ImportantFileWriter: Flush the data before closing the temporary file so that the subsequent rename always operates with data in disk.
ImportantFileWriter: Flush the data before closing the
temporary file so that the subsequent rename always operates
with data in disk.

BUG=89356
TEST=none
Review URL: http://codereview.chromium.org/7695014

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@98704 0039d316-1c4b-4281-b951-d872f2087c98

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