Web MIDI: MIDIPort doesn't have to be ActiveDOMObject

Source/modules/webmidi/MIDIPort.cpp

Index: Source/modules/webmidi/MIDIPort.cpp
diff --git a/Source/modules/webmidi/MIDIPort.cpp b/Source/modules/webmidi/MIDIPort.cpp
index 0e550401672298e25071f6ef91252856b84e467d..65a20f3b6ddbc44d36556930fd214861a9d61154 100644
--- a/Source/modules/webmidi/MIDIPort.cpp
+++ b/Source/modules/webmidi/MIDIPort.cpp
@@ -31,25 +31,23 @@
 #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) {
@@ -63,4 +61,9 @@ String MIDIPort::type() const
     return emptyString();
 }
 
+ExecutionContext* MIDIPort::executionContext() const
+{
+    return m_access->executionContext();
+}
+
 } // namespace WebCore