Decouple MIDIAccess initialization from MIDIAccess class.

Source/web/MIDIClientProxy.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 "web/MIDIClientProxy.h"
 
-#include "modules/webmidi/MIDIAccess.h"
+#include "modules/webmidi/MIDIAccessInitializer.h"
 #include "public/web/WebMIDIClient.h"
 #include "public/web/WebMIDIPermissionRequest.h"
 
-using WebCore::MIDIAccess;
-
 namespace blink {
 
 MIDIClientProxy::MIDIClientProxy(WebMIDIClient* client)
     : m_client(client)
 {
 }
 
-void MIDIClientProxy::requestSysexPermission(PassRefPtrWillBeRawPtr<MIDIAccess> access)
+void MIDIClientProxy::requestSysexPermission(WebCore::MIDIAccessInitializer* initializer)
 {
     if (m_client)
-        m_client->requestSysexPermission(WebMIDIPermissionRequest(access));
+        m_client->requestSysexPermission(WebMIDIPermissionRequest(initializer));
     else
-        access->setSysexEnabled(false);
+        initializer->setSysexEnabled(false);
 }
 
-void MIDIClientProxy::cancelSysexPermissionRequest(MIDIAccess* access)
+void MIDIClientProxy::cancelSysexPermissionRequest(WebCore::MIDIAccessInitializer* initializer)
 {
     if (m_client)
-        m_client->cancelSysexPermissionRequest(WebMIDIPermissionRequest(access));
+        m_client->cancelSysexPermissionRequest(WebMIDIPermissionRequest(initializer));
 }
 
 } // namespace blink