Remove a call to a deprecated method

...that would cause a crash

Bug: 13082186
Change-Id: Ie12575c27dfdd2029bc9d5f0647e444f69770afc

java/src/com/android/inputmethod/latin/ContactsBinaryDictionary.java

@@ -89,8 +89,6 @@ public class ContactsBinaryDictionary extends ExpandableBinaryDictionary {
     }
 
     private synchronized void registerObserver(final Context context) {
-        // Perform a managed query. The Activity will handle closing and requerying the cursor
-        // when needed.
         if (mObserver != null) return;
         ContentResolver cres = context.getContentResolver();
         cres.registerContentObserver(Contacts.CONTENT_URI, true, mObserver =

java/src/com/android/inputmethod/latin/UserBinaryDictionary.java

@@ -97,8 +97,6 @@ public class UserBinaryDictionary extends ExpandableBinaryDictionary {
             mLocale = localeStr;
         }
         mAlsoUseMoreRestrictiveLocales = alsoUseMoreRestrictiveLocales;
-        // Perform a managed query. The Activity will handle closing and re-querying the cursor
-        // when needed.
         ContentResolver cres = context.getContentResolver();
 
         mObserver = new ContentObserver(null) {

java/src/com/android/inputmethod/latin/userdictionary/UserDictionaryList.java

@@ -53,8 +53,7 @@ public class UserDictionaryList extends PreferenceFragment {
     }
 
     public static TreeSet<String> getUserDictionaryLocalesSet(Activity activity) {
-        @SuppressWarnings("deprecation")
-        final Cursor cursor = activity.managedQuery(UserDictionary.Words.CONTENT_URI,
+        final Cursor cursor = activity.getContentResolver().query(UserDictionary.Words.CONTENT_URI,
                 new String[] { UserDictionary.Words.LOCALE },
                 null, null, null);
         final TreeSet<String> localeSet = new TreeSet<String>();

java/src/com/android/inputmethod/latin/userdictionary/UserDictionarySettings.java

@@ -141,7 +141,10 @@ public class UserDictionarySettings extends ListFragment {
 
         mLocale = locale;
         // WARNING: The following cursor is never closed! TODO: don't put that in a member, and
-        // make sure all cursors are correctly closed.
+        // make sure all cursors are correctly closed. Also, this comes from a call to
+        // Activity#managedQuery, which has been deprecated for a long time (and which FORBIDS
+        // closing the cursor, so take care when resolving this TODO). We should either use a
+        // regular query and close the cursor, or switch to a LoaderManager and a CursorLoader.
         mCursor = createCursor(locale);
         TextView emptyView = (TextView) getView().findViewById(android.R.id.empty);
         emptyView.setText(R.string.user_dict_settings_empty_text);