Set candidates pane control visibility gone when touch-to-save is activated

Bug: 4985540
Change-Id: I9ca9e9bd990d9cdae0da22625be88bbfa4c7ee62

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

@@ -672,6 +672,7 @@ public class CandidateView extends LinearLayout implements OnClickListener, OnLo
         mWordToSave.setText(word);
         mShowingAddToDictionary = true;
         mCandidatesStrip.setVisibility(GONE);
+        mCandidatesPaneControl.setVisibility(GONE);
         mTouchToSave.setVisibility(VISIBLE);
     }