ActiveScriptWrappable: GC wrappers in detached ExecutionContexts.

third_party/WebKit/Source/bindings/templates/interface_base.cpp.tmpl

 {% filter format_blink_cpp_source_code %}
 
 {% include 'copyright_block.txt' %}
 #include "{{v8_class_or_partial}}.h"
 
 {% for filename in cpp_includes if filename != '%s.h' % cpp_class_or_partial %}
 #include "{{filename}}"
 {% endfor %}
 
 namespace blink {
@@ skipping 32 matching lines @@
 {% if not is_typed_array_type %}
 // This static member must be declared by DEFINE_WRAPPERTYPEINFO in {{cpp_class}}.h.
 // For details, see the comment of DEFINE_WRAPPERTYPEINFO in
 // bindings/core/v8/ScriptWrappable.h.
 const WrapperTypeInfo& {{cpp_class}}::s_wrapperTypeInfo = {{v8_class}}::wrapperTypeInfo;
 {% endif %}
 
 {% if active_scriptwrappable %}
 // [ActiveScriptWrappable]
 static_assert(
-    std::is_base_of<ActiveScriptWrappable, {{cpp_class}}>::value,
-    "{{cpp_class}} does not inherit from ActiveScriptWrappable, but specifying "
+    std::is_base_of<ActiveScriptWrappableBase, {{cpp_class}}>::value,
+    "{{cpp_class}} does not inherit from ActiveScriptWrappable<>, but specifying "
     "[ActiveScriptWrappable] extended attribute in the IDL file.  "
     "Be consistent.");
 static_assert(
     !std::is_same<decltype(&{{cpp_class}}::hasPendingActivity),
                   decltype(&ScriptWrappable::hasPendingActivity)>::value,
     "{{cpp_class}} is not overriding hasPendingActivity(), but is specifying "
     "[ActiveScriptWrappable] extended attribute in the IDL file.  "
     "Be consistent.");
 {% else %}
 // not [ActiveScriptWrappable]
 static_assert(
-    !std::is_base_of<ActiveScriptWrappable, {{cpp_class}}>::value,
-    "{{cpp_class}} inherits from ActiveScriptWrappable, but is not specifying "
+    !std::is_base_of<ActiveScriptWrappableBase, {{cpp_class}}>::value,
+    "{{cpp_class}} inherits from ActiveScriptWrappable<>, but is not specifying "
     "[ActiveScriptWrappable] extended attribute in the IDL file.  "
     "Be consistent.");
 static_assert(
     std::is_same<decltype(&{{cpp_class}}::hasPendingActivity),
                  decltype(&ScriptWrappable::hasPendingActivity)>::value,
     "{{cpp_class}} is overriding hasPendingActivity(), but is not specifying "
     "[ActiveScriptWrappable] extended attribute in the IDL file.  "
     "Be consistent.");
 {% endif %}
 
@@ skipping 507 matching lines @@
 {% block has_instance %}{% endblock %}
 {% block to_impl %}{% endblock %}
 {% block to_impl_with_type_check %}{% endblock %}
 {##############################################################################}
 {% block prepare_prototype_and_interface_object %}{% endblock %}
 {##############################################################################}
 {% block partial_interface %}{% endblock %}
 }  // namespace blink
 
 {% endfilter %}{# format_blink_cpp_source_code #}