Add a background-color animation perf test to catch performance improvements and regressions.

BUG=114658

Review URL: https://codereview.chromium.org/92113002

git-svn-id: svn://svn.chromium.org/blink/trunk@163783 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Timeline: show/hide recordsCounter via styles.

TimelinePanel gets the style for the current mode.
So the UI changes its representation automatically.

BUG=none
R=alph@chromium.org, yurys@chromium.org

Review URL: https://codereview.chromium.org/100213007

git-svn-id: svn://svn.chromium.org/blink/trunk@163784 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Remove CSS selector profiler types from protocol.json

CSS selector profiler has been dropped a while ago. These types are not used anymore.

BUG=None
R=alph@chromium.org

Review URL: https://codereview.chromium.org/114023002

git-svn-id: svn://svn.chromium.org/blink/trunk@163785 bbb929c8-8fbe-4397-9dbb-9b2b20218538