c163cc3524
Changes elements.clear() to no longer remove nodes- but this seems like the correct behavior. Can use the nodes.clear() logic for elements if not. BUG=17892 R=jacobr@google.com Review URL: https://codereview.chromium.org//216933005 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@34532 260f80e4-7a28-3924-810f-c04153c831b5