Library privacy.

dart/frog/leg/native_handler.dart

Index: dart/frog/leg/native_handler.dart
diff --git a/dart/frog/leg/native_handler.dart b/dart/frog/leg/native_handler.dart
index cdfc508ce8b8dd10266d684ae840b848e9581c70..a6a2c5f6e984e157be814be59b4f1f2513b3225f 100644
--- a/dart/frog/leg/native_handler.dart
+++ b/dart/frog/leg/native_handler.dart
@@ -224,13 +224,15 @@ void handleSsaNative(SsaBuilder builder, Send node) {
 
     if (element.kind == ElementKind.FUNCTION) {
       dartMethodName = builder.compiler.namer.instanceMethodName(
-          element.name, parameters.parameterCount);
+          element.getLibrary(), element.name, parameters.parameterCount);
       nativeMethodCall = '$receiver$nativeMethodName($foreignParameters)';
     } else if (element.kind == ElementKind.GETTER) {
-      dartMethodName = builder.compiler.namer.getterName(element.name);
+      dartMethodName = builder.compiler.namer.getterName(
+          element.getLibrary(), element.name);
       nativeMethodCall = '$receiver$nativeMethodName';
     } else if (element.kind == ElementKind.SETTER) {
-      dartMethodName = builder.compiler.namer.setterName(element.name);
+      dartMethodName = builder.compiler.namer.setterName(
+          element.getLibrary(), element.name);
       nativeMethodCall = '$receiver$nativeMethodName = $foreignParameters';
     } else {
       builder.compiler.internalError('unexpected kind: "${element.kind}"',