Print isolate properly in debug output for IsolateRunnable events.

runtime/vm/service.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/service.h"
 
 #include "include/dart_api.h"
 #include "include/dart_native_api.h"
 #include "platform/globals.h"
 
@@ skipping 1012 matching lines @@
   const char* stream_id = event->stream_id();
   ASSERT(stream_id != NULL);
   {
     JSONObject jsobj(&js);
     jsobj.AddProperty("jsonrpc", "2.0");
     jsobj.AddProperty("method", "streamNotify");
     JSONObject params(&jsobj, "params");
     params.AddProperty("streamId", stream_id);
     params.AddProperty("event", event);
   }
-  PostEvent(stream_id, event->KindAsCString(), &js);
+  PostEvent(event->isolate(), stream_id, event->KindAsCString(), &js);
 }
 
 
-void Service::PostEvent(const char* stream_id,
+void Service::PostEvent(Isolate* isolate,
+                        const char* stream_id,
                         const char* kind,
                         JSONStream* event) {
   ASSERT(stream_id != NULL);
   ASSERT(kind != NULL);
   ASSERT(event != NULL);
 
   // Message is of the format [<stream id>, <json string>].
   //
   // Build the event message in the C heap to avoid dart heap
   // allocation.  This method can be called while we have acquired a
   // direct pointer to typed data, so we can't allocate here.
   Dart_CObject list_cobj;
   Dart_CObject* list_values[2];
   list_cobj.type = Dart_CObject_kArray;
   list_cobj.value.as_array.length = 2;
   list_cobj.value.as_array.values = list_values;
 
   Dart_CObject stream_id_cobj;
   stream_id_cobj.type = Dart_CObject_kString;
   stream_id_cobj.value.as_string = const_cast<char*>(stream_id);
   list_values[0] = &stream_id_cobj;
 
   Dart_CObject json_cobj;
   json_cobj.type = Dart_CObject_kString;
   json_cobj.value.as_string = const_cast<char*>(event->ToCString());
   list_values[1] = &json_cobj;
 
   if (FLAG_trace_service) {
-    Isolate* isolate = Isolate::Current();
     const char* isolate_name = "<no current isolate>";
     if (isolate != NULL) {
       isolate_name = isolate->name();
     }
     OS::Print("vm-service: Pushing ServiceEvent(isolate='%s', kind='%s') "
               "to stream %s\n",
               isolate_name, kind, stream_id);
   }
 
   Dart_PostCObject(ServiceIsolate::Port(), &list_cobj);
@@ skipping 3019 matching lines @@
     if (strcmp(method_name, method.name) == 0) {
       return &method;
     }
   }
   return NULL;
 }
 
 #endif  // !PRODUCT
 
 }  // namespace dart