Fixes regression in reverting a tab drag. I was animating to the wrong location.
Fixes regression in reverting a tab drag. I was animating to the wrong
location.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/2123004

git-svn-id: http://src.chromium.org/svn/trunk/src@47565 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: c397349429284d8424ab6e5b06d3370739520ead
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser