*) Fix a couple of typos in DeltaBlue.
*) Make sure Splay doesn't always remove the node just added.
*) Run all benchmarks for at least 32 times (and warm up).
Review URL: http://codereview.chromium.org/2836031

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@4966 ce2b1a6d-e550-0410-aec6-3dcde31c8c00