Remove pending update messages upon starting a gesture

Bug: 8064307
Change-Id: Ia623ab81b6d12eedc6b20bc4c1ce34ce72d5832f
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index 6f11acf..d7c97ef 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -1481,6 +1481,7 @@
     @Override
     public void onStartBatchInput() {
         BatchInputUpdater.getInstance().onStartBatchInput(this);
+        mHandler.cancelUpdateSuggestionStrip();
         mConnection.beginBatchEdit();
         if (mWordComposer.isComposingWord()) {
             if (ProductionFlag.IS_INTERNAL) {