Mojo: Report bindings validation errors via MojoNotifyBadMessage

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

Index: mojo/public/cpp/bindings/lib/multiplex_router.h
diff --git a/mojo/public/cpp/bindings/lib/multiplex_router.h b/mojo/public/cpp/bindings/lib/multiplex_router.h
index c348c7d8954aed9e19d8f20e3346fa2f7e1bbb7b..dbfd866a592588e9702a1d94a91151e775f29e85 100644
--- a/mojo/public/cpp/bindings/lib/multiplex_router.h
+++ b/mojo/public/cpp/bindings/lib/multiplex_router.h
@@ -10,6 +10,7 @@
 #include <deque>
 #include <map>
 #include <memory>
+#include <string>
 
 #include "base/logging.h"
 #include "base/macros.h"
@@ -61,6 +62,10 @@ class MultiplexRouter
                   ScopedMessagePipeHandle message_pipe,
                   scoped_refptr<base::SingleThreadTaskRunner> runner);
 
+  // Sets the master interface name for this router. Only used when reporting
+  // message header or control message validation errors.
+  void SetMasterInterfaceName(const std::string& name);
+
   // ---------------------------------------------------------------------------
   // The following public methods are safe to call from any threads.