Revert StatsTableTest.MultipleThreads change which is failing tsan.
Revert StatsTableTest.MultipleThreads change which is failing tsan.

Revert r46707:

Mark StatsTableTest.MultipleThreads as flaky
instead of using #if 0.

TBR=maruel,phajdan.jr

TEST=none
BUG=10611

Review URL: http://codereview.chromium.org/2054003

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@46743 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser