Mark fast/dom/Geolocation/error-clear-watch.html as [ Pass Timeout ] on Win7

TBR=
BUG=373430

Review URL: https://codereview.chromium.org/285173003

git-svn-id: svn://svn.chromium.org/blink/trunk@174050 bbb929c8-8fbe-4397-9dbb-9b2b20218538