Skip richards with TF.

TBR=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/458483002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23004 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/benchmarks/benchmarks.status

@@ -30,6 +30,8 @@
 [ALWAYS, {
   # Too slow in Debug mode. TODO(mstarzinger): Too slow for TF.
   'octane/mandreel': [PASS, NO_VARIANTS, ['mode == debug', SKIP]],
+  # TODO(mstarzinger,ishell): Timeout with TF in predictable mode.
+  'octane/richards': [PASS, NO_VARIANTS],
   # TODO(mstarzinger): Out of mem with TF.
   'octane/zlib': [PASS, NO_VARIANTS],
 }],  # ALWAYS