tree aafbb46f149273acf2417be66498ea53fbceb5a6
parent 0cfdd9826106f2ae640301c85e5c9628e711aadf
author Jin Cao <jinyan@google.com> 1410198401 -0700
committer Jin Cao <jinyan@google.com> 1410198401 -0700

Only cache current selection if there are pending searches

If the current result is empty, only cache the current list
if there are pending searches (e.g. directory). Don't cache
it if there are no alternate searches.

b/17376740

Change-Id: I8a54b845ebc76dbbe651835b31446f05fd210565