Refactor GrBufferAllocPools to use resource cache

src/gpu/GrBatchTarget.cpp

Index: src/gpu/GrBatchTarget.cpp
diff --git a/src/gpu/GrBatchTarget.cpp b/src/gpu/GrBatchTarget.cpp
index 31b4cc9f47f15ab287e5be8e65d29b8816ea0ff6..b6dadd699ba994201000db13f7425c44cbff7c6d 100644
--- a/src/gpu/GrBatchTarget.cpp
+++ b/src/gpu/GrBatchTarget.cpp
@@ -10,27 +10,16 @@
 #include "GrBatchAtlas.h"
 #include "GrPipeline.h"
 
-static const size_t DRAW_BUFFER_VBPOOL_BUFFER_SIZE = 1 << 15;
-static const int DRAW_BUFFER_VBPOOL_PREALLOC_BUFFERS = 4;
-
-static const size_t DRAW_BUFFER_IBPOOL_BUFFER_SIZE = 1 << 11;
-static const int DRAW_BUFFER_IBPOOL_PREALLOC_BUFFERS = 4;
-
 GrBatchTarget::GrBatchTarget(GrGpu* gpu)
     : fGpu(gpu)
+    , fVertexPool(gpu)
+    , fIndexPool(gpu)
     , fFlushBuffer(kFlushBufferInitialSizeInBytes)
     , fIter(fFlushBuffer)
     , fNumberOfDraws(0)
     , fCurrentToken(0)
     , fLastFlushedToken(0)
     , fInlineUpdatesIndex(0) {
-
-    fVertexPool.reset(SkNEW_ARGS(GrVertexBufferAllocPool, (fGpu,
-                                             DRAW_BUFFER_VBPOOL_BUFFER_SIZE,
-                                             DRAW_BUFFER_VBPOOL_PREALLOC_BUFFERS)));
-    fIndexPool.reset(SkNEW_ARGS(GrIndexBufferAllocPool, (fGpu,
-                                            DRAW_BUFFER_IBPOOL_BUFFER_SIZE,
-                                            DRAW_BUFFER_IBPOOL_PREALLOC_BUFFERS)));
 }
 
 void GrBatchTarget::flushNext(int n)  {
@@ -65,11 +54,11 @@ void GrBatchTarget::flushNext(int n)  {
 
 void* GrBatchTarget::makeVertSpace(size_t vertexSize, int vertexCount,
                     const GrVertexBuffer** buffer, int* startVertex) {
-    return fVertexPool->makeSpace(vertexSize, vertexCount, buffer, startVertex);
+    return fVertexPool.makeSpace(vertexSize, vertexCount, buffer, startVertex);
 }
 
 uint16_t* GrBatchTarget::makeIndexSpace(int indexCount,
                                         const GrIndexBuffer** buffer, int* startIndex) {
-    return reinterpret_cast<uint16_t*>(fIndexPool->makeSpace(indexCount, buffer, startIndex));
+    return reinterpret_cast<uint16_t*>(fIndexPool.makeSpace(indexCount, buffer, startIndex));
 }