| Index: src/d8-debug.cc | 
| diff --git a/src/d8-debug.cc b/src/d8-debug.cc | 
| index de0faa8ae66f295b1e617bb01afc47a2c299fcc0..f044328ae1f2157bb7e12637723c1ddbc11db321 100644 | 
| --- a/src/d8-debug.cc | 
| +++ b/src/d8-debug.cc | 
| @@ -273,7 +273,7 @@ RemoteDebuggerEvent* RemoteDebugger::GetEvent() { | 
|  | 
|  | 
| void RemoteDebugger::HandleMessageReceived(char* message) { | 
| -  Locker lock; | 
| +  Locker lock(v8::Isolate::GetCurrent()); | 
| HandleScope scope; | 
|  | 
| // Print the event details. | 
| @@ -302,7 +302,7 @@ void RemoteDebugger::HandleMessageReceived(char* message) { | 
|  | 
|  | 
| void RemoteDebugger::HandleKeyboardCommand(char* command) { | 
| -  Locker lock; | 
| +  Locker lock(v8::Isolate::GetCurrent()); | 
| HandleScope scope; | 
|  | 
| // Convert the debugger command to a JSON debugger request. | 
|  |