Mojo bindings: Fix typemap includes.

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

Index: mojo/public/cpp/bindings/tests/struct_with_traits_impl_traits.cc
diff --git a/mojo/public/cpp/bindings/tests/struct_with_traits_impl.cc b/mojo/public/cpp/bindings/tests/struct_with_traits_impl_traits.cc
similarity index 82%
copy from mojo/public/cpp/bindings/tests/struct_with_traits_impl.cc
copy to mojo/public/cpp/bindings/tests/struct_with_traits_impl_traits.cc
index ee08ecf6ff7d1994e7e3718564a9335704639966..f58ce84652ba81bfd161073a0a7ee6ea96343c6a 100644
--- a/mojo/public/cpp/bindings/tests/struct_with_traits_impl.cc
+++ b/mojo/public/cpp/bindings/tests/struct_with_traits_impl_traits.cc
@@ -2,18 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "mojo/public/cpp/bindings/tests/struct_with_traits_impl.h"
-
+#include "mojo/public/cpp/bindings/tests/struct_with_traits_impl_traits.h"
 #include "mojo/public/interfaces/bindings/tests/struct_with_traits.mojom.h"
 
 namespace mojo {
-namespace test {
-
-StructWithTraitsImpl::StructWithTraitsImpl() {}
-
-StructWithTraitsImpl::~StructWithTraitsImpl() {}
-
-}  // namespace test
 
 // static
 bool StructTraits<test::StructWithTraits, test::StructWithTraitsImpl>::Read(