Oval and stroke AA rect now batch

src/gpu/GrGpu.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGpu_DEFINED
 #define GrGpu_DEFINED
 
@@ skipping 124 matching lines @@
      *
      * @param size    size in bytes of the index buffer
      * @param dynamic hints whether the data will be frequently changed
      *                by either GrIndexBuffer::map() or
      *                GrIndexBuffer::updateData().
      *
      * @return The index buffer if successful, otherwise NULL.
      */
     GrIndexBuffer* createIndexBuffer(size_t size, bool dynamic);
 
+    //TODO comment
+    GrIndexBuffer* createIndexBufferPattern(const uint16_t* pattern,

[bsalomon, 2014/10/22 17:51:50]

I like this... but maybe we should call it createInstancedIndexBuffer or
something similar to tie its name to drawIndexedInstances?

Also, can we make the existing instance ibs use this?

+                                            int patternSize,
+                                            int reps,
+                                            int vertCount,
+                                            bool isDynamic = false);
+
     /**
      * Returns an index buffer that can be used to render quads.
      * Six indices per quad: 0, 1, 2, 0, 2, 3, etc.
      * The max number of quads can be queried using GrIndexBuffer::maxQuads().
      * Draw with kTriangles_GrPrimitiveType
      * @ return the quad index buffer
      */
     const GrIndexBuffer* getQuadIndexBuffer() const;
 
     /**
@@ skipping 354 matching lines @@
     // counts number of uses of vertex/index pool in the geometry stack
     int                                                                 fVertexPoolUseCnt;
     int                                                                 fIndexPoolUseCnt;
     // these are mutable so they can be created on-demand
     mutable GrIndexBuffer*                                              fQuadIndexBuffer;
 
     typedef GrDrawTarget INHERITED;
 };
 
 #endif