Fix 3361307: Disable activity transition in pattern tutorial

This disables the transition animation that happens between
the pattern tutorial and the pattern entry screen.  This only
happens the first time the pattern is ever selected.

Change-Id: Iee0ffc84a672da4d559e047ef84aca8d6ab0937f

src/com/android/settings/ChooseLockPatternTutorial.java

@@ -102,6 +102,7 @@ public class ChooseLockPatternTutorial extends PreferenceActivity {
                 Intent intent = new Intent(getActivity(), ChooseLockPattern.class);
                 intent.addFlags(Intent.FLAG_ACTIVITY_FORWARD_RESULT);
                 startActivity(intent);
+                getActivity().overridePendingTransition(0, 0); // no animation
                 getActivity().finish();
             }
         }