Remove many features when building product mode

runtime/vm/dart.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/dart.h"
 
 #include "vm/code_observers.h"
 #include "vm/cpu.h"
 #include "vm/dart_api_state.h"
 #include "vm/dart_entry.h"
@@ skipping 182 matching lines @@
 #endif
   }
   // Allocate the "persistent" scoped handles for the predefined API
   // values (such as Dart_True, Dart_False and Dart_Null).
   Api::InitHandles();
 
   Thread::ExitIsolate();  // Unregister the VM isolate from this thread.
   Isolate::SetCreateCallback(create);
   Isolate::SetShutdownCallback(shutdown);
 
-  Service::SetGetServiceAssetsCallback(get_service_assets);
+  if (FLAG_support_service) {
+    Service::SetGetServiceAssetsCallback(get_service_assets);
+  }
+
   ServiceIsolate::Run();
 
   return NULL;
 }
 
 
 // This waits until only the VM isolate remains in the list.
 void Dart::WaitForIsolateShutdown() {
   ASSERT(!Isolate::creation_enabled_);
   MonitorLocker ml(Isolate::isolates_list_monitor_);
@@ skipping 177 matching lines @@
   }
 
   ServiceIsolate::MaybeMakeServiceIsolate(I);
   if (!ServiceIsolate::IsServiceIsolate(I)) {
     I->message_handler()->set_should_pause_on_start(
         FLAG_pause_isolates_on_start);
     I->message_handler()->set_should_pause_on_exit(
         FLAG_pause_isolates_on_exit);
   }
   ServiceIsolate::SendIsolateStartupMessage();
-  I->debugger()->NotifyIsolateCreated();
-
+  if (FLAG_support_debugger) {
+    I->debugger()->NotifyIsolateCreated();
+  }
   // Create tag table.
   I->set_tag_table(GrowableObjectArray::Handle(GrowableObjectArray::New()));
   // Set up default UserTag.
   const UserTag& default_tag = UserTag::Handle(UserTag::DefaultTag());
   I->set_current_tag(default_tag);
 
   if (FLAG_keep_code) {
     I->set_deoptimized_code_array(
         GrowableObjectArray::Handle(GrowableObjectArray::New()));
   }
@@ skipping 50 matching lines @@
   return predefined_handles_->handles_.IsValidScopedHandle(address);
 }
 
 
 bool Dart::IsReadOnlyApiHandle(Dart_Handle handle) {
   ASSERT(predefined_handles_ != NULL);
   return predefined_handles_->api_handles_.IsValidHandle(handle);
 }
 
 }  // namespace dart