Ensure that the SIM language doesn't override the user language on the encryption UI.

Bug: 17945169
Change-Id: I51e4f47c7cd925f3701f292b9022e467ccf95a17
diff --git a/services/core/java/com/android/server/MountService.java b/services/core/java/com/android/server/MountService.java
index b0535b3..976e707 100644
--- a/services/core/java/com/android/server/MountService.java
+++ b/services/core/java/com/android/server/MountService.java
@@ -860,6 +860,11 @@
         } catch (RemoteException e) {
             Slog.e(TAG, "Error setting system locale from mount service", e);
         }
+
+        // Temporary workaround for http://b/17945169.
+        Slog.d(TAG, "Setting system properties to " + systemLocale + " from mount service");
+        SystemProperties.set("persist.sys.language", locale.getLanguage());
+        SystemProperties.set("persist.sys.country", locale.getCountry());
     }
 
     /**