views/mus: Have explicit ownership of views::WindowManagerConnection.

content/browser/browser_main_loop.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 "content/browser/browser_main_loop.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
@@ skipping 1198 matching lines @@
     }
   }
   mojo_shell_context_.reset(new MojoShellContext);
   if (IsRunningInMojoShell()) {
 #if defined(MOJO_SHELL_CLIENT) && defined(USE_AURA)
     MojoShellConnection* mojo_shell_connection = MojoShellConnection::Get();
     if (mojo_shell_connection) {
       // TODO(rockot): Remove the blocking wait for init.
       // http://crbug.com/594852.
       WaitForMojoShellInitialize();
-      views::WindowManagerConnection::Create(
+      window_manager_connection_ = views::WindowManagerConnection::Create(
           mojo_shell_connection->GetConnector(),
           mojo_shell_connection->GetIdentity());
     }
 #endif
   }
 
 #if defined(OS_MACOSX)
   mojo::edk::SetMachPortProvider(MachBroker::GetInstance());
 #endif  // defined(OS_MACOSX)
 
@@ skipping 316 matching lines @@
                                                  std::move(worker_task_runner),
                                                  MediaInternals::GetInstance());
   }
   CHECK(audio_manager_);
 
   if (use_hang_monitor)
     media::AudioManager::StartHangMonitor(io_thread_->task_runner());
 }
 
 }  // namespace content