkCanvasClipVisitor {
 public:
     virtual ~SkCanvasClipVisitor();
     virtual void clipRect(const SkRect&, SkRegion::Op, bool antialias) = 0;
     virtual void clipRRect(const SkRRect&, SkRegion::Op, bool antialias) = 0;
     virtual void clipPath(const SkPath&, SkRegion::Op, bool antialias) = 0;
 };
 
 #endif