Update from https://crrev.com/311076

gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h

 // Copyright 2014 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.
 
 // This file is auto-generated from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 4771 matching lines @@
 
 std::string GLES2Util::GetStringIndexType(uint32_t value) {
   static const EnumToString string_table[] = {
       {GL_UNSIGNED_BYTE, "GL_UNSIGNED_BYTE"},
       {GL_UNSIGNED_SHORT, "GL_UNSIGNED_SHORT"},
   };
   return GLES2Util::GetQualifiedEnumString(string_table,
                                            arraysize(string_table), value);
 }
 
+std::string GLES2Util::GetStringIndexedBufferTarget(uint32_t value) {
+  static const EnumToString string_table[] = {
+      {GL_TRANSFORM_FEEDBACK_BUFFER, "GL_TRANSFORM_FEEDBACK_BUFFER"},
+      {GL_UNIFORM_BUFFER, "GL_UNIFORM_BUFFER"},
+  };
+  return GLES2Util::GetQualifiedEnumString(string_table,
+                                           arraysize(string_table), value);
+}
+
 std::string GLES2Util::GetStringMatrixMode(uint32_t value) {
   static const EnumToString string_table[] = {
       {GL_PATH_PROJECTION_CHROMIUM, "GL_PATH_PROJECTION_CHROMIUM"},
       {GL_PATH_MODELVIEW_CHROMIUM, "GL_PATH_MODELVIEW_CHROMIUM"},
   };
   return GLES2Util::GetQualifiedEnumString(string_table,
                                            arraysize(string_table), value);
 }
 
 std::string GLES2Util::GetStringPixelStore(uint32_t value) {
@@ skipping 438 matching lines @@
 
 std::string GLES2Util::GetStringVertexPointer(uint32_t value) {
   static const EnumToString string_table[] = {
       {GL_VERTEX_ATTRIB_ARRAY_POINTER, "GL_VERTEX_ATTRIB_ARRAY_POINTER"},
   };
   return GLES2Util::GetQualifiedEnumString(string_table,
                                            arraysize(string_table), value);
 }
 
 #endif  // GPU_COMMAND_BUFFER_COMMON_GLES2_CMD_UTILS_IMPLEMENTATION_AUTOGEN_H_