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
int type= getSearchScopeType();
		memento.putInteger(TAG_SEARCH_SCOPE_TYPE, type);
		if (type == SEARCH_SCOPE_TYPE_WORKING_SET) {
			memento.putInteger(TAG_WORKING_SET_COUNT, fSelectedWorkingSetNames.length);
			for (int i = 0; i < fSelectedWorkingSetNames.length; i++) {
				String workingSetName = fSelectedWorkingSetNames[i];
				memento.putString(TAG_SELECTED_WORKING_SET+i, workingSetName);
			}
		}
	}
	
	/**
	 * @param memento
	 */
	public void restoreState(IMemento memento) {
		String[] workingSetNames= null;
		Integer scopeType= memento.getInteger(TAG_SEARCH_SCOPE_TYPE);
		if (scopeType != null) {
			if (scopeType.intValue() == SEARCH_SCOPE_TYPE_WORKING_SET) {
				Integer workingSetCount= memento.getInteger(TAG_WORKING_SET_COUNT);
				if (workingSetCount != null) {
					workingSetNames = new String[workingSetCount.intValue()];
					for (int i = 0; i < workingSetCount.intValue(); i++) {
						workingSetNames[i]= memento.getString(TAG_SELECTED_WORKING_SET+i);
					}   
				}
			}
		}
		setSelected(getSearchScopeAction(scopeType.intValue(), workingSetNames), false);
	}