VM: Support calling through getters in InstanceMirror.delegate. Implement without accessing private…

runtime/lib/invocation_mirror.cc

Index: runtime/lib/invocation_mirror.cc
diff --git a/runtime/lib/invocation_mirror.cc b/runtime/lib/invocation_mirror.cc
deleted file mode 100644
index 913dcf46c73e59ed023088798b967813dfb6e8b4..0000000000000000000000000000000000000000
--- a/runtime/lib/invocation_mirror.cc
+++ /dev/null
@@ -1,56 +0,0 @@
-// Copyright (c) 2012, 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/bootstrap_natives.h"
-
-#include "vm/compiler.h"
-#include "vm/dart_entry.h"
-#include "vm/exceptions.h"
-#include "vm/native_entry.h"
-#include "vm/object_store.h"
-#include "vm/resolver.h"
-#include "vm/symbols.h"
-
-namespace dart {
-
-DEFINE_NATIVE_ENTRY(InvocationMirror_invoke, 4) {
-  const Instance& receiver = Instance::CheckedHandle(arguments->NativeArgAt(0));
-  const String& fun_name = String::CheckedHandle(arguments->NativeArgAt(1));
-  const Array& fun_args_desc = Array::CheckedHandle(arguments->NativeArgAt(2));
-  const Array& fun_arguments = Array::CheckedHandle(arguments->NativeArgAt(3));
-
-  // Allocate a fixed-length array duplicating the original function arguments
-  // and replace the receiver.
-  const int num_arguments = fun_arguments.Length();
-  const Array& invoke_arguments = Array::Handle(Array::New(num_arguments));
-  invoke_arguments.SetAt(0, receiver);
-  Object& arg = Object::Handle();
-  for (int i = 1; i < num_arguments; i++) {
-    arg = fun_arguments.At(i);
-    invoke_arguments.SetAt(i, arg);
-  }
-  // Resolve dynamic function given by name.
-  const ArgumentsDescriptor args_desc(fun_args_desc);
-  const Function& function = Function::Handle(
-      Resolver::ResolveDynamic(receiver,
-                               fun_name,
-                               args_desc));
-  Object& result = Object::Handle();
-  if (function.IsNull()) {
-    result = DartEntry::InvokeNoSuchMethod(receiver,
-                                           fun_name,
-                                           invoke_arguments,
-                                           fun_args_desc);
-  } else {
-    result = DartEntry::InvokeFunction(function,
-                                       invoke_arguments,
-                                       fun_args_desc);
-  }
-  if (result.IsError()) {
-    Exceptions::PropagateError(Error::Cast(result));
-  }
-  return result.raw();
-}
-
-}  // namespace dart