Fix tr() error in Android plugin, use QT_NO_CAST_FROM_ASCII.

Change-Id: I7ccc55c914b4d5447ad238acfb2ff76cc28d6b23
Reviewed-by: Daniel Teske <daniel.teske@nokia.com>

src/plugins/android/androiddevicefactory.h

@@ -40,6 +40,7 @@ namespace Internal {
 
 class AndroidDeviceFactory : public ProjectExplorer::IDeviceFactory
 {
+    Q_OBJECT
 public:
     AndroidDeviceFactory();