Fix remote debugger crash.

src/d8-debug.cc

-// Copyright 2011 the V8 project authors. All rights reserved.
+// Copyright 2012 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
 //       with the distribution.
@@ skipping 291 matching lines @@
 
 void RemoteDebugger::HandleKeyboardCommand(char* command) {
   Locker lock;
   HandleScope scope;
 
   // Convert the debugger command to a JSON debugger request.
   TryCatch try_catch;
   Handle<Value> request =
       Shell::DebugCommandToJSONRequest(String::New(command));
   if (try_catch.HasCaught()) {
-    v8::String::Utf8Value exception(try_catch.Exception());
-    const char* exception_string = Shell::ToCString(exception);
-    printf("%s\n", exception_string);
+    Shell::ReportException(&try_catch);
     PrintPrompt();
     return;
   }
 
   // If undefined is returned the command was handled internally and there is
   // no JSON to send.
   if (request->IsUndefined()) {
     PrintPrompt();
     return;
   }
@@ skipping 37 matching lines @@
     // Pass the keyboard command to the main thread.
     remote_debugger_->KeyboardCommand(
         i::SmartArrayPointer<char>(i::StrDup(command)));
   }
 }
 
 
 }  // namespace v8
 
 #endif  // ENABLE_DEBUGGER_SUPPORT