Bug 60714 Call Hierarchy: display search scope in view title
Call Hierarchy should display the current search scope in the view title, like the Search View does. E.g.: Members calling 'updateView()' - in Workspace Calls from 'updateView()' - in Working Set: my projects
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/callhierarchy/SearchScopeActionGroup.java
if (checked != 1) {
			if (checked > 1) {
				for (int i = 0; i < result.length; i++) {
					Action action = result[i];
					action.setChecked(false);
				}
			}
			fSearchScopeWorkspaceAction.setChecked(true);
		}
	}
	
	/**
	 * @param result
	 * @return
	 */
	private int getCheckedActionCount(Action[] result) {
		
		int checked= 0;
		for (int i = 0; i < result.length; i++) {
			Action action = result[i];
			if (action.isChecked()) {
				checked++;
			}
		}
		return checked;
	}
	
	private void addAction(List actions, Action action) {
		if (action == fSelectedAction) {
			action.setChecked(true);