[Devtools] Replace "Stacks" with "Causes"

Source/devtools/front_end/timeline/TimelineModelImpl.js

 // Copyright 2014 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.
 
 /**
  * @constructor
  * @extends {WebInspector.TimelineModel}
  * @implements {WebInspector.TargetManager.Observer}
  */
 WebInspector.TimelineModelImpl = function()
@@ skipping 24 matching lines @@
     /**
      * @param {!WebInspector.Target} target
      */
     targetRemoved: function(target)
     {
         if (this._currentTarget === target)
             this._currentTarget = null;
     },
 
     /**
-     * @param {boolean} captureStacks
+     * @param {boolean} captureCauses
      * @param {boolean} captureMemory
      * @param {boolean} capturePictures
      */
-    startRecording: function(captureStacks, captureMemory, capturePictures)
+    startRecording: function(captureCauses, captureMemory, capturePictures)
     {
         console.assert(!capturePictures, "Legacy timeline does not support capturing pictures");
         this.reset();
         this._currentTarget = WebInspector.context.flavor(WebInspector.Target);
         console.assert(this._currentTarget);
 
         this._clientInitiatedRecording = true;
-        var maxStackFrames = captureStacks ? 30 : 0;
+        var maxStackFrames = captureCauses ? 30 : 0;
         var includeGPUEvents = Runtime.experiments.isEnabled("gpuTimeline");
         var liveEvents = [ WebInspector.TimelineModel.RecordType.BeginFrame,
                            WebInspector.TimelineModel.RecordType.DrawFrame,
                            WebInspector.TimelineModel.RecordType.RequestMainThreadFrame,
                            WebInspector.TimelineModel.RecordType.ActivateLayerTree ];
         this._currentTarget.timelineManager.start(maxStackFrames, liveEvents.join(","), captureMemory, includeGPUEvents, this._fireRecordingStarted.bind(this));
     },
 
     stopRecording: function()
     {
@@ skipping 591 matching lines @@
                 break;
             length += itemLength;
             data.push(item);
             ++this._recordIndex;
         }
         if (this._recordIndex === this._payloads.length)
             data.push(data.pop() + "]");
         stream.write(data.join(separator), this._writeNextChunk.bind(this));
     }
 }