Fixed one more place where allow io is needed in the SelectFileDialogImpl::AddFilters.
Fixed one more place where allow io is needed in the SelectFileDialogImpl::AddFilters.

BUG=72637
TEST=Right click "save as" on linux and the browser should not crash.

Review URL: http://codereview.chromium.org/6541054

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@75740 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser