[chromedriver] Enable testShouldHandleNewWindowLoadingProperly on Android.

Also enable touch tests on stable package.

BUG=None
R=craigdh@chromium.org

Review URL: https://codereview.chromium.org/33333003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@229877 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 229877