Do not embed is_auto_setup_scope into the compilation of native calls.

runtime/vm/intermediate_language.cc

 // Copyright (c) 2013, 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/intermediate_language.h"
 
 #include "vm/bit_vector.h"
 #include "vm/bootstrap.h"
 #include "vm/compiler.h"
 #include "vm/constant_propagator.h"
@@ skipping 3951 matching lines @@
     case Token::kMOD:
       return 1;
     default:
       UNIMPLEMENTED();
       return -1;
   }
 }
 
 
 void NativeCallInstr::SetupNative() {
+  if (link_lazily()) {
+    // Resolution will happen during NativeEntry::LinkNativeCall.
+    return;
+  }
+
   Zone* zone = Thread::Current()->zone();
   const Class& cls = Class::Handle(zone, function().Owner());
   const Library& library = Library::Handle(zone, cls.library());
+
+  Dart_NativeEntryResolver resolver = library.native_entry_resolver();
+  bool is_bootstrap_native = Bootstrap::IsBootstapResolver(resolver);
+  set_is_bootstrap_native(is_bootstrap_native);
+
   const int num_params =
       NativeArguments::ParameterCountForResolution(function());
   bool auto_setup_scope = true;
   NativeFunction native_function = NativeEntry::ResolveNative(
       library, native_name(), num_params, &auto_setup_scope);
   if (native_function == NULL) {
     Report::MessageF(Report::kError, Script::Handle(function().script()),
                      function().token_pos(), Report::AtLocation,
                      "native function '%s' (%" Pd " arguments) cannot be found",
                      native_name().ToCString(), function().NumParameters());
   }
+  set_is_auto_scope(auto_setup_scope);
   set_native_c_function(native_function);
-  function().SetIsNativeAutoSetupScope(auto_setup_scope);
-  Dart_NativeEntryResolver resolver = library.native_entry_resolver();
-  bool is_bootstrap_native = Bootstrap::IsBootstapResolver(resolver);
-  set_is_bootstrap_native(is_bootstrap_native);
 }
 
 #undef __
 
 }  // namespace dart