1 files changed, 29 insertions, 0 deletions
diff --git a/dom/midi/MIDIInputMap.cpp b/dom/midi/MIDIInputMap.cpp
new file mode 100644
index 0000000000..aa4f57a7d3
--- /dev/null
+++ b/dom/midi/MIDIInputMap.cpp
@@ -0,0 +1,29 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/dom/MIDIInputMap.h"
+#include "mozilla/dom/MIDIInputMapBinding.h"
+#include "nsPIDOMWindow.h"
+#include "mozilla/dom/BindingUtils.h"
+
+namespace mozilla::dom {
+
+NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(MIDIInputMap, mParent)
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(MIDIInputMap)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(MIDIInputMap)
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MIDIInputMap)
+  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+MIDIInputMap::MIDIInputMap(nsPIDOMWindowInner* aParent) : mParent(aParent) {}
+
+JSObject* MIDIInputMap::WrapObject(JSContext* aCx,
+                                   JS::Handle<JSObject*> aGivenProto) {
+  return MIDIInputMap_Binding::Wrap(aCx, this, aGivenProto);
+}
+
+}  // namespace mozilla::dom