[Isolates]...

src/debug.cc

 // 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 2193 matching lines @@
     case v8::NewFunction:
       break;
     default:
       UNREACHABLE();
   }
 
   // The debug command interrupt flag might have been set when the command was
   // added. It should be enough to clear the flag only once while we are in the
   // debugger.
   ASSERT(Debug::InDebugger());
-  StackGuard::Continue(DEBUGCOMMAND);
+  Isolate::Current()->stack_guard()->Continue(DEBUGCOMMAND);
 
   // Notify the debugger that a debug event has occurred unless auto continue is
   // active in which case no event is send.
   if (sendEventMessage) {
     MessageImpl message = MessageImpl::NewEvent(
         event,
         auto_continue,
         Handle<JSObject>::cast(exec_state),
         Handle<JSObject>::cast(event_data));
     InvokeMessageHandler(message);
@@ skipping 221 matching lines @@
   CommandMessage message = CommandMessage::New(
       Vector<uint16_t>(const_cast<uint16_t*>(command.start()),
                        command.length()),
       client_data);
   Logger::DebugTag("Put command on command_queue.");
   command_queue_.Put(message);
   command_received_->Signal();
 
   // Set the debug command break flag to have the command processed.
   if (!Debug::InDebugger()) {
-    StackGuard::DebugCommand();
+    Isolate::Current()->stack_guard()->DebugCommand();
   }
 
   MessageDispatchHelperThread* dispatch_thread;
   {
     ScopedLock with(dispatch_handler_access_);
     dispatch_thread = message_dispatch_helper_thread_;
   }
 
   if (dispatch_thread == NULL) {
     CallMessageDispatchHandler();
@@ skipping 388 matching lines @@
     {
       Locker locker;
       Debugger::CallMessageDispatchHandler();
     }
   }
 }
 
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 } }  // namespace v8::internal