Implemented new fence syncs which replaces the old sync points.

gpu/command_buffer/client/gles2_interface_stub_impl_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 993 matching lines @@
 void GLES2InterfaceStub::DiscardFramebufferEXT(
     GLenum /* target */,
     GLsizei /* count */,
     const GLenum* /* attachments */) {}
 void GLES2InterfaceStub::LoseContextCHROMIUM(GLenum /* current */,
                                              GLenum /* other */) {}
 GLuint GLES2InterfaceStub::InsertSyncPointCHROMIUM() {
   return 0;
 }
 void GLES2InterfaceStub::WaitSyncPointCHROMIUM(GLuint /* sync_point */) {}
+GLuint64 GLES2InterfaceStub::InsertFenceSyncCHROMIUM() {
+  return 0;
+}
+void GLES2InterfaceStub::GenSyncTokenCHROMIUM(GLuint64 /* fence_sync */,
+                                              GLbyte* /* sync_token */) {}
+void GLES2InterfaceStub::WaitSyncTokenCHROMIUM(const GLbyte* /* sync_token */) {
+}
 void GLES2InterfaceStub::DrawBuffersEXT(GLsizei /* count */,
                                         const GLenum* /* bufs */) {}
 void GLES2InterfaceStub::DiscardBackbufferCHROMIUM() {}
 void GLES2InterfaceStub::ScheduleOverlayPlaneCHROMIUM(
     GLint /* plane_z_order */,
     GLenum /* plane_transform */,
     GLuint /* overlay_texture_id */,
     GLint /* bounds_x */,
     GLint /* bounds_y */,
     GLint /* bounds_width */,
@@ skipping 49 matching lines @@
     GLuint /* path */,
     GLint /* reference */,
     GLuint /* mask */,
     GLenum /* coverMode */) {}
 GLenum GLES2InterfaceStub::GetGraphicsResetStatusKHR() {
   return 0;
 }
 void GLES2InterfaceStub::BlendBarrierKHR() {}
 void GLES2InterfaceStub::ApplyScreenSpaceAntialiasingCHROMIUM() {}
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_INTERFACE_STUB_IMPL_AUTOGEN_H_