[runtime] Fix number of literals for builtin functions.

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index fe880f8ee93ba628e1d764d54dfe48f44d6e882b..9d2a12c3d971dba08122d6e52657a8ea25538d59 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -7569,9 +7569,6 @@ class JSFunction: public JSObject {
   DECLARE_PRINTER(JSFunction)
   DECLARE_VERIFIER(JSFunction)
 
-  // Returns the number of allocated literals.
-  inline int NumberOfLiterals();
-
   // The function's name if it is configured, otherwise shared function info
   // debug name.
   static Handle<String> GetName(Handle<JSFunction> function);