Added Pepper 3D render context that instantiates the GPU plugin....

gpu/command_buffer/common/buffer.h

+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef GPU_COMMAND_BUFFER_COMMON_BUFFER_H_
+#define GPU_COMMAND_BUFFER_COMMON_BUFFER_H_
+
+namespace base {
+  class SharedMemory;
+}
+
+namespace gpu {
+
+// Address and size of a buffer and optionally a shared memory object. This
+// type has value semantics.
+struct Buffer {
+  Buffer() : ptr(NULL), size(0), shared_memory(NULL) {
+  }
+
+  void* ptr;
+  size_t size;
+
+  // Null if the buffer is not shared memory or if it is not exposed as such.
+  base::SharedMemory* shared_memory;
+};
+
+}  // namespace gpu
+
+#endif  // GPU_COMMAND_BUFFER_COMMON_BUFFER_H_