Allow the native resolver to setup whether it needs the Dart API scope to

runtime/bin/vmservice_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 "bin/vmservice_impl.h"
 
 #include "include/dart_api.h"
 
 #include "bin/builtin.h"
 #include "bin/dartutils.h"
@@ skipping 42 matching lines @@
 Dart_Port VmService::port_ = ILLEGAL_PORT;
 dart::Monitor* VmService::monitor_ = NULL;
 const char* VmService::error_msg_ = NULL;
 
 // These must be kept in sync with vmservice/constants.dart
 #define VM_SERVICE_ISOLATE_STARTUP_MESSAGE_ID 1
 #define VM_SERVICE_ISOLATE_SHUTDOWN_MESSAGE_ID 2
 
 
 static Dart_NativeFunction VmServiceNativeResolver(Dart_Handle name,
-                                                   int num_arguments);
+                                                   int num_arguments,
+                                                   bool* auto_setup_scope);
 
 
 bool VmService::Start(intptr_t server_port) {
   monitor_ = new dart::Monitor();
   ASSERT(monitor_ != NULL);
   error_msg_ = NULL;
 
 
   {
     // Take lock before spawning new thread.
@@ skipping 446 matching lines @@
   Dart_NativeFunction function;
 };
 
 
 static VmServiceNativeEntry _VmServiceNativeEntries[] = {
   {"VMService_SendServiceMessage", 2, SendServiceMessage}
 };
 
 
 static Dart_NativeFunction VmServiceNativeResolver(Dart_Handle name,
-                                                   int num_arguments) {
+                                                   int num_arguments,
+                                                   bool* auto_setup_scope) {
   const Object& obj = Object::Handle(Api::UnwrapHandle(name));
   if (!obj.IsString()) {
     return NULL;
   }
   const char* function_name = obj.ToCString();
   ASSERT(function_name != NULL);
+  ASSERT(auto_setup_scope != NULL);
+  *auto_setup_scope = true;
   intptr_t n =
       sizeof(_VmServiceNativeEntries) / sizeof(_VmServiceNativeEntries[0]);
   for (intptr_t i = 0; i < n; i++) {
     VmServiceNativeEntry entry = _VmServiceNativeEntries[i];
     if (!strcmp(function_name, entry.name) &&
         (num_arguments == entry.num_arguments)) {
       return entry.function;
     }
   }
   return NULL;
 }
 
 }  // namespace bin
 }  // namespace dart