Revert "Do not call ResolveCompileInstanceFunction from the lookup stub."

runtime/vm/code_generator.cc

Index: runtime/vm/code_generator.cc
diff --git a/runtime/vm/code_generator.cc b/runtime/vm/code_generator.cc
index 84735e4fa8247802f7fc88bd27cbbf4a6229927d..0ab08196e3c6d85af24574f3d2e2be5d1cd50ea1 100644
--- a/runtime/vm/code_generator.cc
+++ b/runtime/vm/code_generator.cc
@@ -826,6 +826,29 @@ static void CheckResultError(const Object& result) {
 }
 
 
+// Resolves an instance function and compiles it if necessary.
+//   Arg0: receiver object.
+//   Arg1: IC data object.
+//   Arg2: Arguments descriptor array.
+//   Returns: RawCode object or NULL (method not found or not compileable).
+// This is called by the megamorphic stub when instance call does not need to be
+// patched.
+// Used by megamorphic lookup/no-such-method-handling.
+DEFINE_RUNTIME_ENTRY(ResolveCompileInstanceFunction, 3) {
+  ASSERT(arguments.ArgCount() ==
+         kResolveCompileInstanceFunctionRuntimeEntry.argument_count());
+  const Instance& receiver = Instance::CheckedHandle(arguments.ArgAt(0));
+  const ICData& ic_data = ICData::CheckedHandle(arguments.ArgAt(1));
+  const Array& arg_desc_array = Array::CheckedHandle(arguments.ArgAt(2));
+  ArgumentsDescriptor arg_descriptor(arg_desc_array);
+  const Code& code =
+      Code::Handle(ResolveCompileInstanceCallTarget(receiver,
+                                                    ic_data,
+                                                    arg_descriptor));
+  arguments.SetReturn(code);
+}
+
+
 // Gets called from debug stub when code reaches a breakpoint.
 DEFINE_RUNTIME_ENTRY(BreakpointStaticHandler, 0) {
   ASSERT(arguments.ArgCount() ==