Bug 560030 - Fix for NPE in Context Help

A NPE potentially occurs when a toolbar is updated while flipPages() is
processed. This change disables the update while flipPages() runs.

The issue happened in an e4 application with compatibility layer, see
github.com/jcryptool/crypto/issues/153

Change-Id: Iad0c4dc2125bbdf69b4e734b57f6fc9bdfab65cf
Signed-off-by: Simon Leischnig <spamtothespam@gmail.com>
Also-by: Karsten Thoms <karsten.thoms@karakun.com>
1 file changed