Merge "Fix PremiumSmsAccess memory leak"

src/com/android/settings/applications/PremiumSmsAccess.java

@@ -75,6 +75,13 @@ public class PremiumSmsAccess extends EmptyTextSettings implements Callback, Cal
         super.onPause();
     }
 
+    @Override
+    public void onDestroy() {
+        mSmsBackend.release();
+        mSession.release();
+        super.onDestroy();
+    }
+
     @Override
     protected int getMetricsCategory() {
         return MetricsProto.MetricsEvent.PREMIUM_SMS_ACCESS;