This gets the overview populating in the Timeline sidebar. The graph side is still empty.

https://bugs.webkit.org/show_bug.cgi?id=124005

Reviewed by Joseph Pecoraro.

* Localizations/en.lproj/localizedStrings.js: Updated.
* UserInterface/Frame.js:
(WebInspector.Frame.prototype.addResource):
* UserInterface/Images/TimelineRecordAnimation.svg: Added.
* UserInterface/Images/TimelineRecordEvent.svg: Added.
* UserInterface/Images/TimelineRecordLayout.svg: Added.
* UserInterface/Images/TimelineRecordPaint.svg: Added.
* UserInterface/Images/TimelineRecordScriptEvaluated.svg: Added.
* UserInterface/Images/TimelineRecordStyle.svg: Added.
* UserInterface/Images/TimelineRecordTimer.svg: Added.
* UserInterface/Main.html:
* UserInterface/OverviewTimelineView.js: Added.
(WebInspector.OverviewTimelineView):
(WebInspector.OverviewTimelineView.prototype.get navigationSidebarTreeOutlineLabel):
(WebInspector.OverviewTimelineView.prototype._childFrameWasAdded):
(WebInspector.OverviewTimelineView.prototype._mainResourceDidChange):
(WebInspector.OverviewTimelineView.prototype._provisionalResourceWasAdded):
(WebInspector.OverviewTimelineView.prototype._resourceWasAdded):
(WebInspector.OverviewTimelineView.prototype._compareTreeElementsByDetails):
(WebInspector.OverviewTimelineView.prototype._compareTreeElementsByStartTime):
(WebInspector.OverviewTimelineView.prototype._insertTreeElement):
(WebInspector.OverviewTimelineView.prototype._addResourceToTreeIfNeeded):
(WebInspector.OverviewTimelineView.prototype._sourceCodeTimelineAdded):
(WebInspector.OverviewTimelineView.prototype._treeElementSelected):
* UserInterface/SourceCodeTimelineTreeElement.js: Added.
(WebInspector.SourceCodeTimelineTreeElement):
(WebInspector.SourceCodeTimelineTreeElement.prototype.get sourceCodeTimeline):
* UserInterface/TimelineContentView.js:
(WebInspector.TimelineContentView.createPathComponent):
(WebInspector.TimelineContentView):
(WebInspector.TimelineContentView.prototype.showOverviewTimelineView):
(WebInspector.TimelineContentView.prototype.showTimelineView):
(WebInspector.TimelineContentView.prototype.get supportsSplitContentBrowser):
(WebInspector.TimelineContentView.prototype.get selectionPathComponents):
(WebInspector.TimelineContentView.prototype._pathComponentSelected):
(WebInspector.TimelineContentView.prototype._showTimelineView):
(WebInspector.TimelineContentView.prototype._recordingReset):
* UserInterface/TimelineIcons.css:
(.style-record .icon): Added.
(.layout-record .icon): Added.
(.paint-record .icon): Added.
(.evaluated-record .icon): Added.
(.event-record .icon): Added.
(.timer-record .icon): Added.
(.animation-record .icon): Added.
* UserInterface/TimelineView.css: Added.
(.timeline-view):
* UserInterface/TimelineView.js: Added.
(WebInspector.TimelineView):
(WebInspector.TimelineView.prototype.get navigationSidebarTreeOutline):
(WebInspector.TimelineView.prototype.get navigationSidebarTreeOutlineLabel):
(WebInspector.TimelineView.prototype.reset):
(WebInspector.TimelineView.prototype.shown):
(WebInspector.TimelineView.prototype.hidden):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@162404 268f45cc-cd09-0410-ab3c-d52691b4dbfc