Revert of Web MIDI: use mojom::blink::PermissionService directly to ask permission

third_party/WebKit/Source/web/MIDIClientProxy.h

Index: third_party/WebKit/Source/web/MIDIClientProxy.h
diff --git a/third_party/WebKit/Source/web/MIDIClientProxy.h b/third_party/WebKit/Source/web/MIDIClientProxy.h
new file mode 100644
index 0000000000000000000000000000000000000000..9f8cefaf0acb0a8b21632a288065d53166210dc9
--- /dev/null
+++ b/third_party/WebKit/Source/web/MIDIClientProxy.h
@@ -0,0 +1,64 @@
+/*
+ * 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
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * 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.
+ */
+
+#ifndef MIDIClientProxy_h
+#define MIDIClientProxy_h
+
+#include "modules/webmidi/MIDIClient.h"
+#include "platform/heap/Handle.h"
+#include "wtf/PtrUtil.h"
+#include <memory>
+
+namespace blink {
+
+class MIDIAccessInitializer;
+class MIDIOptions;
+class WebMIDIClient;
+
+class MIDIClientProxy final : public MIDIClient {
+public:
+    static std::unique_ptr<MIDIClientProxy> create(WebMIDIClient* client)
+    {
+        return wrapUnique(new MIDIClientProxy(client));
+    }
+
+    // MIDIClient
+    void requestPermission(MIDIAccessInitializer*, const MIDIOptions&) override;
+    void cancelPermissionRequest(MIDIAccessInitializer*) override;
+
+private:
+    explicit MIDIClientProxy(WebMIDIClient*);
+
+    WebMIDIClient* m_client;
+};
+
+} // namespace blink
+
+#endif // MIDIClientProxy_h