Update test_shell LayoutTestController to support recently added boolean params
to addUserScript and addUserStyleSheet (mirrors changes made to Chromium DRT
made with http://trac.webkit.org/changeset/62876 and
http://trac.webkit.org/changeset/68114).

TEST=layout tests in userscripts/
BUG=56220

Review URL: http://codereview.chromium.org/3413036

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@60526 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed