Bug 211610 [Forms] Adopt new MPE key binding API
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/forms/editor/SharedHeaderFormEditor.java
if (keyBindingService instanceof INestableKeyBindingService)
								((INestableKeyBindingService) keyBindingService).activateKeyBindingService(activePart.getSite());
							
							if (activePart.getSite() instanceof INestable)
								((INestable) activePart.getSite()).activate();
							
						}
					}
					
					SharedHeaderFormEditor.this.wasHeaderActive = wasHeaderActive;
				}
			};
			getContainer().addListener(SWT.Activate, activationListener);
			getHeaderForm().getForm().getForm().getHead().addListener(SWT.Activate, activationListener);
		}
	}
	
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.forms.editor.FormEditor#dispose()
	 */
	public void dispose() {
		if (headerForm != null) {
			headerForm.dispose();
			headerForm = null;
		}
		super.dispose();
	}
	/*