Convert Event#keyIdentifier (deprecated) to Event#key

chrome/common/extensions/docs/examples/extensions/plugin_settings/domui/js/cr/ui/list_selection_controller.js

Index: chrome/common/extensions/docs/examples/extensions/plugin_settings/domui/js/cr/ui/list_selection_controller.js
diff --git a/chrome/common/extensions/docs/examples/extensions/plugin_settings/domui/js/cr/ui/list_selection_controller.js b/chrome/common/extensions/docs/examples/extensions/plugin_settings/domui/js/cr/ui/list_selection_controller.js
index 35101d1e715e5f83a4d76f1d5dd6a39582e45a85..74a8a2474cfd7c54e0b3912a1db7556f7528eb4c 100644
--- a/chrome/common/extensions/docs/examples/extensions/plugin_settings/domui/js/cr/ui/list_selection_controller.js
+++ b/chrome/common/extensions/docs/examples/extensions/plugin_settings/domui/js/cr/ui/list_selection_controller.js
@@ -192,7 +192,7 @@ cr.define('cr.ui', function() {
           if (e.keyCode == SPACE_KEY_CODE)
             return;
         // Protect all but the most basic navigation commands in anything else.
-        } else if (e.keyIdentifier != 'Up' && e.keyIdentifier != 'Down') {
+        } else if (e.key != 'ArrowUp' && e.key != 'ArrowDown') {
           return;
         }
       }
@@ -224,26 +224,26 @@ cr.define('cr.ui', function() {
         }
       }
 
-      switch (e.keyIdentifier) {
+      switch (e.key) {
         case 'Home':
           newIndex = this.getFirstIndex();
           break;
         case 'End':
           newIndex = this.getLastIndex();
           break;
-        case 'Up':
+        case 'ArrowUp':
           newIndex = leadIndex == -1 ?
               this.getLastIndex() : this.getIndexAbove(leadIndex);
           break;
-        case 'Down':
+        case 'ArrowDown':
           newIndex = leadIndex == -1 ?
               this.getFirstIndex() : this.getIndexBelow(leadIndex);
           break;
-        case 'Left':
+        case 'ArrrowLeft':
           newIndex = leadIndex == -1 ?
               this.getLastIndex() : this.getIndexBefore(leadIndex);
           break;
-        case 'Right':
+        case 'ArrowRight':
           newIndex = leadIndex == -1 ?
               this.getFirstIndex() : this.getIndexAfter(leadIndex);
           break;