Add TRACE_COUNTER support to about:tracing

chrome/browser/resources/tracing/profiling_view.js

 // Copyright (c) 2011 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.
 
 
 /**
  * @fileoverview ProfilingView visualizes TRACE_EVENT events using the
  * tracing.Timeline component.
  */
 cr.define('tracing', function() {
@@ skipping 28 matching lines @@
       this.loadBn_ = document.createElement('button');
       this.loadBn_.textContent = 'Load';
       this.loadBn_.addEventListener('click', this.onLoad_.bind(this));
 
       this.container_ = document.createElement('div');
       this.container_.className = 'container';
 
       this.timelineView_ = new TimelineView();
 
       this.controlDiv_.appendChild(this.recordBn_);
-      if (!browserBridge.debugMode) {
-        this.controlDiv_.appendChild(this.loadBn_);
-        this.controlDiv_.appendChild(this.saveBn_);
-      }
+      this.controlDiv_.appendChild(this.loadBn_);
+      this.controlDiv_.appendChild(this.saveBn_);
 
       this.container_.appendChild(this.timelineView_);
       this.appendChild(this.container_);
 
       document.addEventListener('keypress', this.onKeypress_.bind(this));
 
       tracingController.addEventListener('traceEnded',
           this.onRecordDone_.bind(this));
       tracingController.addEventListener('loadTraceFileComplete',
           this.onLoadTraceFileComplete_.bind(this));
@@ skipping 84 matching lines @@
     onLoadTraceFileCanceled_: function(e) {
       this.overlayEl_.visible = false;
       this.overlayEl_ = undefined;
     }
   };
 
   return {
     ProfilingView: ProfilingView
   };
 });