Revert of DevTools: Nuke TracingBasedTimelineFlameChartDataProvider (https://codereview.chromium.org/366143002/)

Reason for revert:
We're going to build tracing timeline flame chart right on TraceEvents, not on TimelineRecords

Original issue's description:
> DevTools: Nuke TracingBasedTimelineFlameChartDataProvider
> 
> Build tracing-based timeline flamechart basing on timeline records. As these support filtering and other useful stuff.
> 
> Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=177555

TBR=loislo@chromium.org,caseq@chromium.org,yurys@chromium.org
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/371023002

git-svn-id: svn://svn.chromium.org/blink/trunk@177574 bbb929c8-8fbe-4397-9dbb-9b2b20218538