Knock out a couple more TODOs from the bookmark manager.
Knock out a couple more TODOs from the bookmark manager.

TEST=edit the name of a folder; it should update in the left pane. Add a new bookmark URL; it should show up selected in the right pane. Also, see bug
BUG=http://crbug.com/15844

Review URL: http://codereview.chromium.org/149151

git-svn-id: http://src.chromium.org/svn/trunk/src@19870 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 6134b79b4ebe7d12768e098fdd3fa8c1f720da3b
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