tree cfb98abedc25d0b9cb90908f2fbfc4aa5a0c4450
parent 2124f66b321c03528bfc3d1887bf4ed9db730ed4
author Stefan Edlund <sedlund@us.ibm.com> 1348692671 +0000
committer Stefan Edlund <sedlund@us.ibm.com> 1348692671 +0000

Fix occasional widget disposed exception

git-svn-id: http://dev.eclipse.org/svnroot/technology/org.eclipse.stem/branches/STEM_1_4_0@3453 92a21009-5b66-0410-b83a-dc787c41c6e9