Printing Backend: Check the results from a DocumentProperties() call.
Printing Backend: Check the results from a DocumentProperties() call.

BUG=94138
TEST=Print preview works again on vandebo's machine.

Review URL: http://codereview.chromium.org/7741003

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@98330 0039d316-1c4b-4281-b951-d872f2087c98

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