Mojo: Report bindings validation errors via MojoNotifyBadMessage

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

Index: mojo/public/cpp/bindings/lib/binding_state.h
diff --git a/mojo/public/cpp/bindings/lib/binding_state.h b/mojo/public/cpp/bindings/lib/binding_state.h
index 4f4185a515c39debcce02079cdeaa4407648a443..0139942b85058262bf3ee44518de3f6bbc030a51 100644
--- a/mojo/public/cpp/bindings/lib/binding_state.h
+++ b/mojo/public/cpp/bindings/lib/binding_state.h
@@ -50,13 +50,14 @@ class BindingState<Interface, false> {
             scoped_refptr<base::SingleThreadTaskRunner> runner) {
     DCHECK(!router_);
     internal::FilterChain filters;
-    filters.Append<internal::MessageHeaderValidator>();
+    filters.Append<internal::MessageHeaderValidator>(Interface::Name_);
     filters.Append<typename Interface::RequestValidator_>();
 
     router_ =
         new internal::Router(std::move(handle), std::move(filters),
                              Interface::HasSyncMethods_, std::move(runner));
     router_->set_incoming_receiver(&stub_);
+    router_->set_interface_name(Interface::Name_);
     router_->set_connection_error_handler(
         [this]() { connection_error_handler_.Run(); });
   }
@@ -146,6 +147,7 @@ class BindingState<Interface, true> {
     DCHECK(!router_);
 
     router_ = new internal::MultiplexRouter(false, std::move(handle), runner);
+    router_->SetMasterInterfaceName(Interface::Name_);
     stub_.serialization_context()->router = router_;
 
     endpoint_client_.reset(new internal::InterfaceEndpointClient(
@@ -155,6 +157,7 @@ class BindingState<Interface, true> {
 
     endpoint_client_->set_connection_error_handler(
         [this]() { connection_error_handler_.Run(); });
+    endpoint_client_->set_interface_name(Interface::Name_);
   }
 
   bool HasAssociatedInterfaces() const {