Renaming type_caster_type_is_smart_holder_type_caster ->…

Renaming type_caster_type_is_smart_holder_type_caster -> wrapped_type_uses_smart_holder_type_caster for clarity.

include/pybind11/pybind11.h

@@ -1314,19 +1314,19 @@ public:
         // clang-format on
         static constexpr bool holder_is_smart_holder
             = detail::is_smart_holder_type<holder_type>::value;
-        static constexpr bool type_caster_type_is_smart_holder_type_caster
+        static constexpr bool wrapped_type_uses_smart_holder_type_caster
             = detail::type_uses_smart_holder_type_caster<type>::value;
         static constexpr bool type_caster_type_is_type_caster_base_subtype
             = std::is_base_of<detail::type_caster_base<type>, detail::type_caster<type>>::value;
         // Necessary conditions, but not strict.
         static_assert(
             !(detail::is_instantiation<std::unique_ptr, holder_type>::value
-              && type_caster_type_is_smart_holder_type_caster),
+              && wrapped_type_uses_smart_holder_type_caster),
             "py::class_ holder vs type_caster mismatch:"
             " missing PYBIND11_SMART_POINTER_HOLDER_TYPE_CASTERS(T, std::unique_ptr<T>)?");
         static_assert(
             !(detail::is_instantiation<std::shared_ptr, holder_type>::value
-              && type_caster_type_is_smart_holder_type_caster),
+              && wrapped_type_uses_smart_holder_type_caster),
             "py::class_ holder vs type_caster mismatch:"
             " missing PYBIND11_SMART_POINTER_HOLDER_TYPE_CASTERS(T, std::shared_ptr<T>)?");
         static_assert(!(holder_is_smart_holder && type_caster_type_is_type_caster_base_subtype),
@@ -1334,7 +1334,7 @@ public:
                       " missing PYBIND11_SMART_HOLDER_TYPE_CASTERS(T)?");
 #ifdef PYBIND11_STRICT_ASSERTS_CLASS_HOLDER_VS_TYPE_CASTER_MIX
         // Strict conditions cannot be enforced universally at the moment (PR #2836).
-        static_assert(holder_is_smart_holder == type_caster_type_is_smart_holder_type_caster,
+        static_assert(holder_is_smart_holder == wrapped_type_uses_smart_holder_type_caster,
                       "py::class_ holder vs type_caster mismatch:"
                       " missing PYBIND11_SMART_HOLDER_TYPE_CASTERS(T)"
                       " or collision with custom py::detail::type_caster<T>?");