GitLab

- Reduce col padding for invalid transition to 15px and use a 50px for first
  column;
- Fix a problem that invalid transition gets reset when touch scroll is more
  than 100%;

BUG=none.
TEST=Verify icon moves less when attempting touch scroll to an invalid page.  Also invalid move is not abruptly reset in the middle while dragging the touch.

R=sky@chromium.org


Review URL: https://chromiumcodereview.appspot.com/10832255

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@151174 0039d316-1c4b-4281-b951-d872f2087c98