Remove remaining implicit scoped_ptr<T> to T* conversions in win8

win8/viewer/metro_viewer_process_host.h

 // Copyright (c) 2013 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.
 
 #ifndef WIN8_VIEWER_METRO_VIEWER_PROCESS_HOST_H_
 #define WIN8_VIEWER_METRO_VIEWER_PROCESS_HOST_H_
 
 #include "base/basictypes.h"
 #include "base/callback.h"
+#include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "base/threading/non_thread_safe.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_sender.h"
 #include "ipc/message_filter.h"
 #include "ui/gfx/native_widget_types.h"
 #include "win8/viewer/metro_viewer_exports.h"
 
@@ skipping 28 matching lines @@
 
   typedef base::Callback<void(void*)> FileSelectionCanceled;
 
   // Initializes a viewer process host to connect to the Metro viewer process
   // over IPC. The given task runner correspond to a thread on which
   // IPC::Channel is created and used (e.g. IO thread). Instantly connects to
   // the viewer process if one is already connected to |ipc_channel_name|; a
   // viewer can otherwise be launched synchronously via
   // LaunchViewerAndWaitForConnection().
   explicit MetroViewerProcessHost(
-      base::SingleThreadTaskRunner* ipc_task_runner);
+      const scoped_refptr<base::SingleThreadTaskRunner>& ipc_task_runner);
   virtual ~MetroViewerProcessHost();
 
   // Returns the process id of the viewer process if one is connected to this
   // host, returns base::kNullProcessId otherwise.
   base::ProcessId GetViewerProcessId();
 
   // Launches the viewer process associated with the given |app_user_model_id|
   // and blocks until that viewer process connects or until a timeout is
   // reached. Returns true if the viewer process connects before the timeout is
   // reached. NOTE: this assumes that the app referred to by |app_user_model_id|
@@ skipping 138 matching lines @@
   SaveFileCompletion file_saveas_completion_callback_;
   SelectFolderCompletion select_folder_completion_callback_;
   FileSelectionCanceled failure_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(MetroViewerProcessHost);
 };
 
 }  // namespace win8
 
 #endif  // WIN8_VIEWER_METRO_VIEWER_PROCESS_HOST_H_