Don't assume a word has been added to the user dict

The user may now cancel or edit a word upon adding to the
user dictionary. We can no longer assume the word has been
added as is and for the current locale. We should just rely
on standard mechanisms that inform us of new insertions.

Bug: 6015347
Change-Id: I069b19c0c844ca29d6de4c4d162306f9413adea8

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

@@ -165,17 +165,12 @@ public class UserDictionary extends ExpandableDictionary {
         // Safeguard against adding long words. Can cause stack overflow.
         if (word.length() >= getMaxWordLength()) return;
 
-        super.addWord(word, frequency);
-
         // TODO: Add an argument to the intent to specify the frequency.
         Intent intent = new Intent(ACTION_USER_DICTIONARY_INSERT);
         intent.putExtra(Words.WORD, word);
         intent.putExtra(Words.LOCALE, mLocale);
         intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
         getContext().startActivity(intent);
-
-        // In case the above does a synchronous callback of the change observer
-        setRequiresReload(false);
     }
 
     @Override