Web MIDI: Ask permissions of the content layer always

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

Index: third_party/WebKit/public/web/modules/webmidi/WebMIDIOptions.h
diff --git a/third_party/WebKit/public/web/modules/webmidi/WebMIDIOptions.h b/third_party/WebKit/public/web/modules/webmidi/WebMIDIOptions.h
new file mode 100644
index 0000000000000000000000000000000000000000..6fce9256a167db632da6f952d8bea454ed09d743
--- /dev/null
+++ b/third_party/WebKit/public/web/modules/webmidi/WebMIDIOptions.h
@@ -0,0 +1,24 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef WebMIDIOptions_h
+#define WebMIDIOptions_h
+
+namespace blink {
+
+struct WebMIDIOptions {
+    enum class SysexPermission { WithSysex, WithoutSysex };
+
+    explicit WebMIDIOptions(SysexPermission sysex)
+        : sysex(sysex)
+    {
+    }
+
+    const SysexPermission sysex;
+    // TODO(crbug.com/502127): Add bool software to follow the latest spec.
+};
+
+} // namespace blink
+
+#endif // WebMIDIOptions_h