Move Google3-specific stack limitation logic to template classes.

src/gpu/batches/GrDrawPathBatch.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrDrawPathBatch.h"
 
 static void pre_translate_transform_values(const float* xforms,
@@ skipping 119 matching lines @@
 
     if (fDraws.count() == 1) {
         const InstanceData& instances = *head.fInstanceData;
         state->gpu()->pathRendering()->drawPaths(args, fPathRange.get(), instances.indices(),
                                                  GrPathRange::kU16_PathIndexType,
                                                  instances.transformValues(),
                                                  instances.transformType(),
                                                  instances.count());
     } else {
         int floatsPerTransform = GrPathRendering::PathTransformSize(this->transformType());
-#if defined(GOOGLE3)
-        //Stack frame size is limited in GOOGLE3.
-        SkAutoSTMalloc<512, float> transformStorage(floatsPerTransform * fTotalPathCount);
-        SkAutoSTMalloc<256, uint16_t> indexStorage(fTotalPathCount);
-#else
         SkAutoSTMalloc<4096, float> transformStorage(floatsPerTransform * fTotalPathCount);
         SkAutoSTMalloc<2048, uint16_t> indexStorage(fTotalPathCount);
-#endif
         int idx = 0;
         for (DrawList::Iter iter(fDraws); iter.get(); iter.next()) {
             const Draw& draw = *iter.get();
             const InstanceData& instances = *draw.fInstanceData;
             memcpy(&indexStorage[idx], instances.indices(), instances.count() * sizeof(uint16_t));
             pre_translate_transform_values(instances.transformValues(), this->transformType(),
                                            instances.count(),
                                            draw.fX - head.fX, draw.fY - head.fY,
                                            &transformStorage[floatsPerTransform * idx]);
             idx += instances.count();
@@ skipping 46 matching lines @@
                 dst[i + 3] = xforms[i + 3];
                 dst[i + 4] = xforms[i + 4];
                 dst[i + 5] = xforms[i + 3] * x + xforms[i + 4] * y + xforms[i + 5];
             }
             break;
         default:
             SkFAIL("Unknown transform type.");
             break;
     }
 }