[turbofan] Specialize to closure with function context specialization.

test/cctest/compiler/test-js-context-specialization.cc

Index: test/cctest/compiler/test-js-context-specialization.cc
diff --git a/test/cctest/compiler/test-js-context-specialization.cc b/test/cctest/compiler/test-js-context-specialization.cc
index f3e0ed3bc2ea218b047a81e36922cbb57a0afea3..01cd82c9dff5878cbaa41d3e8d95b5e6ad184394 100644
--- a/test/cctest/compiler/test-js-context-specialization.cc
+++ b/test/cctest/compiler/test-js-context-specialization.cc
@@ -30,7 +30,7 @@ class ContextSpecializationTester : public HandleAndZoneScope {
         jsgraph_(main_isolate(), graph(), common(), &javascript_, &simplified_,
                  &machine_),
         reducer_(main_zone(), graph()),
-        spec_(&reducer_, jsgraph(), context) {}
+        spec_(&reducer_, jsgraph(), context, MaybeHandle<JSFunction>()) {}
 
   JSContextSpecialization* spec() { return &spec_; }
   Factory* factory() { return main_isolate()->factory(); }