Move instanced index buffer creation to flush time

src/gpu/GrAARectRenderer.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrAARectRenderer_DEFINED
 #define GrAARectRenderer_DEFINED
 
 #include "GrColor.h"
 #include "SkMatrix.h"
 #include "SkRect.h"
 #include "SkRefCnt.h"
 #include "SkStrokeRec.h"
 
 class GrClip;
 class GrDrawTarget;
-class GrGpu;
 class GrIndexBuffer;
 class GrPipelineBuilder;
 
 /*
  * This class wraps helper functions that draw AA rects (filled & stroked)
  */
 class GrAARectRenderer : public SkRefCnt {
 public:
     SK_DECLARE_INST_COUNT(GrAARectRenderer)
 
-    GrAARectRenderer(GrGpu* gpu)
-    : fGpu(gpu)
-    , fAAFillRectIndexBuffer(NULL)
-    , fAAMiterStrokeRectIndexBuffer(NULL)
-    , fAABevelStrokeRectIndexBuffer(NULL) {
-    }
-
-    void reset();
-
-    ~GrAARectRenderer() {
-        this->reset();
-    }
-
     // TODO: potentialy fuse the fill & stroke methods and differentiate
     // between them by passing in stroke (==NULL means fill).
 
     void fillAARect(GrDrawTarget* target,
                     GrPipelineBuilder* pipelineBuilder,
                     GrColor color,
                     const SkMatrix& viewMatrix,
                     const SkRect& rect,
                     const SkRect& devRect) {
         this->geometryFillAARect(target, pipelineBuilder, color, viewMatrix, rect, devRect);
@@ skipping 24 matching lines @@
 
     void geometryStrokeAARect(GrDrawTarget*,
                               GrPipelineBuilder*,
                               GrColor,
                               const SkMatrix& viewMatrix,
                               const SkRect& devOutside,
                               const SkRect& devOutsideAssist,
                               const SkRect& devInside,
                               bool miterStroke);
 
-    GrGpu*                      fGpu;
-    GrIndexBuffer*              fAAFillRectIndexBuffer;
-    GrIndexBuffer*              fAAMiterStrokeRectIndexBuffer;
-    GrIndexBuffer*              fAABevelStrokeRectIndexBuffer;
-
     typedef SkRefCnt INHERITED;
 };
 
 #endif // GrAARectRenderer_DEFINED