Unreviewed, rolling out r121767.

Unreviewed, rolling out r121767.
http://trac.webkit.org/changeset/121767
https://bugs.webkit.org/show_bug.cgi?id=89584

Crashes inspected page while recording timeline due to
conflict with BeginFrame in record stack

Source/WebCore:

* inspector/InspectorTimelineAgent.cpp:
(WebCore::InspectorTimelineAgent::willSendResourceRequest):
(WebCore::InspectorTimelineAgent::willProcessTask):
(WebCore::InspectorTimelineAgent::didProcessTask):
(WebCore::InspectorTimelineAgent::innerAddRecordToTimeline):
(WebCore::InspectorTimelineAgent::setHeapSizeStatistic):
* inspector/InspectorTimelineAgent.h:
(InspectorTimelineAgent):
* inspector/front-end/MemoryStatistics.js:
(WebInspector.MemoryStatistics.prototype._onRecordAdded):
* inspector/front-end/TimelineFrameController.js:
(WebInspector.TimelineFrameController.prototype._addRecord):
* inspector/front-end/TimelineModel.js:
* inspector/front-end/TimelineOverviewPane.js:
(WebInspector.TimelineCategoryStrips.prototype.update.appendRecord):
(WebInspector.TimelineCategoryStrips.prototype.update):
* inspector/front-end/TimelinePanel.js:
(WebInspector.TimelinePanel.prototype._createStatusbarButtons):
(WebInspector.TimelinePanel.prototype._innerAddRecordToTimeline):
* inspector/front-end/TimelinePresentationModel.js:
(WebInspector.TimelinePresentationModel.categories):
(WebInspector.TimelinePresentationModel.recordStyle):
(WebInspector.TimelinePresentationModel.categoryForRecord):
(WebInspector.TimelinePresentationModel.forAllRecords):
(WebInspector.TimelinePresentationModel.prototype.addRecord):

LayoutTests:

* inspector/timeline-dfs-expected.txt: Removed.
* inspector/timeline-dfs.html: Removed.
* inspector/timeline/timeline-enum-stability-expected.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@121865 268f45cc-cd09-0410-ab3c-d52691b4dbfc