Add glWaitSync to GPU command buffer.

gpu/command_buffer/client/gles2_trace_implementation_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 1456 matching lines @@
 }
 
 void GLES2TraceImplementation::Viewport(GLint x,
                                         GLint y,
                                         GLsizei width,
                                         GLsizei height) {
   TRACE_EVENT_BINARY_EFFICIENT0("gpu", "GLES2Trace::Viewport");
   gl_->Viewport(x, y, width, height);
 }
 
+void GLES2TraceImplementation::WaitSync(GLsync sync,
+                                        GLbitfield flags,
+                                        GLuint64 timeout) {
+  TRACE_EVENT_BINARY_EFFICIENT0("gpu", "GLES2Trace::WaitSync");
+  gl_->WaitSync(sync, flags, timeout);
+}
+
 void GLES2TraceImplementation::BlitFramebufferCHROMIUM(GLint srcX0,
                                                        GLint srcY0,
                                                        GLint srcX1,
                                                        GLint srcY1,
                                                        GLint dstX0,
                                                        GLint dstY0,
                                                        GLint dstX1,
                                                        GLint dstY1,
                                                        GLbitfield mask,
                                                        GLenum filter) {
@@ skipping 571 matching lines @@
                                 "GLES2Trace::MatrixLoadIdentityCHROMIUM");
   gl_->MatrixLoadIdentityCHROMIUM(matrixMode);
 }
 
 void GLES2TraceImplementation::BlendBarrierKHR() {
   TRACE_EVENT_BINARY_EFFICIENT0("gpu", "GLES2Trace::BlendBarrierKHR");
   gl_->BlendBarrierKHR();
 }
 
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_TRACE_IMPLEMENTATION_IMPL_AUTOGEN_H_