[chromedriver] Release version 2.7.

BUG=None
TEST=None
NOTRY=true

Review URL: https://codereview.chromium.org/83933003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236829 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 236829
Disables upper case on space after punctuation on password fields.

BUG=321713

Review URL: https://codereview.chromium.org/79353002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236830 0039d316-1c4b-4281-b951-d872f2087c98
[rAC, OSX] Align bubble arrow based on location.

Ensure that the error bubble never goes outside the dialog, and that
one of the bubble edges is aligned with the corresponding edge of the
associated field. (Screenshots on bug)

BUG=305378
R=isherman@chromium.org

Review URL: https://codereview.chromium.org/82593002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236831 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 236831