Vary the length of DNS hijack detection names.

BUG=none
R=pkasting@chromium.org, thestig@chromium.org

Review URL: https://codereview.chromium.org/143073005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@249013 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 249013
Add support for extension messages to Chromoting's ClientPlugin.

BUG=
R=jamiewalch@chromium.org

Review URL: https://codereview.chromium.org/154853002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@249014 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 249014