Bug 1056545 part.1 Make event handlers of ns*EditorEventListener protected and virtual as far as possible r=ehsan
Bug 1056545 part.2 Each event handler of ns*EditorEventListener should take specific event interface rather than nsIDOMEvent if it's necessary r=ehsan
Bug 1056545 part.3 ns*EditorEventListener should conform to current coding rules r=ehsan
Bug 1056545 part.4 nsEditorEventListener should use early return style r=ehsan