Remove fields from Isolate in Product mode

runtime/vm/service.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/service.h"
 
 #include "include/dart_api.h"
 #include "include/dart_native_api.h"
 #include "platform/globals.h"
 
@@ skipping 961 matching lines @@
   offset += metadata_size;
 
   // Data.
   memmove(&message[offset], data, data_size);
   offset += data_size;
 
   ASSERT(offset == total_bytes);
   SendEvent(stream_id, event_type, message, total_bytes);
 }
 
+#if !defined(PRODUCT)
 static void ReportPauseOnConsole(ServiceEvent* event) {
   const char* name = event->isolate()->debugger_name();
   switch (event->kind()) {
     case ServiceEvent::kPauseStart:
       OS::PrintErr(
           "vm-service: isolate '%s' has no debugger attached and is paused at "
           "start.",
           name);
       break;
     case ServiceEvent::kPauseExit:
@@ skipping 35 matching lines @@
     OS::PrintErr("  Connect to Observatory to debug.\n");
   } else {
     OS::PrintErr("  Connect to Observatory at %s to debug.\n",
                  ServiceIsolate::server_address());
   }
   const Error& err = Error::Handle(Thread::Current()->sticky_error());
   if (!err.IsNull()) {
     OS::PrintErr("%s\n", err.ToErrorCString());
   }
 }
+#endif
 
 void Service::HandleEvent(ServiceEvent* event) {
   if (event->stream_info() != NULL && !event->stream_info()->enabled()) {
+#if !defined(PRODUCT)
     if (FLAG_warn_on_pause_with_no_debugger && event->IsPause()) {
       // If we are about to pause a running program which has no
       // debugger connected, tell the user about it.
       ReportPauseOnConsole(event);
     }
+#endif
     // Ignore events when no one is listening to the event stream.
     return;
   }
   if (!ServiceIsolate::IsRunning()) {
     return;
   }
   JSONStream js;
   const char* stream_id = event->stream_id();
   ASSERT(stream_id != NULL);
   {
@@ skipping 3071 matching lines @@
     if (strcmp(method_name, method.name) == 0) {
       return &method;
     }
   }
   return NULL;
 }
 
 #endif  // !PRODUCT
 
 }  // namespace dart