Revert "Add Kernel Isolate"

runtime/vm/service_isolate.cc

 // Copyright (c) 2015, 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_isolate.h"
 
 #include "vm/compiler.h"
 #include "vm/dart_api_impl.h"
 #include "vm/dart_entry.h"
 #include "vm/isolate.h"
@@ skipping 157 matching lines @@
 
 
 Dart_Port ServiceIsolate::Port() {
   MonitorLocker ml(monitor_);
   return port_;
 }
 
 
 Dart_Port ServiceIsolate::WaitForLoadPort() {
   MonitorLocker ml(monitor_);
+
   while (initializing_ && (load_port_ == ILLEGAL_PORT)) {
     ml.Wait();
   }
+
   return load_port_;
 }
 
 
 Dart_Port ServiceIsolate::LoadPort() {
   MonitorLocker ml(monitor_);
   return load_port_;
 }
 
 
@@ skipping 356 matching lines @@
     port = ReceivePort::Cast(result).Id();
   }
   ASSERT(port != ILLEGAL_PORT);
   ServiceIsolate::SetServicePort(port);
 }
 
 
 void ServiceIsolate::VisitObjectPointers(ObjectPointerVisitor* visitor) {}
 
 }  // namespace dart