[Ozone-Dri] Decouple the IO helper thread from DriWrapper

ui/ozone/platform/dri/gbm_wrapper.cc

 // Copyright 2015 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.
 
 #include "ui/ozone/platform/dri/gbm_wrapper.h"
 
 #include <gbm.h>
 
 namespace ui {
 
-GbmWrapper::GbmWrapper(const char* device_path, bool use_sync_flips)
-    : DriWrapper(device_path, use_sync_flips), device_(nullptr) {
+GbmWrapper::GbmWrapper(const char* device_path)
+    : DriWrapper(device_path), device_(nullptr) {
 }
 
 GbmWrapper::~GbmWrapper() {
   if (device_)
     gbm_device_destroy(device_);
 }
 
 void GbmWrapper::Initialize() {
   DriWrapper::Initialize();
   device_ = gbm_create_device(get_fd());
   if (!device_)
     LOG(FATAL) << "Unable to initialize GBM";
 }
 
 }  // namespace ui