Update from https://crrev.com/304121

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 3047 matching lines @@
     },
     {
      0x8DE1,
      "GL_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS_EXT",
     },
     {
      0x8DE0,
      "GL_MAX_GEOMETRY_OUTPUT_VERTICES_EXT",
     },
     {
+     0x924C,
+     "GL_MOUSE_POSITION_CHROMIUM",
+    },
+    {
+     0x924B,
+     "GL_SUBSCRIBED_VALUES_BUFFER_CHROMIUM",
+    },
+    {
      0x924A,
      "GL_OVERLAY_TRANSFORM_ROTATE_270_CHROMIUM",
     },
     {
      0x20000000,
      "GL_MULTISAMPLE_BUFFER_BIT5_QCOM",
     },
     {
      64,
      "GL_MAILBOX_SIZE_CHROMIUM",
@@ skipping 1270 matching lines @@
       {GL_VENDOR, "GL_VENDOR"},
       {GL_RENDERER, "GL_RENDERER"},
       {GL_VERSION, "GL_VERSION"},
       {GL_SHADING_LANGUAGE_VERSION, "GL_SHADING_LANGUAGE_VERSION"},
       {GL_EXTENSIONS, "GL_EXTENSIONS"},
   };
   return GLES2Util::GetQualifiedEnumString(string_table,
                                            arraysize(string_table), value);
 }
 
+std::string GLES2Util::GetStringSubscriptionTarget(uint32_t value) {
+  static const EnumToString string_table[] = {
+      {GL_MOUSE_POSITION_CHROMIUM, "GL_MOUSE_POSITION_CHROMIUM"},
+  };
+  return GLES2Util::GetQualifiedEnumString(string_table,
+                                           arraysize(string_table), value);
+}
+
 std::string GLES2Util::GetStringTextureBindTarget(uint32_t value) {
   static const EnumToString string_table[] = {
       {GL_TEXTURE_2D, "GL_TEXTURE_2D"},
       {GL_TEXTURE_CUBE_MAP, "GL_TEXTURE_CUBE_MAP"},
   };
   return GLES2Util::GetQualifiedEnumString(string_table,
                                            arraysize(string_table), value);
 }
 
 std::string GLES2Util::GetStringTextureFormat(uint32_t value) {
@@ skipping 104 matching lines @@
 std::string GLES2Util::GetStringTextureWrapMode(uint32_t value) {
   static const EnumToString string_table[] = {
       {GL_CLAMP_TO_EDGE, "GL_CLAMP_TO_EDGE"},
       {GL_MIRRORED_REPEAT, "GL_MIRRORED_REPEAT"},
       {GL_REPEAT, "GL_REPEAT"},
   };
   return GLES2Util::GetQualifiedEnumString(string_table,
                                            arraysize(string_table), value);
 }
 
+std::string GLES2Util::GetStringValueBufferTarget(uint32_t value) {
+  static const EnumToString string_table[] = {
+      {GL_SUBSCRIBED_VALUES_BUFFER_CHROMIUM,
+       "GL_SUBSCRIBED_VALUES_BUFFER_CHROMIUM"},
+  };
+  return GLES2Util::GetQualifiedEnumString(string_table,
+                                           arraysize(string_table), value);
+}
+
 std::string GLES2Util::GetStringVertexAttribType(uint32_t value) {
   static const EnumToString string_table[] = {
       {GL_BYTE, "GL_BYTE"},
       {GL_UNSIGNED_BYTE, "GL_UNSIGNED_BYTE"},
       {GL_SHORT, "GL_SHORT"},
       {GL_UNSIGNED_SHORT, "GL_UNSIGNED_SHORT"},
       {GL_FLOAT, "GL_FLOAT"},
   };
   return GLES2Util::GetQualifiedEnumString(string_table,
                                            arraysize(string_table), value);
@@ skipping 16 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_