DevTools: Take subtitle into account when finding largest suggestion

third_party/WebKit/Source/devtools/front_end/ui/SuggestBox.js

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 116 matching lines @@
    * @param {!UI.SuggestBox.Suggestions} items
    */
   _updateWidth(items) {
     if (this._hasVerticalScroll) {
       this._element.style.width = '100vw';
       return;
     }
     if (!items.length)
       return;
     // If there are no scrollbars, set the width to the width of the largest row.
-    var maxItem = items[0];
-    for (var i = 1; i < items.length; i++) {
-      if (items[i].title.length > maxItem.title.length)
+    var maxItem;
+    var maxLength = -Infinity;
+    for (var i = 0; i < items.length; i++) {
+      var length = items[i].title.length + (items[i].subtitle || '').length;
+      if (length > maxLength) {
+        maxLength = length;
         maxItem = items[i];
+      }
     }
-    this._element.style.width = UI.measurePreferredSize(this.createElementForItem(maxItem), this._element).width + 'px';
+    this._element.style.width =
+        UI.measurePreferredSize(
+              this.createElementForItem(/** @type {!UI.SuggestBox.Suggestion} */ (maxItem)), this._element)
+            .width +
+        'px';
   }
 
   /**
    * @param {!Event} event
    */
   _onBoxMouseDown(event) {
     if (this._hideTimeoutId) {
       window.clearTimeout(this._hideTimeoutId);
       delete this._hideTimeoutId;
     }
@@ skipping 306 matching lines @@
     this.element.style.left = containerBox.x + 'px';
     this.element.style.top = containerBox.y + 'px';
     this.element.style.height = containerBox.height + 'px';
     this.element.style.width = containerBox.width + 'px';
   }
 
   dispose() {
     this.element.remove();
   }
 };