Version 3.29.88.11 (merged r24851)

Shrink new space in idle notification.

BUG=chromium:424423
LOG=N
R=machenbach@chromium.org

Review URL: https://codereview.chromium.org/694713004

git-svn-id: https://v8.googlecode.com/svn/branches/3.29@25038 ce2b1a6d-e550-0410-aec6-3dcde31c8c00