diff -r 000000000000 -r 6474c204b198 gfx/angle/src/libGLESv2/renderer/BufferStorage9.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/angle/src/libGLESv2/renderer/BufferStorage9.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,42 @@
+//
+// Copyright (c) 2013 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// BufferStorage9.h Defines the BufferStorage9 class.
+
+#ifndef LIBGLESV2_RENDERER_BUFFERSTORAGE9_H_
+#define LIBGLESV2_RENDERER_BUFFERSTORAGE9_H_
+
+#include "libGLESv2/renderer/BufferStorage.h"
+
+namespace rx
+{
+
+class BufferStorage9 : public BufferStorage
+{
+  public:
+    BufferStorage9();
+    virtual ~BufferStorage9();
+
+    static BufferStorage9 *makeBufferStorage9(BufferStorage *bufferStorage);
+
+    virtual void *getData();
+    virtual void setData(const void* data, unsigned int size, unsigned int offset);
+    virtual void clear();
+    virtual unsigned int getSize() const;
+    virtual bool supportsDirectBinding() const;
+
+  private:
+    DISALLOW_COPY_AND_ASSIGN(BufferStorage9);
+
+    void *mMemory;
+    unsigned int mAllocatedSize;
+
+    unsigned int mSize;
+};
+
+}
+
+#endif // LIBGLESV2_RENDERER_BUFFERSTORAGE9_H_