Restore "Add current rss and embedder name to Observatory"

runtime/vm/dart_api_impl.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 "include/dart_api.h"
 #include "include/dart_mirrors_api.h"
 #include "include/dart_native_api.h"
 
 #include "lib/stacktrace.h"
 #include "platform/assert.h"
@@ skipping 5913 matching lines @@
   return;
 }
 
 DART_EXPORT void Dart_RegisterRootServiceRequestCallback(
     const char* name,
     Dart_ServiceRequestCallback callback,
     void* user_data) {
   return;
 }
 
+DART_EXPORT void Dart_SetEmbedderInformationCallback(
+    Dart_EmbedderInformationCallback callback) {
+  return;
+}
+
 DART_EXPORT Dart_Handle Dart_SetServiceStreamCallbacks(
     Dart_ServiceStreamListenCallback listen_callback,
     Dart_ServiceStreamCancelCallback cancel_callback) {
   return Api::Success();
 }
 
 DART_EXPORT Dart_Handle Dart_ServiceSendDataEvent(const char* stream_id,
                                                   const char* event_kind,
                                                   const uint8_t* bytes,
                                                   intptr_t bytes_length) {
@@ skipping 45 matching lines @@
 
 DART_EXPORT void Dart_RegisterRootServiceRequestCallback(
     const char* name,
     Dart_ServiceRequestCallback callback,
     void* user_data) {
   if (FLAG_support_service) {
     Service::RegisterRootEmbedderCallback(name, callback, user_data);
   }
 }
 
+DART_EXPORT void Dart_SetEmbedderInformationCallback(
+    Dart_EmbedderInformationCallback callback) {
+  if (FLAG_support_service) {
+    Service::SetEmbedderInformationCallback(callback);
+  }
+}
+
 DART_EXPORT Dart_Handle Dart_SetServiceStreamCallbacks(
     Dart_ServiceStreamListenCallback listen_callback,
     Dart_ServiceStreamCancelCallback cancel_callback) {
   if (!FLAG_support_service) {
     return Api::Success();
   }
   if (listen_callback != NULL) {
     if (Service::stream_listen_callback() != NULL) {
       return Api::NewError(
           "%s permits only one listen callback to be registered, please "
@@ skipping 779 matching lines @@
 #endif
 }
 
 DART_EXPORT void Dart_DumpNativeStackTrace(void* context) {
 #ifndef PRODUCT
   Profiler::DumpStackTrace(context);
 #endif
 }
 
 }  // namespace dart