Free the string returned by gtk_file_chooser_get_filename() to avoid a memory leak.

BUG=246952

Review URL: https://chromiumcodereview.appspot.com/16448002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@204300 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed