Support piping log data over the service protocol

runtime/lib/developer.cc

Index: runtime/lib/developer.cc
diff --git a/runtime/lib/developer.cc b/runtime/lib/developer.cc
index 786e5debdda834dd5cc95a660f0c760be61c647b..6b7a33d2e0df8c7b95c055fac4c3820200717766 100644
--- a/runtime/lib/developer.cc
+++ b/runtime/lib/developer.cc
@@ -37,4 +37,26 @@ DEFINE_NATIVE_ENTRY(Developer_inspect, 1) {
   return inspectee.raw();
 }
 
+
+DEFINE_NATIVE_ENTRY(Developer_log, 8) {
+  GET_NON_NULL_NATIVE_ARGUMENT(Integer, sequence, arguments->NativeArgAt(0));
+  GET_NON_NULL_NATIVE_ARGUMENT(Integer, timestamp, arguments->NativeArgAt(1));
+  GET_NON_NULL_NATIVE_ARGUMENT(Smi, level, arguments->NativeArgAt(2));
+  GET_NON_NULL_NATIVE_ARGUMENT(String, name, arguments->NativeArgAt(3));
+  GET_NON_NULL_NATIVE_ARGUMENT(String, message, arguments->NativeArgAt(4));
+  GET_NATIVE_ARGUMENT(Instance, dart_zone, arguments->NativeArgAt(5));
+  GET_NATIVE_ARGUMENT(Instance, error, arguments->NativeArgAt(6));
+  GET_NATIVE_ARGUMENT(Instance, stack_trace, arguments->NativeArgAt(7));
+  Service::SendLogEvent(isolate,
+                        sequence.AsInt64Value(),
+                        timestamp.AsInt64Value(),
+                        level.Value(),
+                        name,
+                        message,
+                        dart_zone,
+                        error,
+                        stack_trace);
+  return Object::null();
+}
+
 }  // namespace dart