1 files changed, 54 insertions, 0 deletions
diff --git a/js/loader/LoadContextBase.cpp b/js/loader/LoadContextBase.cpp
new file mode 100644
index 0000000000..980da9b510
--- /dev/null
+++ b/js/loader/LoadContextBase.cpp
@@ -0,0 +1,54 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/ScriptLoadContext.h"
+#include "mozilla/loader/ComponentModuleLoader.h"
+#include "mozilla/dom/WorkerLoadContext.h"
+#include "js/loader/LoadContextBase.h"
+#include "js/loader/ScriptLoadRequest.h"
+
+namespace JS::loader {
+
+////////////////////////////////////////////////////////////////
+// LoadContextBase
+////////////////////////////////////////////////////////////////
+
+NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(LoadContextBase)
+  NS_INTERFACE_MAP_ENTRY(nsISupports)
+NS_INTERFACE_MAP_END
+
+NS_IMPL_CYCLE_COLLECTING_ADDREF(LoadContextBase)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(LoadContextBase)
+
+NS_IMPL_CYCLE_COLLECTION(LoadContextBase, mRequest)
+
+LoadContextBase::LoadContextBase(ContextKind kind) : mKind(kind) {}
+
+void LoadContextBase::SetRequest(ScriptLoadRequest* aRequest) {
+  MOZ_ASSERT(!mRequest);
+  mRequest = aRequest;
+}
+
+void LoadContextBase::GetProfilerLabel(nsACString& aOutString) {
+  aOutString.Append("Unknown Script Element");
+}
+
+mozilla::dom::ScriptLoadContext* LoadContextBase::AsWindowContext() {
+  MOZ_ASSERT(IsWindowContext());
+  return static_cast<mozilla::dom::ScriptLoadContext*>(this);
+}
+
+mozilla::loader::ComponentLoadContext* LoadContextBase::AsComponentContext() {
+  MOZ_ASSERT(IsComponentContext());
+  return static_cast<mozilla::loader::ComponentLoadContext*>(this);
+}
+
+mozilla::dom::WorkerLoadContext* LoadContextBase::AsWorkerContext() {
+  MOZ_ASSERT(IsWorkerContext());
+  return static_cast<mozilla::dom::WorkerLoadContext*>(this);
+}
+
+}  // namespace JS::loader