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 b463320309dff4e0b50fd923a37b76b0b7bfafdf..ffdfe214f0f87bf0c1f02ff9dcc7204632284188 100755
--- a/gpu/command_buffer/build_gles2_cmd_buffer.py
+++ b/gpu/command_buffer/build_gles2_cmd_buffer.py
@@ -2815,6 +2815,17 @@ _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,
+    'unsafe': True,
+    'extension': True,
+    'extension_flag': 'ext_blend_func_extended',
+  },
   'GetFragDataLocation': {
     'type': 'Custom',
     'data_transfer_methods': ['shm'],
@@ -3961,6 +3972,24 @@ _FUNCTION_INFO = {
     'extension': True,
     'chromium': True,
   },
+  'BindFragDataLocationEXT': {
+    'type': 'GLchar',
+    'data_transfer_methods': ['bucket'],
+    'needs_size': True,
+    'gl_test_func': 'DoBindFragDataLocationEXT',
+    'extension': True,
+    'extension_flag': 'ext_blend_func_extended',
+    'unsafe': True,
+  },
+  'BindFragDataLocationIndexedEXT': {
+    'type': 'GLchar',
+    'data_transfer_methods': ['bucket'],
+    'needs_size': True,
+    'gl_test_func': 'DoBindFragDataLocationIndexedEXT',
+    'extension': True,
+    'extension_flag': 'ext_blend_func_extended',
+    'unsafe': True,
+  },
   'BindUniformLocationCHROMIUM': {
     'type': 'GLchar',
     'extension': True,