DevTools: Adopt nbsp as unit & thousands separator for broader font support

third_party/WebKit/Source/devtools/front_end/timeline/EventsTimelineTreeView.js

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @unrestricted
  */
 Timeline.EventsTimelineTreeView = class extends Timeline.TimelineTreeView {
   /**
    * @param {!Array<!TimelineModel.TimelineModelFilter>} filters
@@ skipping 134 matching lines @@
     return this._filters;
   }
 
   /**
    * @param {!UI.Toolbar} toolbar
    */
   populateToolbar(toolbar) {
     var durationFilterUI = new UI.ToolbarComboBox(durationFilterChanged.bind(this));
     for (var durationMs of Timeline.EventsTimelineTreeView.Filters._durationFilterPresetsMs) {
       durationFilterUI.addOption(durationFilterUI.createOption(
-          durationMs ? Common.UIString('\u2265 %d\u2009ms', durationMs) : Common.UIString('All'),
-          durationMs ? Common.UIString('Hide records shorter than %d\u2009ms', durationMs) :
+          durationMs ? Common.UIString('\u2265 %d\xa0ms', durationMs) : Common.UIString('All'),
+          durationMs ? Common.UIString('Hide records shorter than %d\xa0ms', durationMs) :
                        Common.UIString('Show all records'),
           String(durationMs)));
     }
     toolbar.appendToolbarItem(durationFilterUI);
 
     var categoryFiltersUI = {};
     var categories = Timeline.TimelineUIUtils.categories();
     for (var categoryName in categories) {
       var category = categories[categoryName];
       if (!category.visible)
@@ skipping 31 matching lines @@
     this.dispatchEventToListeners(Timeline.EventsTimelineTreeView.Filters.Events.FilterChanged);
   }
 };
 
 Timeline.EventsTimelineTreeView.Filters._durationFilterPresetsMs = [0, 1, 15];
 
 /** @enum {symbol} */
 Timeline.EventsTimelineTreeView.Filters.Events = {
   FilterChanged: Symbol('FilterChanged')
 };