Add TRACE_COUNTER support to about:tracing

chrome/browser/resources/tracing/tracing_controller.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 State and UI for trace data collection.
  */
 cr.define('tracing', function() {
 
   function TracingController() {
     this.overlay_ = document.createElement('div');
     this.overlay_.className = 'tracing-overlay';
 
     cr.ui.decorate(this.overlay_, tracing.Overlay);
 
     this.statusDiv_ = document.createElement('div');
     this.overlay_.appendChild(this.statusDiv_);
 
     this.bufferPercentDiv_ = document.createElement('div');
     this.overlay_.appendChild(this.bufferPercentDiv_);
 
     this.stopButton_ = document.createElement('button');
     this.stopButton_.onclick = this.endTracing.bind(this);
     this.stopButton_.textContent = 'Stop tracing';
     this.overlay_.appendChild(this.stopButton_);
 
     this.traceEvents_ = [];
 
-    if (browserBridge.debugMode) {
-      var tracingControllerTests = document.createElement('script');
-      tracingControllerTests.src =
-          './tracing/tracing_controller_tests.js';
-      document.body.appendChild(tracingControllerTests);
-    }
-
     this.onKeydownBoundToThis_ = this.onKeydown_.bind(this);
     this.onKeypressBoundToThis_ = this.onKeypress_.bind(this);
 
     chrome.send('tracingControllerInitialized');
   }
 
   TracingController.prototype = {
     __proto__: cr.EventTarget.prototype,
 
     gpuInfo_: undefined,
@@ skipping 27 matching lines @@
 
       this.stopButton_.hidden = false;
       this.statusDiv_.textContent = 'Tracing active.';
       this.overlay_.visible = true;
 
       this.tracingEnabled_ = true;
       console.log('Beginning to trace...');
       this.statusDiv_.textContent = 'Tracing active.';
 
       this.traceEvents_ = [];
-      if (!browserBridge.debugMode) {
-        chrome.send('beginTracing');
-        this.beginRequestBufferPercentFull_();
-      } else {
-        tracing.tracingControllerTestHarness.beginTracing();
-      }
+      chrome.send('beginTracing');
+      this.beginRequestBufferPercentFull_();
 
       this.tracingEnabled_ = true;
 
       var e = new cr.Event('traceBegun');
       e.events = this.traceEvents_;
       this.dispatchEvent(e);
 
       e = new cr.Event('traceEventsChanged');
       e.numEvents = this.traceEvents_.length;
       this.dispatchEvent(e);
@@ skipping 59 matching lines @@
       if (this.tracingEnding_) return;
       this.tracingEnding_ = true;
 
       this.statusDiv_.textContent = 'Ending trace...';
       console.log('Finishing trace');
       this.statusDiv_.textContent = 'Downloading trace data...';
       this.stopButton_.hidden = true;
       // delay sending endTracingAsync until we get a chance to
       // update the screen...
       window.setTimeout(function() {
-        if (!browserBridge.debugMode) {
-          chrome.send('endTracingAsync');
-        } else {
-          tracing.tracingControllerTestHarness.endTracing();
-        }
+        chrome.send('endTracingAsync');
       }, 100);
     },
 
     /**
      * Called by the browser when all processes complete tracing.
      */
     onEndTracingComplete: function() {
       window.removeEventListener('keydown', this.onKeydownBoundToThis_);
       window.removeEventListener('keypress', this.onKeypressBoundToThis_);
       this.overlay_.visible = false;
@@ skipping 66 matching lines @@
     selfTest: function() {
       this.beginTracing();
       window.setTimeout(this.endTracing.bind(This), 500);
     }
   };
   return {
     TracingController: TracingController
   };
 });