Update test expectations

TBR=eustas
NOTRY=true

Review URL: https://codereview.chromium.org/255853003

git-svn-id: svn://svn.chromium.org/blink/trunk@172620 bbb929c8-8fbe-4397-9dbb-9b2b20218538
TimelinePanel: convert another portion of getters on TimelineModel.Record into functions

Mechanical change. No business logic changes.
thread, type, frameId, stackTrace and aggregatedStats were converted.

BUG=361045
R=yurys@chromium.org

Review URL: https://codereview.chromium.org/251783002

git-svn-id: svn://svn.chromium.org/blink/trunk@172621 bbb929c8-8fbe-4397-9dbb-9b2b20218538