Mojo: Report bindings validation errors via MojoNotifyBadMessage

mojo/public/cpp/bindings/tests/router_test_util.cc

Index: mojo/public/cpp/bindings/tests/router_test_util.cc
diff --git a/mojo/public/cpp/bindings/tests/router_test_util.cc b/mojo/public/cpp/bindings/tests/router_test_util.cc
index 6697a7c62ed362ac8b70c923bdf97a4e7e8d0e2c..c04cef95e112e47b2009174bc3423b3862c70c48 100644
--- a/mojo/public/cpp/bindings/tests/router_test_util.cc
+++ b/mojo/public/cpp/bindings/tests/router_test_util.cc
@@ -8,6 +8,7 @@
 #include <stdint.h>
 #include <string.h>
 
+#include "mojo/public/cpp/bindings/error.h"
 #include "mojo/public/cpp/bindings/lib/message_builder.h"
 #include "mojo/public/cpp/bindings/tests/message_queue.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -40,7 +41,7 @@ MessageAccumulator::MessageAccumulator(MessageQueue* queue,
 
 MessageAccumulator::~MessageAccumulator() {}
 
-bool MessageAccumulator::Accept(Message* message) {
+bool MessageAccumulator::Accept(Message* message, Error* error) {
   queue_->Push(message);
   if (!closure_.is_null()) {
     closure_.Run();
@@ -51,13 +52,14 @@ bool MessageAccumulator::Accept(Message* message) {
 
 ResponseGenerator::ResponseGenerator() {}
 
-bool ResponseGenerator::Accept(Message* message) {
+bool ResponseGenerator::Accept(Message* message, Error* error) {
   return false;
 }
 
 bool ResponseGenerator::AcceptWithResponder(
     Message* message,
-    MessageReceiverWithStatus* responder) {
+    MessageReceiverWithStatus* responder,
+    Error* error) {
   EXPECT_TRUE(message->has_flag(internal::kMessageExpectsResponse));
 
   bool result = SendResponse(message->name(), message->request_id(),
@@ -77,7 +79,8 @@ bool ResponseGenerator::SendResponse(uint32_t name,
   response_string += " world!";
   AllocResponseMessage(name, response_string.c_str(), request_id, &response);
 
-  return responder->Accept(&response);
+  Error send_error;
+  return responder->Accept(&response, &send_error);
 }
 
 LazyResponseGenerator::LazyResponseGenerator(const base::Closure& closure)
@@ -89,7 +92,8 @@ LazyResponseGenerator::~LazyResponseGenerator() {
 
 bool LazyResponseGenerator::AcceptWithResponder(
     Message* message,
-    MessageReceiverWithStatus* responder) {
+    MessageReceiverWithStatus* responder,
+    Error* error) {
   name_ = message->name();
   request_id_ = message->request_id();
   request_string_ =