1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5window.pyautoRecordTrace = function(systemTracing) { 6 'use strict'; 7 if( window.timelineModelShimId == undefined ) 8 window.timelineModelShimId = 0; 9 if( window.timelineModelShims == undefined ) 10 window.timelineModelShims = {}; 11 var handler = function() { 12 tracingController.removeEventListener('traceEnded', handler); 13 var model = new TimelineModelShim( 14 Array.prototype.slice.call(arguments, 1) 15 ); 16 var events = [tracingController.traceEvents_]; 17 if (tracingController.supportsSystemTracing) 18 events.push(tracingController.systemTraceEvents_); 19 model.importTraces(events); 20 var shimId = window.timelineModelShimId; 21 window.timelineModelShims[shimId] = model; 22 window.domAutomationController.send(shimId); 23 window.timelineModelShimId++; 24 }; 25 tracingController.addEventListener('traceEnded', handler); 26 var willSystemTrace = 27 tracingController.supportsSystemTracing ? systemTracing : false; 28 tracingController.beginTracing(willSystemTrace); 29 return willSystemTrace; 30}; 31 32// This causes the PyAuto ExecuteJavascript call which executed this file to 33// return. 34window.domAutomationController.send(''); 35