Catch as a value error so we don't each keyboard interrupts. Review URL: http://codereview.chromium.org/113362
Catch as a value error so we don't each keyboard interrupts.
Review URL: http://codereview.chromium.org/113362

git-svn-id: e7e1075985beda50ea81ac4472467b4f6e91fc78@481 78cadc50-ecff-11dd-a971-7dbc132099af

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