Change the StackGuard runtime function to take no arguments.

src/runtime.cc

 // Copyright 2006-2009 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 6685 matching lines @@
 }
 
 
 static Object* Runtime_StackOverflow(Arguments args) {
   NoHandleAllocation na;
   return Top::StackOverflow();
 }
 
 
 static Object* Runtime_StackGuard(Arguments args) {
-  ASSERT(args.length() == 1);
+  ASSERT(args.length() == 0);
 
   // First check if this is a real stack overflow.
   if (StackGuard::IsStackOverflow()) {
     return Runtime_StackOverflow(args);
   }
 
   return Execution::HandleStackGuardInterrupt();
 }
 
 
@@ skipping 3440 matching lines @@
   } else {
     // Handle last resort GC and make sure to allow future allocations
     // to grow the heap without causing GCs (if possible).
     Counters::gc_last_resort_from_js.Increment();
     Heap::CollectAllGarbage(false);
   }
 }
 
 
 } }  // namespace v8::internal