Fixups in components/ for scoped_refptr operator T* removal.

device/usb/usb_service_impl.cc

Index: device/usb/usb_service_impl.cc
diff --git a/device/usb/usb_service_impl.cc b/device/usb/usb_service_impl.cc
index 78846d39e76898bc55a46ea346f4a47790e7fd2f..29a8259e07bb602c327892ae2a7a8dd23fa50514 100644
--- a/device/usb/usb_service_impl.cc
+++ b/device/usb/usb_service_impl.cc
@@ -145,7 +145,7 @@ void UsbServiceImpl::RefreshDevices() {
 
   // Find disconnected devices.
   for (DeviceMap::iterator it = devices_.begin(); it != devices_.end(); ++it) {
-    if (!ContainsKey(connected_devices, it->second)) {
+    if (!ContainsKey(connected_devices, it->second.get())) {
       disconnected_devices.push_back(it->first);
     }
   }