Adding comment

To enable marquee'ing, you have to call setSelected on the relevant control.
Comment added to explain this. Also see defect 15327172 filed against
SDK documentation to properly explain this.

Change-Id: If8f70baa1b682070b312fa689b2edd77b50d2d6e

src/com/android/settings/CryptKeeper.java

@@ -408,7 +408,7 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList
 
                     final TextView status = (TextView) findViewById(R.id.owner_info);
                     status.setText(owner_info);
-                    status.setSelected(true);
+                    status.setSelected(true); // Required for marquee'ing to work
                     passwordEntryInit();
                 }
             }.execute();