Revert of Update AuraInit to handle failed initialization

mash/example/views_examples/views_examples.cc

 // Copyright 2016 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 <memory>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "mash/public/interfaces/launchable.mojom.h"
@@ skipping 13 matching lines @@
  public:
   ViewsExamples() {
     registry_.AddInterface<mash::mojom::Launchable>(
         base::Bind(&ViewsExamples::Create, base::Unretained(this)));
   }
   ~ViewsExamples() override {}
 
  private:
   // service_manager::Service:
   void OnStart() override {
-    aura_init_ =
-        views::AuraInit::Create(context()->connector(), context()->identity(),
-                                "views_mus_resources.pak", std::string(),
-                                nullptr, views::AuraInit::Mode::AURA_MUS);
-    if (!aura_init_)
-      context()->QuitNow();
+    aura_init_ = base::MakeUnique<views::AuraInit>(
+        context()->connector(), context()->identity(),
+        "views_mus_resources.pak", std::string(), nullptr,
+        views::AuraInit::Mode::AURA_MUS);
   }
   void OnBindInterface(const service_manager::BindSourceInfo& source_info,
                        const std::string& interface_name,
                        mojo::ScopedMessagePipeHandle interface_pipe) override {
     registry_.BindInterface(source_info, interface_name,
                             std::move(interface_pipe));
   }
 
   // mash::mojom::Launchable:
   void Launch(uint32_t what, mash::mojom::LaunchMode how) override {
@@ skipping 11 matching lines @@
 
   std::unique_ptr<views::AuraInit> aura_init_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewsExamples);
 };
 
 MojoResult ServiceMain(MojoHandle service_request_handle) {
   return service_manager::ServiceRunner(new ViewsExamples)
       .Run(service_request_handle);
 }