Update Windows System Monitor Removable Device Impl.

chrome/browser/system_monitor/media_storage_util_win.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.
 
-// Linux specific implementation of chrome::MediaStorageUtil.
+// Windows specific implementation of chrome::MediaStorageUtil.
 
 #include "chrome/browser/system_monitor/media_storage_util.h"
 
 #include "base/callback.h"
 #include "base/system_monitor/system_monitor.h"
-#include "chrome/browser/system_monitor/removable_device_notifications_linux.h"
+#include "chrome/browser/system_monitor/removable_device_notifications_window_win.h"
 
 namespace chrome {
 
 // static
-void MediaStorageUtil::GetDeviceInfoFromPathImpl(const FilePath& path,
+bool MediaStorageUtil::GetDeviceInfoFromPathImpl(const FilePath& path,
                                                  std::string* device_id,
                                                  string16* device_name,
                                                  FilePath* relative_path) {
-  RemovableDeviceNotificationsLinux* device_tracker =
-      RemovableDeviceNotificationsLinux::GetInstance();
+  RemovableDeviceNotificationsWindowWin* device_tracker =
+      RemovableDeviceNotificationsWindowWin::GetInstance();
   DCHECK(device_tracker);
   base::SystemMonitor::RemovableStorageInfo device_info;
-  bool found_device = device_tracker->GetDeviceInfoForPath(path, &device_info);
+  if (!device_tracker->GetDeviceInfoForPath(path, &device_info))
+    return false;
 
-  if (found_device && IsRemovableDevice(device_info.device_id)) {
+  if (IsRemovableDevice(device_info.device_id)) {
     if (device_id)
       *device_id = device_info.device_id;
     if (device_name)
       *device_name = device_info.name;
     if (relative_path) {
       *relative_path = FilePath();
       FilePath mount_point(device_info.location);
       mount_point.AppendRelativePath(path, relative_path);
     }
-    return;
+    return true;
   }
 
   if (device_id)
     *device_id = MakeDeviceId(FIXED_MASS_STORAGE, path.AsUTF8Unsafe());
   if (device_name)
     *device_name = path.BaseName().LossyDisplayName();
   if (relative_path)
     *relative_path = FilePath();
+  return true;
 }
 
 }  // namespace chrome