Generalize the Function.prototype.call hooks in the...

src/objects.h

Index: src/objects.h
===================================================================
--- src/objects.h	(revision 310)
+++ src/objects.h	(working copy)
@@ -2464,6 +2464,10 @@
   inline int formal_parameter_count();
   inline void set_formal_parameter_count(int value);
 
+  // Set the formal parameter count so the function code will be
+  // called without using argument adaptor frames.
+  inline void DontAdaptArguments();
+
   // [expected_nof_properties]: Expected number of properties for the function.
   inline int expected_nof_properties();
   inline void set_expected_nof_properties(int value);
@@ -2533,6 +2537,9 @@
   // Casting.
   static inline SharedFunctionInfo* cast(Object* obj);
 
+  // Constants.
+  static const int kDontAdaptArgumentsSentinel = -1;
+
   // Layout description.
   static const int kNameOffset = HeapObject::kSize;
   static const int kCodeOffset = kNameOffset + kPointerSize;