Factor out ServerThread from the QUIC EndToEndTest in order to reuse in
a Chromium test.

Merge internal change: 53205265

Review URL: https://codereview.chromium.org/24493003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@225309 0039d316-1c4b-4281-b951-d872f2087c98
[Android] Reverse double-tap drag zoom direction.

TBR=tedchoc@chromium.org
NOTRY=true
BUG=297981

Review URL: https://codereview.chromium.org/24581002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@225310 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 225309
SVN changes up to revision 225310