[webkit-reviews] review requested: [Bug 168499] Add tests for the time series chart and fix bugs I found along the way : [Attachment 301900] Adds tests with some bug fixes

[bugzilla-daemon at webkit.org]

Ryosuke Niwa <rniwa at webkit.org> has asked  for review:
Bug 168499: Add tests for the time series chart and fix bugs I found along the
way
https://bugs.webkit.org/show_bug.cgi?id=168499

Attachment 301900: Adds tests with some bug fixes

https://bugs.webkit.org/attachment.cgi?id=301900&action=review