gpu: Add TransformFeedback & Uniform Buffer related consts

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 1480 matching lines @@
   'BindBufferBase': {
     'type': 'Bind',
     'id_mapping': [ 'Buffer' ],
     'gen_func': 'GenBuffersARB',
     'unsafe': True,
   },
   'BindBufferRange': {
     'type': 'Bind',
     'id_mapping': [ 'Buffer' ],
     'gen_func': 'GenBuffersARB',
+    'valid_args': {
+      '3': '4',
+      '4': '4'
+    },
     'unsafe': True,
   },
   'BindFramebuffer': {
     'type': 'Bind',
     'decoder_func': 'DoBindFramebuffer',
     'gl_test_func': 'glBindFramebufferEXT',
     'gen_func': 'GenFramebuffersEXT',
     'trace_level': 1,
   },
   'BindRenderbuffer': {
@@ skipping 8562 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:]))