Remove unused template.

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

 // Copyright 2014 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 MOJO_PUBLIC_CPP_BINDINGS_LIB_TEMPLATE_UTIL_H_
 #define MOJO_PUBLIC_CPP_BINDINGS_LIB_TEMPLATE_UTIL_H_
 
 namespace mojo {
 namespace internal {
 
@@ skipping 92 matching lines @@
 struct RemovePointer<T*> {
   typedef T type;
 };
 
 template <template <typename...> class Template, typename T>
 struct IsSpecializationOf : FalseType {};
 
 template <template <typename...> class Template, typename... Args>
 struct IsSpecializationOf<Template, Template<Args...>> : TrueType {};
 
-template <class A, class B>
-struct LogicalOr : IntegralConstant<bool, A::value || B::value> {};
-
 }  // namespace internal
 }  // namespace mojo
 
 #endif  // MOJO_PUBLIC_CPP_BINDINGS_LIB_TEMPLATE_UTIL_H_