Bug 326175 WBWRenderer arbitrarily modifies the window's parent's active context chain
The window's parent's context arbitrarily changes its active child to the window being rendered in createWidget(*).
bundles/org.eclipse.e4.ui.workbench.renderers.swt/src/org/eclipse/e4/ui/workbench/renderers/swt/WBWRenderer.java
} finally {
						ignoreSizeChanges = false;
					}
				}
			});
			shell.addShellListener(new ShellAdapter() {
				public void shellClosed(ShellEvent e) {
					MWindow window = (MWindow) e.widget.getData(OWNING_ME);
					IWindowCloseHandler closeHandler = (IWindowCloseHandler) window
							.getContext().get(
									IWindowCloseHandler.class.getName());
					if (closeHandler != null) {
						e.doit = closeHandler.close(window);
					}
				}
			});
			shell.addListener(SWT.Activate, new Listener() {
				public void handleEvent(org.eclipse.swt.widgets.Event event) {
					MUIElement parentME = w.getParent();
					if (parentME instanceof MApplication) {
						MApplication app = (MApplication) parentME;
						if (app.getSelectedElement() == w)
							return;
						app.setSelectedElement(w);
						w.getContext().activate();
					} else if (parentME == null) {
						parentME = (MUIElement) ((EObject) w).eContainer();
						if (parentME instanceof MContext) {
							w.getContext().activate();
						}