Reviewed by Timothy Hatcher.

        Adds window event dispatches to InspectorTimelineAgent.
        https://bugs.webkit.org/show_bug.cgi?id=31002

        * English.lproj/localizedStrings.js:
        * dom/Node.cpp: Updated call site to willDispatchEvent and didDispatchEvent.
        (WebCore::Node::dispatchGenericEvent):
        * inspector/InspectorTimelineAgent.cpp:
        (WebCore::InspectorTimelineAgent::willDispatchEvent): Renamed.
        (WebCore::InspectorTimelineAgent::didDispatchEvent): Renamed.
        * inspector/InspectorTimelineAgent.h:
        (WebCore::):
        * inspector/TimelineRecordFactory.cpp:
        (WebCore::TimelineRecordFactory::createEventDispatchRecord): Renamed.
        * inspector/TimelineRecordFactory.h:
        * inspector/front-end/TimelineAgent.js:
        * inspector/front-end/TimelinePanel.js:
        (WebInspector.TimelinePanel.prototype._formatRecord):
        (WebInspector.TimelinePanel.prototype._getRecordDetails):
        * page/DOMWindow.cpp:
        (WebCore::DOMWindow::dispatchEvent):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@50407 268f45cc-cd09-0410-ab3c-d52691b4dbfc