Implementing FlushMappedBufferRange in GPU command buffer.

gpu/command_buffer/build_gles2_cmd_buffer.py

 #!/usr/bin/env python
 # Copyright (c) 2012 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.
 
 """code generator for GLES2 command buffers."""
 
 import itertools
 import os
 import os.path
@@ skipping 2852 matching lines @@
     'client_test': False,
     'decoder_func': 'DoFinish',
     'defer_reads': True,
     'trace_level': 1,
   },
   'Flush': {
     'impl_func': False,
     'decoder_func': 'DoFlush',
     'trace_level': 1,
   },
+  'FlushMappedBufferRange': {
+    'decoder_func': 'DoFlushMappedBufferRange',
+    'trace_level': 1,
+    'unit_test': False,
+    'unsafe': True,
+  },
   'FramebufferRenderbuffer': {
     'decoder_func': 'DoFramebufferRenderbuffer',
     'gl_test_func': 'glFramebufferRenderbufferEXT',
     'trace_level': 1,
   },
   'FramebufferTexture2D': {
     'decoder_func': 'DoFramebufferTexture2D',
     'gl_test_func': 'glFramebufferTexture2DEXT',
     'unit_test': False,
     'trace_level': 1,
@@ skipping 8445 matching lines @@
   Format(gen.generated_cpp_filenames)
 
   if gen.errors > 0:
     print "%d errors" % gen.errors
     return 1
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv[1:]))