Hide popup and remove highlighted rects after input

service.js

@@ -1024,7 +1024,8 @@ class BesDOMService extends BesTreeService {
   onInput() {
     // Now that the text is done changing, we can correctly calculate markup position.
     this.repositionAllMarkup()
-
+    BesPopup.hide()
+    this.highlightedRects.forEach(h => h.remove())
     // Defer grammar-checking to reduce stress on grammar-checking server.
     this.scheduleProofing(1000)
   }
@@ -1728,7 +1729,8 @@ class BesDOMPlainTextService extends BesPlainTextService {
 
     // Now that the text is done changing, we can correctly calculate markup position.
     this.repositionAllMarkup()
-
+    BesPopup.hide()
+    this.highlightedRects.forEach(h => h.remove())
     // Defer grammar-checking to reduce stress on grammar-checking server.
     this.scheduleProofing(1000)
   }