Issue #3309894 by robphillips: Set is-filled selector on init.

js/choices.es6.js

@@ -32,6 +32,9 @@
           item: "choices__item choices__item--autocomplete",
         },
       });
+      if (this.choices.getValue().length) {
+        this.choices.containerOuter.element.classList.add("is-filled");
+      }
       element.addEventListener("change", () => {
         this.clear.bind(this);
         if (this.choices.getValue().length) {

js/choices.js

@@ -24,6 +24,11 @@
           item: "choices__item choices__item--autocomplete"
         }
       });
+
+      if (this.choices.getValue().length) {
+        this.choices.containerOuter.element.classList.add("is-filled");
+      }
+
       element.addEventListener("change", () => {
         this.clear.bind(this);