Implement function proxies (except for their use as constructors).

src/execution.h

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 35 matching lines @@
 
 class Execution : public AllStatic {
  public:
   // Call a function, the caller supplies a receiver and an array
   // of arguments. Arguments are Object* type. After function returns,
   // pointers in 'args' might be invalid.
   //
   // *pending_exception tells whether the invoke resulted in
   // a pending exception.
   //
+  // When convert_receiver is set, and the receiver is not an object,
+  // and the function called is not in strict mode, receiver is converted to
+  // and object.

[Kevin Millikin (Chromium), 2011/09/12 14:42:47]

"and object" ==> "an object"

[rossberg, 2011/09/12 15:17:25]

Done.

+  //
   static Handle<Object> Call(Handle<Object> callable,
                              Handle<Object> receiver,
                              int argc,
                              Object*** args,
-                             bool* pending_exception);
+                             bool* pending_exception,
+                             bool convert_receiver = false);
 
   // Construct object from function, the caller supplies an array of
   // arguments. Arguments are Object* type. After function returns,
   // pointers in 'args' might be invalid.
   //
   // *pending_exception tells whether the invoke resulted in
   // a pending exception.
   //
   static Handle<Object> New(Handle<JSFunction> func,
                             int argc,
@@ skipping 217 matching lines @@
   friend class StackLimitCheck;
   friend class PostponeInterruptsScope;
 
   DISALLOW_COPY_AND_ASSIGN(StackGuard);
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_EXECUTION_H_