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

third_party/WebKit/public/web/modules/webmidi/WebMIDIPermissionRequest.h

Index: third_party/WebKit/public/web/modules/webmidi/WebMIDIPermissionRequest.h
diff --git a/third_party/WebKit/public/web/modules/webmidi/WebMIDIPermissionRequest.h b/third_party/WebKit/public/web/modules/webmidi/WebMIDIPermissionRequest.h
new file mode 100644
index 0000000000000000000000000000000000000000..3c20dfb2454440f58f54a69c343531517bdde62a
--- /dev/null
+++ b/third_party/WebKit/public/web/modules/webmidi/WebMIDIPermissionRequest.h
@@ -0,0 +1,89 @@
+/*
+ * 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 WebMIDIPermissionRequest_h
+#define WebMIDIPermissionRequest_h
+
+#include "public/platform/WebCommon.h"
+#include "public/platform/WebPrivatePtr.h"
+
+namespace blink {
+
+class MIDIAccessInitializer;
+class WebSecurityOrigin;
+
+// WebMIDIPermissionRequest encapsulates a WebCore MIDIAccessInitializer
+// object and represents a request from WebCore for permissions.
+// The request must not outlive the underlying initializer object.
+// In other words, the request must be canceled when the underlying
+// initializer dies while requesting,
+class WebMIDIPermissionRequest {
+public:
+    BLINK_EXPORT WebMIDIPermissionRequest(const WebMIDIPermissionRequest& other)
+    {
+        assign(other);
+    }
+
+    ~WebMIDIPermissionRequest()
+    {
+        reset();
+    }
+
+    BLINK_EXPORT WebSecurityOrigin getSecurityOrigin() const;
+    BLINK_EXPORT void setIsAllowed(bool);
+
+    BLINK_EXPORT bool equals(const WebMIDIPermissionRequest&) const;
+
+#if BLINK_IMPLEMENTATION
+    explicit WebMIDIPermissionRequest(MIDIAccessInitializer*);
+
+    MIDIAccessInitializer* midiAccessInitializer() const { return m_private.get(); }
+#endif
+
+private:
+    BLINK_EXPORT void reset();
+    BLINK_EXPORT void assign(const WebMIDIPermissionRequest&);
+
+    WebPrivatePtr<MIDIAccessInitializer> m_private;
+};
+
+inline bool operator==(const WebMIDIPermissionRequest& a, const WebMIDIPermissionRequest& b)
+{
+    return a.equals(b);
+}
+
+inline bool operator!=(const WebMIDIPermissionRequest& a, const WebMIDIPermissionRequest& b)
+{
+    return !(a == b);
+}
+
+} // namespace blink
+
+#endif // WebMIDIPermissionRequest_h