Migrate nacl_integration pm_redir_test to browser_tests.

BUG=154400

Review URL: https://codereview.chromium.org/108143007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@240227 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 240227
Docserver: Fix the TOC rendering for API references by fixing the haphazard way
that header tags are used in the API reference (legacy reasons) and adding some
features to the TOC document parsing to support a cleaner TOC.

BUG=325555
R=mkearney@chromium.org, yoz@chromium.org

Review URL: https://codereview.chromium.org/99703004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@240228 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 240228