Mark tests FLAKY: HomePageLink and NTPHasThumbnails
Mark tests FLAKY: HomePageLink and NTPHasThumbnails

BUG=49389

Review URL: http://codereview.chromium.org/2854050

git-svn-id: http://src.chromium.org/svn/trunk/src@52788 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 0aad807461313546db6fd6900050e3f819d15a88
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser