Do not register service isolate descendants for debugging

runtime/vm/debugger.cc

 // Copyright (c) 2012, 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/debugger.h"
 
 #include "include/dart_api.h"
 
 #include "vm/code_generator.h"
 #include "vm/code_patcher.h"
@@ skipping 1048 matching lines @@
     latent_breakpoints_ = latent_breakpoints_->next();
     delete bpt;
   }
   while (code_breakpoints_ != NULL) {
     CodeBreakpoint* bpt = code_breakpoints_;
     code_breakpoints_ = code_breakpoints_->next();
     bpt->Disable();
     delete bpt;
   }
   // Signal isolate shutdown event.
-  if (!ServiceIsolate::IsServiceIsolate(isolate_)) {
+  if (!ServiceIsolate::IsServiceIsolateDescendant(isolate_)) {
     SignalIsolateEvent(DebuggerEvent::kIsolateShutdown);
   }
 }
 
 
 static RawFunction* ResolveLibraryFunction(
                         const Library& library,
                         const String& fname) {
   ASSERT(!library.IsNull());
   const Object& object = Object::Handle(library.ResolveName(fname));
@@ skipping 1176 matching lines @@
   // Use the isolate's control port as the isolate_id for debugging.
   // This port will be used as a unique ID to represent the isolate in the
   // debugger wire protocol messages.
   isolate_id_ = isolate->main_port();
   initialized_ = true;
 }
 
 
 void Debugger::NotifyIsolateCreated() {
   // Signal isolate creation event.
-  if (!ServiceIsolate::IsServiceIsolate(isolate_)) {
+  if (!ServiceIsolate::IsServiceIsolateDescendant(isolate_)) {
     SignalIsolateEvent(DebuggerEvent::kIsolateCreated);
   }
 }
 
 
 // Return innermost closure contained in 'function' that contains
 // the given token position.
 RawFunction* Debugger::FindInnermostClosure(const Function& function,
                                             intptr_t token_pos) {
   const Class& owner = Class::Handle(isolate_, function.Owner());
@@ skipping 362 matching lines @@
 }
 
 
 void Debugger::RegisterCodeBreakpoint(CodeBreakpoint* bpt) {
   ASSERT(bpt->next() == NULL);
   bpt->set_next(code_breakpoints_);
   code_breakpoints_ = bpt;
 }
 
 }  // namespace dart