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-rw-r--r--dom/base/MessageManagerCallback.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/dom/base/MessageManagerCallback.h b/dom/base/MessageManagerCallback.h
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+++ b/dom/base/MessageManagerCallback.h
@@ -0,0 +1,69 @@
+/* -*- 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/. */
+
+#ifndef dom_base_MessageManagerCallback_h__
+#define dom_base_MessageManagerCallback_h__
+
+#include "nsError.h"
+#include "nsStringFwd.h"
+#include "nsTArrayForwardDeclare.h"
+
+namespace mozilla {
+
+class ErrorResult;
+
+namespace dom {
+
+class ClonedMessageData;
+class ContentChild;
+class ContentParent;
+class ProcessMessageManager;
+
+namespace ipc {
+
+class StructuredCloneData;
+
+class MessageManagerCallback {
+ public:
+ virtual ~MessageManagerCallback() = default;
+
+ virtual bool DoLoadMessageManagerScript(const nsAString& aURL,
+ bool aRunInGlobalScope) {
+ return true;
+ }
+
+ virtual bool DoSendBlockingMessage(const nsAString& aMessage,
+ StructuredCloneData& aData,
+ nsTArray<StructuredCloneData>* aRetVal) {
+ return true;
+ }
+
+ virtual nsresult DoSendAsyncMessage(const nsAString& aMessage,
+ StructuredCloneData& aData) {
+ return NS_OK;
+ }
+
+ virtual mozilla::dom::ProcessMessageManager* GetProcessMessageManager()
+ const {
+ return nullptr;
+ }
+
+ virtual void DoGetRemoteType(nsACString& aRemoteType,
+ ErrorResult& aError) const;
+
+ protected:
+ bool BuildClonedMessageData(StructuredCloneData& aData,
+ ClonedMessageData& aClonedData);
+};
+
+void UnpackClonedMessageData(const ClonedMessageData& aClonedData,
+ StructuredCloneData& aData);
+
+} // namespace ipc
+} // namespace dom
+} // namespace mozilla
+
+#endif