Fix lingering thinko    File "webkit/tools/layout_tests/layout_package/test_shell_thread.py", line 155, in run     ["--time-out-ms=" + self._test_info.timeout, self._test_info.uri])   TypeError: cannot concatenate 'str' and 'int' objects introduced in http://codereview.chromium.org/67198 and affecting the valgrind layout_tests buildbot.
Fix lingering thinko 
  File "webkit/tools/layout_tests/layout_package/test_shell_thread.py", line 155, in run
    ["--time-out-ms=" + self._test_info.timeout, self._test_info.uri])
  TypeError: cannot concatenate 'str' and 'int' objects
introduced in http://codereview.chromium.org/67198
and affecting the valgrind layout_tests buildbot.

Review URL: http://codereview.chromium.org/149638

git-svn-id: http://src.chromium.org/svn/trunk/src@20832 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 03ca29d1c9648bb695d1a85a50daf241162a55a4
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