Mojo: Support camel cased types in generator

mojo/public/bindings/generators/cpp_templates/struct_serialization.h-template

 // Copyright $YEAR The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef $HEADER_GUARD
 #define $HEADER_GUARD
 
 #include "mojo/public/bindings/lib/bindings_serialization.h"
 
 namespace $NAMESPACE {
 class $CLASS;
 }
 
 namespace mojo {
 namespace internal {
 
 template <>
 class ObjectTraits<$FULL_CLASS> {
  public:
-  static size_t ComputeSizeOf(const $FULL_CLASS* bar);
+  static size_t ComputeSizeOf(const $FULL_CLASS* $NAME);
   static $FULL_CLASS* Clone(const $FULL_CLASS* bar, Buffer* buf);
-  static void EncodePointersAndHandles($FULL_CLASS* bar,
+  static void EncodePointersAndHandles($FULL_CLASS* $NAME,
                                        std::vector<mojo::Handle>* handles);
-  static bool DecodePointersAndHandles($FULL_CLASS* bar,
+  static bool DecodePointersAndHandles($FULL_CLASS* $NAME,
                                        const mojo::Message& message);
 };
 
 }  // namespace internal
 }  // namespace mojo
 
 #endif  // $HEADER_GUARD