ntp: make 'recently closed' clickable above and below the actual text.
ntp: make 'recently closed' clickable above and below the actual text.

also change the cursor to pointer. Also make some graphical updates to the contents of the menu.

BUG=95043, 94784
TEST=manual

Review URL: http://codereview.chromium.org/7795025

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@99846 0039d316-1c4b-4281-b951-d872f2087c98

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