Unify the parsing of Safari and Firefox stack traces. This fixes an error in Firefox trace parsing.
Deprecate Trace.parseSafari6_0, Trace.parseSafari6_1, Frame.parseSafari6_0, and Frame.parseSafari6_1.
Add Frame.parseSafari.
Zone.errorCallback to attach stack chains to all errors without the need for Chain.track, which is now deprecated.Update the dependency on path.
Improve the formatting of library URIs in stack traces.
Chain.capture's onError handler, that error is handled by the parent zone. This matches the behavior of runZoned in dart:async.Add a Chain.foldFrames method that parallels Trace.foldFrames.
Record anonymous method frames in IE10 as “”.