Mojo C++ bindings: Simplify associated interface API.

mojo/public/cpp/bindings/lib/handle_interface_serialization.h

Index: mojo/public/cpp/bindings/lib/handle_interface_serialization.h
diff --git a/mojo/public/cpp/bindings/lib/handle_interface_serialization.h b/mojo/public/cpp/bindings/lib/handle_interface_serialization.h
index c7b3cb2b59c4d25db8932150ed2bd51599287997..14ed21f0ac822fa6af8aad2dcf8bb01843e8cdfe 100644
--- a/mojo/public/cpp/bindings/lib/handle_interface_serialization.h
+++ b/mojo/public/cpp/bindings/lib/handle_interface_serialization.h
@@ -36,7 +36,7 @@ struct Serializer<AssociatedInterfacePtrInfoDataView<Base>,
   static void Serialize(AssociatedInterfacePtrInfo<T>& input,
                         AssociatedInterface_Data* output,
                         SerializationContext* context) {
-    DCHECK(!input.handle().is_valid() || !input.handle().is_local());
+    DCHECK(!input.handle().is_valid() || input.handle().pending_association());
     if (input.handle().is_valid()) {
       // Set to the index of the element pushed to the back of the vector.
       output->handle.value =
@@ -79,7 +79,7 @@ struct Serializer<AssociatedInterfaceRequestDataView<Base>,
   static void Serialize(AssociatedInterfaceRequest<T>& input,
                         AssociatedEndpointHandle_Data* output,
                         SerializationContext* context) {
-    DCHECK(!input.handle().is_valid() || !input.handle().is_local());
+    DCHECK(!input.handle().is_valid() || input.handle().pending_association());
     if (input.handle().is_valid()) {
       // Set to the index of the element pushed to the back of the vector.
       output->value =