Change the interface of CallStubCompiler::CompileCallInterceptor.

src/x64/stub-cache-x64.cc

 // Copyright 2010 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 853 matching lines @@
   // Handle call cache miss.
   __ bind(&miss);
   Handle<Code> ic = ComputeCallMiss(arguments().immediate());
   __ Jump(ic, RelocInfo::CODE_TARGET);
 
   // Return the generated code.
   return GetCode(FIELD, name);
 }
 
 
-Object* CallStubCompiler::CompileCallInterceptor(Object* object,
+Object* CallStubCompiler::CompileCallInterceptor(JSObject* object,
                                                  JSObject* holder,
                                                  String* name) {
   // ----------- S t a t e -------------
   // rcx                 : function name
   // rsp[0]              : return address
   // rsp[8]              : argument argc
   // rsp[16]             : argument argc - 1
   // ...
   // rsp[argc * 8]       : argument 1
   // rsp[(argc + 1) * 8] : argument 0 = receiver
   // -----------------------------------
   Label miss;
 
   // Get the number of arguments.
   const int argc = arguments().immediate();
 
   LookupResult lookup;
   LookupPostInterceptor(holder, name, &lookup);
 
   // Get the receiver from the stack.
   __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
 
   CallInterceptorCompiler compiler(arguments(), rcx);
   CompileLoadInterceptor(&compiler,
                          this,
                          masm(),
-                         JSObject::cast(object),
+                         object,
                          holder,
                          name,
                          &lookup,
                          rdx,
                          rbx,
                          rdi,
                          &miss);
 
   // Restore receiver.
   __ movq(rdx, Operand(rsp, (argc + 1) * kPointerSize));
@@ skipping 970 matching lines @@
   __ Jump(generic_construct_stub, RelocInfo::CODE_TARGET);
 
   // Return the generated code.
   return GetCode();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal