Remove many features when building product mode

runtime/lib/developer.cc

Index: runtime/lib/developer.cc
diff --git a/runtime/lib/developer.cc b/runtime/lib/developer.cc
index ead1de126a4dbf794a2913358b4f6021b64186bb..e47e8effdfd5b13433a3cf72c77d4baf6e9ae9c1 100644
--- a/runtime/lib/developer.cc
+++ b/runtime/lib/developer.cc
@@ -8,6 +8,7 @@
 
 #include "vm/debugger.h"
 #include "vm/exceptions.h"
+#include "vm/flags.h"
 #include "vm/native_entry.h"
 #include "vm/object.h"
 #include "vm/object_store.h"
@@ -21,7 +22,7 @@ DEFINE_NATIVE_ENTRY(Developer_debugger, 2) {
   GET_NON_NULL_NATIVE_ARGUMENT(Bool, when, arguments->NativeArgAt(0));
   GET_NATIVE_ARGUMENT(String, msg, arguments->NativeArgAt(1));
   Debugger* debugger = isolate->debugger();
-  if (!debugger) {
+  if (!FLAG_support_debugger || !debugger) {
     return when.raw();
   }
   if (when.value()) {
@@ -33,12 +34,17 @@ DEFINE_NATIVE_ENTRY(Developer_debugger, 2) {
 
 DEFINE_NATIVE_ENTRY(Developer_inspect, 1) {
   GET_NATIVE_ARGUMENT(Instance, inspectee, arguments->NativeArgAt(0));
-  Service::SendInspectEvent(isolate, inspectee);
+  if (FLAG_support_service) {
+    Service::SendInspectEvent(isolate, inspectee);
+  }
   return inspectee.raw();
 }
 
 
 DEFINE_NATIVE_ENTRY(Developer_log, 8) {
+  if (!FLAG_support_service) {
+    return Object::null();
+  }
   GET_NON_NULL_NATIVE_ARGUMENT(String, message, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Integer, timestamp, arguments->NativeArgAt(1));
   GET_NON_NULL_NATIVE_ARGUMENT(Integer, sequence, arguments->NativeArgAt(2));
@@ -61,6 +67,9 @@ DEFINE_NATIVE_ENTRY(Developer_log, 8) {
 
 
 DEFINE_NATIVE_ENTRY(Developer_postEvent, 2) {
+  if (!FLAG_support_service) {
+    return Object::null();
+  }
   GET_NON_NULL_NATIVE_ARGUMENT(String, event_kind, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(String, event_data, arguments->NativeArgAt(1));
   Service::SendExtensionEvent(isolate, event_kind, event_data);
@@ -69,12 +78,18 @@ DEFINE_NATIVE_ENTRY(Developer_postEvent, 2) {
 
 
 DEFINE_NATIVE_ENTRY(Developer_lookupExtension, 1) {
+  if (!FLAG_support_service) {
+    return Object::null();
+  }
   GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(0));
   return isolate->LookupServiceExtensionHandler(name);
 }
 
 
 DEFINE_NATIVE_ENTRY(Developer_registerExtension, 2) {
+  if (!FLAG_support_service) {
+    return Object::null();
+  }
   GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Instance, handler, arguments->NativeArgAt(1));
   isolate->RegisterServiceExtensionHandler(name, handler);