Skip tests with TF.

TBR=mstarzinger@chromium.org,bmeurer@chromium.org

Review URL: https://codereview.chromium.org/691623004

Cr-Commit-Position: refs/heads/master@{#25014}
git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@25014 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/webkit/webkit.status

@@ -44,7 +44,9 @@
   'dfg-double-vote-fuzz': [SKIP],
   'reentrant-caching': [SKIP],
   'sort-large-array': [SKIP],
-  'array-iterate-backwards': [PASS, ['system == windows', NO_VARIANTS]],
+  # Too slow on windows with --nocrankshaft.
+  # TODO(mstarzinger): Too slow with TF.
+  'array-iterate-backwards': [PASS, NO_VARIANTS],
 }],  # 'mode == debug'
 ['simulator', {
   # Skip tests that timeout with turbofan.