GTTF: flip FastShutdown.SlowTermination from FAILS to FLAKY on Linux, because it is flaky.
GTTF: flip FastShutdown.SlowTermination from FAILS to FLAKY
on Linux, because it is flaky.

TBR=estade

TEST=FastShutdown.SlowTermination
BUG=46614

Review URL: http://codereview.chromium.org/2825069

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@53679 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