Remove the partially completed code for remote IsolateMirrors and

runtime/vm/object.cc

Index: runtime/vm/object.cc
===================================================================
--- runtime/vm/object.cc	(revision 8116)
+++ runtime/vm/object.cc	(working copy)
@@ -5434,6 +5434,9 @@
   lib.Register();
   const Library& isolate_lib = Library::Handle(Library::IsolateLibrary());
   lib.AddImport(isolate_lib);
+  const Library& wrappers_lib =
+      Library::Handle(Library::NativeWrappersLibrary());
+  lib.AddImport(wrappers_lib);
   isolate->object_store()->set_mirrors_library(lib);
 }