Revert of GrBatchPrototype

src/gpu/GrBatch.cpp

-#include "GrBatch.h"
-
-#include "GrMemoryPool.h"
-#include "SkTLS.h"
-
-// TODO I noticed a small benefit to using a larger exclusive pool for batches.  Its very small,
-// but seems to be mostly consistent.  There is a lot in flux right now, but we should really
-// revisit this when batch is everywhere
-
-class GrBatch_Globals {
-public:
-    static GrMemoryPool* GetTLS() {
-        return (GrMemoryPool*)SkTLS::Get(CreateTLS, DeleteTLS);
-    }
-
-private:
-    static void* CreateTLS() {
-        return SkNEW_ARGS(GrMemoryPool, (16384, 16384));
-    }
-
-    static void DeleteTLS(void* pool) {
-        SkDELETE(reinterpret_cast<GrMemoryPool*>(pool));
-    }
-};
-
-int32_t GrBatch::gCurrBatchClassID =
-        GrBatch::kIllegalBatchClassID;
-
-void* GrBatch::operator new(size_t size) {
-    return GrBatch_Globals::GetTLS()->allocate(size);
-}
-
-void GrBatch::operator delete(void* target) {
-    GrBatch_Globals::GetTLS()->release(target);
-}