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

third_party/WebKit/Source/devtools/front_end/profiler/HeapProfileView.js

 // Copyright 2016 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.
 /**
  * @implements {UI.Searchable}
  * @unrestricted
  */
 Profiler.HeapProfileView = class extends Profiler.ProfileView {
   /**
    * @param {!Profiler.SamplingHeapProfileHeader} profileHeader
@@ skipping 254 matching lines @@
     return Number.withThousandsSeparator(value);
   }
 
   /**
    * @override
    * @param {number} value
    * @param {!Profiler.ProfileDataGridNode} node
    * @return {string}
    */
   formatPercent(value, node) {
-    return Common.UIString('%.2f\u2009%%', value);
+    return Common.UIString('%.2f\xa0%%', value);
   }
 
   /**
    * @override
    * @param  {!Profiler.ProfileDataGridNode} node
    * @return {?Element}
    */
   linkifyNode(node) {
     return this._profileView.linkifier().maybeLinkifyConsoleCallFrame(
         this._profileView.target(), node.profileNode.callFrame, 'profile-node-file');
@@ skipping 30 matching lines @@
     return this._profile.root.total;
   }
 
   /**
    * @override
    * @param {number} value
    * @param {number=} precision
    * @return {string}
    */
   formatValue(value, precision) {
-    return Common.UIString('%s\u2009KB', Number.withThousandsSeparator(value / 1e3));
+    return Common.UIString('%s\xa0KB', Number.withThousandsSeparator(value / 1e3));
   }
 
   /**
    * @override
    * @return {!PerfUI.FlameChart.TimelineData}
    */
   _calculateTimelineData() {
     /**
      * @param  {!SDK.ProfileNode} node
      * @return {number}
@@ skipping 58 matching lines @@
     pushEntryInfoRow(Common.UIString('Self size'), Number.bytesToString(node.self));
     pushEntryInfoRow(Common.UIString('Total size'), Number.bytesToString(node.total));
     var linkifier = new Components.Linkifier();
     var link = linkifier.maybeLinkifyConsoleCallFrame(this._target, node.callFrame);
     if (link)
       pushEntryInfoRow(Common.UIString('URL'), link.textContent);
     linkifier.dispose();
     return Profiler.ProfileView.buildPopoverTable(entryInfo);
   }
 };