Add glGetActiveUniformBlockiv to 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 1295 matching lines @@
     'valid': [
       'GL_SUBSCRIBED_VALUES_BUFFER_CHROMIUM',
     ],
   },
   'SubscriptionTarget': {
     'type': 'GLenum',
     'valid': [
       'GL_MOUSE_POSITION_CHROMIUM',
     ],
   },
+  'UniformBlockParameter': {
+    'type': 'GLenum',
+    'valid': [
+      'GL_UNIFORM_BLOCK_BINDING',
+      'GL_UNIFORM_BLOCK_DATA_SIZE',
+      'GL_UNIFORM_BLOCK_NAME_LENGTH',
+      'GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS',
+      'GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES',
+      'GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER',
+      'GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER',
+    ],
+    'invalid': [
+      'GL_NEAREST',
+    ],
+  },
   'VertexAttribType': {
     'type': 'GLenum',
     'valid': [
       'GL_BYTE',
       'GL_UNSIGNED_BYTE',
       'GL_SHORT',
       'GL_UNSIGNED_SHORT',
     #  'GL_FIXED',  // This is not available on Desktop GL.
       'GL_FLOAT',
     ],
@@ skipping 701 matching lines @@
     'data_transfer_methods': ['shm'],
     'cmd_args':
         'GLidProgram program, GLuint index, uint32_t name_bucket_id, '
         'void* result',
     'result': [
       'int32_t success',
       'int32_t size',
       'uint32_t type',
     ],
   },
+  'GetActiveUniformBlockiv': {
+    'type': 'Custom',
+    'data_transfer_methods': ['shm'],
+    'result': ['SizedResult<GLint>'],
+    'unsafe': True,
+  },
   'GetActiveUniformBlockName': {
     'type': 'Custom',
     'data_transfer_methods': ['shm'],
     'cmd_args':
         'GLidProgram program, GLuint index, uint32_t name_bucket_id, '
         'void* result',
     'result': ['int32_t'],
     'unsafe': True,
   },
   'GetAttachedShaders': {
@@ skipping 7991 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:]))