code: private Object getMemberKey(Element element) {
          if (utils.isConstructor(element)) {
              return utils.getSimpleName(element) + utils.flatSignature((ExecutableElement)element);
          } else if (utils.isMethod(element)) {
              return getClassMember((ExecutableElement) element);
          } else if (utils.isField(element) || utils.isEnumConstant(element) || utils.isAnnotationType(element)) {
              return utils.getSimpleName(element);
          } else { // it's a class or interface
              String classOrIntName = utils.getSimpleName(element);
              //Strip off the containing class name because we only want the member name.
              classOrIntName = classOrIntName.indexOf('.') != 0
                      ? classOrIntName.substring(classOrIntName.lastIndexOf('.'))
                      : classOrIntName;
              return "clint" + classOrIntName;
          }
      }
docs: Return the key to the member map for the given member.