Makes sure the new tab button is visible when dragging stops.
Makes sure the new tab button is visible when dragging stops.

BUG=125103
TEST=see bug
R=ben@chromium.org

Review URL: https://chromiumcodereview.appspot.com/10328002

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@135153 0039d316-1c4b-4281-b951-d872f2087c98

adobe/chromium,ropik/chromium,adobe/chromium,ropik/chromium,ropik/chromium,yitian134/chromium,adobe/chromium,adobe/chromium,adobe/chromium,adobe/chromium,yitian134/chromium,yitian134/chromium,ropik/chromium,ropik/chromium,yitian134/chromium,adobe/chromium,yitian134/chromium,adobe/chromium,yitian134/chromium,ropik/chromium,yitian134/chromium,ropik/chromium,yitian134/chromium,ropik/chromium,ropik/chromium,yitian134/chromium,adobe/chromium,yitian134/chromium,adobe/chromium,adobe/chromium