Handle updating the menu in the case where all the entries get removed from the tab restore service. Increase the # of recently closed items to 5. BUG=35290 TEST=per bug, history menu should work as before. Review URL: http://codereview.chromium.org/596086
Handle updating the menu in the case where all the entries get removed from the tab restore service. Increase the # of recently closed items to 5.
BUG=35290
TEST=per bug, history menu should work as before.
Review URL: http://codereview.chromium.org/596086

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@38901 0039d316-1c4b-4281-b951-d872f2087c98

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