Mojo: Report bindings validation errors via MojoNotifyBadMessage

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

Index: mojo/public/cpp/bindings/lib/interface_ptr_state.h
diff --git a/mojo/public/cpp/bindings/lib/interface_ptr_state.h b/mojo/public/cpp/bindings/lib/interface_ptr_state.h
index 8cda57d2bdf34b790e1fa4ed6d4330a85b3a813f..3f905e79802a51d386427c57e59590239eb3aaad 100644
--- a/mojo/public/cpp/bindings/lib/interface_ptr_state.h
+++ b/mojo/public/cpp/bindings/lib/interface_ptr_state.h
@@ -164,11 +164,12 @@ class InterfacePtrState<Interface, false> {
       return;
 
     FilterChain filters;
-    filters.Append<MessageHeaderValidator>();
+    filters.Append<MessageHeaderValidator>(Interface::Name_);
     filters.Append<typename Interface::ResponseValidator_>();
 
     router_ = new Router(std::move(handle_), std::move(filters), false,
                          std::move(runner_));
+    router_->set_interface_name(Interface::Name_);
 
     proxy_ = new Proxy(router_);
   }
@@ -325,10 +326,12 @@ class InterfacePtrState<Interface, true> {
       return;
 
     router_ = new MultiplexRouter(true, std::move(handle_), runner_);
+    router_->SetMasterInterfaceName(Interface::Name_);
     endpoint_client_.reset(new InterfaceEndpointClient(
         router_->CreateLocalEndpointHandle(kMasterInterfaceId), nullptr,
         base::WrapUnique(new typename Interface::ResponseValidator_()), false,
         std::move(runner_)));
+    endpoint_client_->set_interface_name(Interface::Name_);
     proxy_.reset(new Proxy(endpoint_client_.get()));
     proxy_->serialization_context()->router = endpoint_client_->router();
   }