[test] Skip slow tests

BUG=chromium:682617
TBR=mstarzinger@chromium.org,mvstanton@chromium.org,rmcilroy@chromium.org
NOTRY=true

Change-Id: If121a5d01bba113374bc1673780fc713997e54a9
Reviewed-on: https://chromium-review.googlesource.com/454618Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#43776}

test/mjsunit/mjsunit.status

@@ -606,8 +606,24 @@
   'array-natives-elements': [SKIP],
   'ignition/regress-599001-verifyheap': [SKIP],
   'unicode-test': [SKIP],
+
+  # Slow tests.
+  'regress/regress-2185-2': [SKIP],
 }],  # variant == stress
 
+##############################################################################
+['variant == noturbofan_stress', {
+  # Slow tests.
+  'ignition/regress-599001-verifyheap': [SKIP],
+  'regress/regress-2185-2': [SKIP],
+}],  # variant == noturbofan_stress
+
+##############################################################################
+['variant == nooptimization', {
+  # Slow tests.
+  'regress/regress-2185-2': [SKIP],
+}],  # variant == nooptimization
+
 ##############################################################################
 ['variant == turbofan_opt', {
   'es6/array-iterator-turbo': [SKIP],