Fix NPE in HandlerServiceImpl if provided context is already disposed

HandlerServiceImpl#getContextStack may return null if the provided
context is already disposed. Return empty stack list in this case.

510621: [e4] NullPointerException in HandlerServiceImpl.executeHandler()

Change-Id: If56c1d567a36090359d6dc2a3f4c7f7fd2074695
1 file changed
tree: 765def043d669980e44b72e58159ce64483ce0ec
  1. bundles/
  2. demo/
  3. features/
  4. releng/
  5. .gitignore

RAP e4 support

This project holds bundles forked from platform.ui (commit f22406ccafdbf9109579c65a8496f46a39906b51) to support e4 applications on RAP