Remove NativeContext from Literal array, since we always create the literals in the native context …

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 504474fe3ad283908f7089af6ea939d0d4ab258a..fe25c6b071549856cc1574187b6d7d1a2ac43214 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -10233,11 +10233,6 @@ void JSFunction::PrintName(FILE* out) {
 }
 
 
-Context* JSFunction::NativeContextFromLiterals(FixedArray* literals) {
-  return Context::cast(literals->get(JSFunction::kLiteralNativeContextIndex));
-}
-
-
 // The filter is a pattern that matches function names in this way:
 //   "*"      all; the default
 //   "-"      all but the top-level function