Remove InitializeForUI() from OzonePlatform

ui/aura/env.cc

 // Copyright (c) 2012 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/aura/env.h"
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "base/memory/ptr_util.h"
 #include "base/threading/thread_local.h"
@@ skipping 187 matching lines @@
 void Env::Init() {
   if (RunningInsideMus()) {
     EnableMusOSExchangeDataProvider();
     return;
   }
 
 #if defined(USE_OZONE)
   // The ozone platform can provide its own event source. So initialize the
   // platform before creating the default event source. If running inside mus
   // let the mus process initialize ozone instead.
-  ui::OzonePlatform::InitializeForUI();
+  ui::OzonePlatform::InitParams params;
+  params.single_process = false;

[spang, 2017/03/24 15:24:15]

This doesn't really make a whole lot of sense; aura can be used with or without
a gpu process.

It might be worth trying to get rid of this one, and add separate initializers
for all the tests that are depending on this being here.

[Chandan, 2017/03/27 11:06:40]

Acknowledged.

+  ui::OzonePlatform::InitializeForUI(params);
 #endif
   if (!ui::PlatformEventSource::GetInstance())
     event_source_ = ui::PlatformEventSource::CreateDefault();
 }
 
 void Env::EnableMusOSExchangeDataProvider() {
   if (!is_os_exchange_data_provider_factory_) {
     ui::OSExchangeDataProviderFactory::SetFactory(this);
     is_os_exchange_data_provider_factory_ = true;
   }
@@ skipping 36 matching lines @@
 ui::EventTargeter* Env::GetEventTargeter() {
   NOTREACHED();
   return NULL;
 }
 
 std::unique_ptr<ui::OSExchangeData::Provider> Env::BuildProvider() {
   return base::MakeUnique<aura::OSExchangeDataProviderMus>();
 }
 
 }  // namespace aura