compositor-worker: Introduce CompositorWorker.

Source/bindings/templates/interface_base.cpp

 // 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.
 
 // This file has been auto-generated by {{code_generator}}. DO NOT MODIFY!
 
 #include "config.h"
 {% filter conditional(conditional_string) %}
 #include "{{v8_class_or_partial}}.h"
 
@@ skipping 445 matching lines @@
     {% endfilter %}
     {% endfor %}
     {# Special interfaces #}
     {% if not is_partial %}
     {% if interface_name == 'Window' %}
 
     prototypeTemplate->SetInternalFieldCount(V8Window::internalFieldCount);
     functionTemplate->SetHiddenPrototype(true);
     instanceTemplate->SetInternalFieldCount(V8Window::internalFieldCount);
     {% elif interface_name in [
-           'HTMLDocument', 'DedicatedWorkerGlobalScope',
+           'HTMLDocument', 'DedicatedWorkerGlobalScope', 'CompositorWorkerGlobalScope',
            'SharedWorkerGlobalScope', 'ServiceWorkerGlobalScope'] %}
     functionTemplate->SetHiddenPrototype(true);
     {% endif %}
 
     // Custom toString template
     functionTemplate->Set(v8AtomicString(isolate, "toString"), V8PerIsolateData::from(isolate)->toStringTemplate());
     {% endif %}
 }
 
 {% endif %}{# not is_array_buffer_or_view #}
@@ skipping 22 matching lines @@
 {% endfor %}
 {% for attribute in attributes if attribute.is_implemented_in_private_script %}
 {{attribute_getter_implemented_in_private_script(attribute)}}
 {% if attribute.has_setter %}
 {{attribute_setter_implemented_in_private_script(attribute)}}
 {% endif %}
 {% endfor %}
 {% block partial_interface %}{% endblock %}
 } // namespace blink
 {% endfilter %}