Bug 448831 - HandleObjectManager should thrown IAE instead of NPE

Change-Id: Id47feaa8ad935a68116839b5a9d8d3de54788bf1
Signed-off-by: Lars Vogel <Lars.Vogel@vogella.com>
Bug 448563 - Remove .project file from org.eclipse.ui.tests/data (

Change-Id: I388652c70d133c7c8524d9d7ae143890190afab0
Signed-off-by: Lars Vogel <Lars.Vogel@vogella.com>