Web MIDI: MIDIInput/MIDIOutput should not have reference to MIDIAccess

Source/modules/webmidi/MIDIInput.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 16 matching lines @@
  * (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/MIDIInput.h"
 #include "modules/webmidi/MIDIMessageEvent.h"
 
 namespace WebCore {
 
-PassRefPtr<MIDIInput> MIDIInput::create(ScriptExecutionContext* context, const String& id, const String& manufacturer, const String& name, const String& version)
+PassRefPtr<MIDIInput> MIDIInput::create(MIDIAccess* access, ScriptExecutionContext* context, const String& id, const String& manufacturer, const String& name, const String& version)
 {
-    return adoptRef(new MIDIInput(context, id, manufacturer, name, version));
+    ASSERT(access);
+    return adoptRef(new MIDIInput(access, context, id, manufacturer, name, version));
 }
 
-MIDIInput::MIDIInput(ScriptExecutionContext* context, const String& id, const String& manufacturer, const String& name, const String& version)
+MIDIInput::MIDIInput(MIDIAccess* access, ScriptExecutionContext* context, const String& id, const String& manufacturer, const String& name, const String& version)
     : MIDIPort(context, id, manufacturer, name, MIDIPortTypeInput, version)
+    , m_access(access)
 {
     ScriptWrappable::init(this);
 }
 
 void MIDIInput::didReceiveMIDIData(unsigned portIndex, const unsigned char* data, size_t length, double timeStamp)
 {
     ASSERT(isMainThread());
 
     // The received MIDI data may contain one or more messages.
     // The Web MIDI API requires that a separate event be dispatched for each message,
@@ skipping 15 matching lines @@
             array->setRange(data + i, totalMessageSize, 0);
 
             dispatchEvent(MIDIMessageEvent::create(timeStamp, array));
         }
 
         i += totalMessageSize;
     }
 }
 
 } // namespace WebCore