Implemented new fence syncs which replaces the old sync points.

ui/gl/gl_enums_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
 // ui/gl/generate_bindings.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 2836 matching lines @@
     {
         0x0B45, "GL_CULL_FACE_MODE",
     },
     {
         0x8B92, "GL_PALETTE4_R5_G6_B5_OES",
     },
     {
         0x00100000, "GL_STENCIL_BUFFER_BIT4_QCOM",
     },
     {
+        24, "GL_SYNC_TOKEN_SIZE_CHROMIUM",
+    },
+    {
         0x8E4E, "GL_LAST_VERTEX_CONVENTION_EXT",
     },
     {
         0x8E4D, "GL_FIRST_VERTEX_CONVENTION_EXT",
     },
     {
         0x8E24, "GL_TRANSFORM_FEEDBACK_ACTIVE",
     },
     {
         0x8E45, "GL_TEXTURE_SWIZZLE_A",
@@ skipping 525 matching lines @@
     },
     {
         0x8BC6, "GL_PERFMON_RESULT_AMD",
     },
 };
 
 const GLEnums::EnumToString* const GLEnums::enum_to_string_table_ =
     enum_to_string_table;
 const size_t GLEnums::enum_to_string_table_len_ =
     sizeof(enum_to_string_table) / sizeof(enum_to_string_table[0]);