Fix selecting items from the auto-completion list.

The directory model's selectEntry() uses now an Entry as an argument, not a path. This patch updates invocation of this method for the auto-completion list to use Entry.

TEST=Tested muanually.
BUG=336372

Review URL: https://codereview.chromium.org/146463002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246887 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246887