Fix NPE

bug: 5512097
Change-Id: Id6752c95c9c4b39e7975daa187a2ab92b740060a

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

@@ -1591,6 +1591,7 @@ public class LatinIME extends InputMethodServiceCompatWrapper implements Keyboar
     }
 
     public boolean isShowingPunctuationList() {
+        if (mSuggestionsView == null) return false;
         return mSettingsValues.mSuggestPuncList == mSuggestionsView.getSuggestions();
     }