Skip octane/pdfjs for now in debug mode because slow.

TBR=rossberg@chromium.org
TEST=benchmarks/octane/pdfjs

Review URL: https://codereview.chromium.org/569243002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23950 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/benchmarks/benchmarks.status

@@ -29,5 +29,7 @@
 [ALWAYS, {
   # Too slow in Debug mode.
   'octane/mandreel': [PASS, ['mode == debug', SKIP]],
+  # TODO(turbofan): Too slow in debug mode for now.
+  'octane/pdfjs': [PASS, ['mode == debug', SKIP]],
 }],  # ALWAYS
 ]