Check height against '0px' instead of '' when deciding to change advanced settings label.

BUG=328266

Review URL: https://codereview.chromium.org/115743003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@241332 0039d316-1c4b-4281-b951-d872f2087c98
suppress data race at me2me_native_messaging_host.cc
TBR=weitaosu@chromium.org
BUG=328521
TEST=waterfall

Review URL: https://codereview.chromium.org/105073005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@241333 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 241333