The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/44c624c2dfc6201fc0f60b717a6960767ff7e52a

commit 44c624c2dfc6201fc0f60b717a6960767ff7e52a
Author: juncai <juncai@chromium.org>
Date: Mon Jul 25 18:14:07 2016

ItemAdapter::clear() function needs to clear mDisabledEntries and mItemDescriptionMap

At ItemChooserDialog.java, ItemAdapter::clear() is called when restart
searching, and mDisabledEntries and mItemDescriptionMap store the
information from previous search. So they need to be cleared.

BUG= 631099 

Review-Url: https://codereview.chromium.org/2175223003
Cr-Commit-Position: refs/heads/master@{#407517}

[modify] https://crrev.com/44c624c2dfc6201fc0f60b717a6960767ff7e52a/chrome/android/java/src/org/chromium/chrome/browser/ItemChooserDialog.java