Files.app: Force to update the selection after renaming.

Originally, if the selected index is not changed, the selection data is not
updated after renaming in the open dialog mode of Files.app.  This CL uses
DirectoryModel#updateSelectionAndPublishEvent_ to force to dispatch the change
events, which causes to update the selection data.

BUG=299648
TEST=manually

Review URL: https://codereview.chromium.org/25892007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@226982 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 226982