[modules] Disable Crankshaft for functions referencing module variables.

src/bailout-reason.h

Index: src/bailout-reason.h
diff --git a/src/bailout-reason.h b/src/bailout-reason.h
index cf1945df0674175faf22ce66131b30a4fdbbc153..824ecaf28497a0b7dbd5125aa42737d240869e2c 100644
--- a/src/bailout-reason.h
+++ b/src/bailout-reason.h
@@ -172,6 +172,7 @@ namespace internal {
   V(kReferenceToAVariableWhichRequiresDynamicLookup,                           \
     "Reference to a variable which requires dynamic lookup")                   \
   V(kReferenceToGlobalLexicalVariable, "Reference to global lexical variable") \
+  V(kReferenceToModuleVariable, "Reference to module-allocated variable")      \
   V(kReferenceToUninitializedVariable, "Reference to uninitialized variable")  \
   V(kRegisterDidNotMatchExpectedRoot, "Register did not match expected root")  \
   V(kRegisterWasClobbered, "Register was clobbered")                           \