Web MIDI: MIDIPort doesn't have to be ActiveDOMObject

Source/modules/webmidi/MIDIOutput.h

Index: Source/modules/webmidi/MIDIOutput.h
diff --git a/Source/modules/webmidi/MIDIOutput.h b/Source/modules/webmidi/MIDIOutput.h
index 83b0065859d4f12fa609a84f2b4659a5429c9141..76dc3fd9d2e6276aa288b4fc2175d728630aff68 100644
--- a/Source/modules/webmidi/MIDIOutput.h
+++ b/Source/modules/webmidi/MIDIOutput.h
@@ -39,11 +39,10 @@ namespace WebCore {
 
 class ExceptionState;
 class MIDIAccess;
-class ExecutionContext;
 
 class MIDIOutput FINAL : public MIDIPort {
 public:
-    static PassRefPtr<MIDIOutput> create(MIDIAccess*, unsigned portIndex, ExecutionContext*, const String& id, const String& manufacturer, const String& name, const String& version);
+    static PassRefPtr<MIDIOutput> create(MIDIAccess*, unsigned portIndex, const String& id, const String& manufacturer, const String& name, const String& version);
     virtual ~MIDIOutput();
 
     void send(Uint8Array*, double timestamp, ExceptionState&);
@@ -53,12 +52,9 @@ public:
     void send(Uint8Array*, ExceptionState&);
     void send(Vector<unsigned>, ExceptionState&);
 
-    MIDIAccess* midiAccess() const { return m_access; }
-
 private:
-    MIDIOutput(MIDIAccess*, unsigned portIndex, ExecutionContext*, const String& id, const String& manufacturer, const String& name, const String& version);
+    MIDIOutput(MIDIAccess*, unsigned portIndex, const String& id, const String& manufacturer, const String& name, const String& version);
 
-    MIDIAccess* m_access;
     unsigned m_portIndex;
 };