Added CommandBufferClient, CommandBufferStub and some IPC messages....

gpu/command_buffer/client/cmd_buffer_helper.cc

 /*
  * Copyright 2009, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 17 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 
 // This file contains the implementation of the command buffer helper class.
 
 #include "gpu/command_buffer/client/cmd_buffer_helper.h"
 #include "gpu/command_buffer/common/command_buffer.h"
 
-namespace command_buffer {
+namespace gpu {
 
-using command_buffer::CommandBuffer;
+using gpu::CommandBuffer;
 
 CommandBufferHelper::CommandBufferHelper(CommandBuffer* command_buffer)
     : command_buffer_(command_buffer),
       entries_(NULL),
       entry_count_(0),
       token_(0),
       last_token_read_(-1),
       get_(0),
       put_(0) {
 }
@@ skipping 130 matching lines @@
   CommandBufferEntry* space = &entries_[put_];
   put_ += entries;
   return space;
 }
 
 parse_error::ParseError CommandBufferHelper::GetParseError() {
   int32 parse_error = command_buffer_->ResetParseError();
   return static_cast<parse_error::ParseError>(parse_error);
 }
 
-}  // namespace command_buffer
+}  // namespace gpu