Update VM service to new isolate API

runtime/bin/main.cc

Index: runtime/bin/main.cc
diff --git a/runtime/bin/main.cc b/runtime/bin/main.cc
index 76c00626bbf200657ca9a997ac7ee7affcbb0911..7545195e02a007fada75cd3f1724a7938878aa2b 100644
--- a/runtime/bin/main.cc
+++ b/runtime/bin/main.cc
@@ -491,9 +491,7 @@ static Dart_Isolate CreateIsolateAndSetupHelper(const char* script_uri,
       Dart_SetField(platform_type, script_name_name, dart_script);
   CHECK_RESULT(set_script_name);
 
-  Dart_Handle debug_name = Dart_DebugName();
-  CHECK_RESULT(debug_name);
-  VmService::SendIsolateStartupMessage(Dart_GetMainPortId(), debug_name);
+  VmService::SendIsolateStartupMessage();
 
   // Make the isolate runnable so that it is ready to handle messages.
   Dart_ExitScope();