LoginPromptTest.TestBasicAuth is also flaky due to NavigateToURL failing
LoginPromptTest.TestBasicAuth is also flaky due to NavigateToURL failing

BUG=55380
TEST=LoginPromptTest.TestBasicAuth
TBR=thomasvl@chromium.org

git-svn-id: http://src.chromium.org/svn/trunk/src@59639 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 4bee150e72f0de129970dc6c3a7f9507ad6958c3
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