Add test configs for instanced rendering

src/gpu/GrGpu.cpp

 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "GrGpu.h"
 
@@ skipping 233 matching lines @@
 GrBuffer* GrGpu::createBuffer(size_t size, GrBufferType intendedType,
                               GrAccessPattern accessPattern, const void* data) {
     this->handleDirtyContext();
     GrBuffer* buffer = this->onCreateBuffer(size, intendedType, accessPattern, data);
     if (!this->caps()->reuseScratchBuffers()) {
         buffer->resourcePriv().removeScratchKey();
     }
     return buffer;
 }
 
+gr_instanced::InstancedRendering* GrGpu::createInstancedRendering() {
+    SkASSERT(GrCaps::InstancedSupport::kNone != this->caps()->instancedSupport());
+    return this->onCreateInstancedRendering();
+}
+
 bool GrGpu::copySurface(GrSurface* dst,
                         GrSurface* src,
                         const SkIRect& srcRect,
                         const SkIPoint& dstPoint) {
     SkASSERT(dst && src);
     this->handleDirtyContext();
     return this->onCopySurface(dst, src, srcRect, dstPoint);
 }
 
 bool GrGpu::getReadPixelsInfo(GrSurface* srcSurface, int width, int height, size_t rowBytes,
@@ skipping 214 matching lines @@
         // This doesn't have geometric meaning. We just need to define an ordering for std::map.
         if (a[i].x() != b[i].x()) {
             return a[i].x() < b[i].x();
         }
         if (a[i].y() != b[i].y()) {
             return a[i].y() < b[i].y();
         }
     }
     return false; // Equal.
 }