1. Create a port when a debugger object is created for an isolate, use this

bin/dbg_message.cc

Index: bin/dbg_message.cc
===================================================================
--- bin/dbg_message.cc	(revision 13206)
+++ bin/dbg_message.cc	(working copy)
@@ -965,16 +965,8 @@
 }
 
 
-void DbgMessageQueue::IsolateEventHandler(Dart_Isolate isolate,
+void DbgMessageQueue::IsolateEventHandler(Dart_IsolateId isolate_id,
                                           Dart_IsolateEvent kind) {
   DebuggerConnectionHandler::WaitForConnection();
-#if 0
-  if (kind == kCreated) {
-    printf("Isolate created %p\n", isolate);
-  } else if (kind == kInterrupted) {
-    printf("Isolate interrupted %p\n", isolate);
-  } else if (kind == kShutdown) {
-    printf("Isolate shutdown %p\n", isolate);
-  }
-#endif
+  // TODO(asiva): Add code to send isolate events over to the debugger client.
 }