command_buffer: Implement EXT_blend_func_extended

gpu/command_buffer/build_gles2_cmd_buffer.py

Index: gpu/command_buffer/build_gles2_cmd_buffer.py
diff --git a/gpu/command_buffer/build_gles2_cmd_buffer.py b/gpu/command_buffer/build_gles2_cmd_buffer.py
index eb5724a38d51c42276e0766fea538e530629e306..76708f5e1cfa1fb302df3a2d16c6ced5a9f41595 100755
--- a/gpu/command_buffer/build_gles2_cmd_buffer.py
+++ b/gpu/command_buffer/build_gles2_cmd_buffer.py
@@ -2864,6 +2864,16 @@ _FUNCTION_INFO = {
     'result': ['GLint'],
     'error_return': -1,
   },
+  'GetFragDataIndexEXT': {
+    'type': 'Custom',
+    'data_transfer_methods': ['shm'],
+    'cmd_args':
+        'GLidProgram program, uint32_t name_bucket_id, GLint* index',
+    'result': ['GLint'],
+    'error_return': -1,
+    'extension': 'EXT_blend_func_extended',
+    'extension_flag': 'ext_blend_func_extended',
+  },
   'GetFragDataLocation': {
     'type': 'Custom',
     'data_transfer_methods': ['shm'],
@@ -4017,6 +4027,22 @@ _FUNCTION_INFO = {
     'extension': True,
     'chromium': True,
   },
+  'BindFragDataLocationEXT': {
+    'type': 'GLchar',
+    'data_transfer_methods': ['bucket'],
+    'needs_size': True,
+    'gl_test_func': 'DoBindFragDataLocationEXT',
+    'extension': 'EXT_blend_func_extended',
+    'extension_flag': 'ext_blend_func_extended',
+  },
+  'BindFragDataLocationIndexedEXT': {
+    'type': 'GLchar',
+    'data_transfer_methods': ['bucket'],
+    'needs_size': True,
+    'gl_test_func': 'DoBindFragDataLocationIndexedEXT',
+    'extension': 'EXT_blend_func_extended',
+    'extension_flag': 'ext_blend_func_extended',
+  },
   'BindUniformLocationCHROMIUM': {
     'type': 'GLchar',
     'extension': 'CHROMIUM_bind_uniform_location',