Web MIDI: MIDIPort doesn't have to be ActiveDOMObject

Source/modules/webmidi/MIDIPort.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "modules/webmidi/MIDIPort.h"
 
+#include "modules/webmidi/MIDIAccess.h"
+
 namespace WebCore {
 
-MIDIPort::MIDIPort(ExecutionContext* context, const String& id, const String& manufacturer, const String& name, MIDIPortTypeCode type, const String& version)
-    : ActiveDOMObject(context)
-    , m_id(id)
+MIDIPort::MIDIPort(MIDIAccess* access, const String& id, const String& manufacturer, const String& name, MIDIPortTypeCode type, const String& version)
+    : m_id(id)
     , m_manufacturer(manufacturer)
     , m_name(name)
     , m_type(type)
     , m_version(version)
+    , m_access(access)
 {
+    ASSERT(access);
     ASSERT(type == MIDIPortTypeInput || type == MIDIPortTypeOutput);
     ScriptWrappable::init(this);
 }
 
-MIDIPort::~MIDIPort()
-{
-    stop();
-}
-
 String MIDIPort::type() const
 {
     switch (m_type) {
     case MIDIPortTypeInput:
         return "input";
     case MIDIPortTypeOutput:
         return "output";
     default:
         ASSERT_NOT_REACHED();
     }
     return emptyString();
 }
 
+ExecutionContext* MIDIPort::executionContext() const
+{
+    return m_access->executionContext();
+}
+
 } // namespace WebCore