From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/broadcastchannel/BroadcastChannel.h | 134 ++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 dom/broadcastchannel/BroadcastChannel.h

(limited to 'dom/broadcastchannel/BroadcastChannel.h')

diff --git a/dom/broadcastchannel/BroadcastChannel.h b/dom/broadcastchannel/BroadcastChannel.h
new file mode 100644
index 000000000..d7d46eeec
--- /dev/null
+++ b/dom/broadcastchannel/BroadcastChannel.h
@@ -0,0 +1,134 @@
+/* -*- 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 mozilla_dom_BroadcastChannel_h
+#define mozilla_dom_BroadcastChannel_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/DOMEventTargetHelper.h"
+#include "nsAutoPtr.h"
+#include "nsIIPCBackgroundChildCreateCallback.h"
+#include "nsIObserver.h"
+#include "nsTArray.h"
+#include "mozilla/RefPtr.h"
+
+class nsPIDOMWindowInner;
+
+namespace mozilla {
+
+namespace ipc {
+class PrincipalInfo;
+} // namespace ipc
+
+namespace dom {
+
+namespace workers {
+class WorkerHolder;
+} // namespace workers
+
+class BroadcastChannelChild;
+class BroadcastChannelMessage;
+
+class BroadcastChannel final
+  : public DOMEventTargetHelper
+  , public nsIIPCBackgroundChildCreateCallback
+  , public nsIObserver
+{
+  friend class BroadcastChannelChild;
+
+  NS_DECL_NSIIPCBACKGROUNDCHILDCREATECALLBACK
+  NS_DECL_NSIOBSERVER
+
+  typedef mozilla::ipc::PrincipalInfo PrincipalInfo;
+
+public:
+  NS_DECL_ISUPPORTS_INHERITED
+
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(BroadcastChannel,
+                                           DOMEventTargetHelper)
+
+  virtual JSObject*
+  WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+  static already_AddRefed<BroadcastChannel>
+  Constructor(const GlobalObject& aGlobal, const nsAString& aChannel,
+              ErrorResult& aRv);
+
+  void GetName(nsAString& aName) const
+  {
+    aName = mChannel;
+  }
+
+  void PostMessage(JSContext* aCx, JS::Handle<JS::Value> aMessage,
+                   ErrorResult& aRv);
+
+  void Close();
+
+  EventHandlerNonNull* GetOnmessage();
+  void SetOnmessage(EventHandlerNonNull* aCallback);
+
+  using nsIDOMEventTarget::AddEventListener;
+  using nsIDOMEventTarget::RemoveEventListener;
+
+  virtual void AddEventListener(const nsAString& aType,
+                                EventListener* aCallback,
+                                const AddEventListenerOptionsOrBoolean& aOptions,
+                                const Nullable<bool>& aWantsUntrusted,
+                                ErrorResult& aRv) override;
+  virtual void RemoveEventListener(const nsAString& aType,
+                                   EventListener* aCallback,
+                                   const EventListenerOptionsOrBoolean& aOptions,
+                                   ErrorResult& aRv) override;
+
+  void Shutdown();
+
+private:
+  BroadcastChannel(nsPIDOMWindowInner* aWindow,
+                   const PrincipalInfo& aPrincipalInfo,
+                   const nsACString& aOrigin,
+                   const nsAString& aChannel);
+
+  ~BroadcastChannel();
+
+  void PostMessageData(BroadcastChannelMessage* aData);
+
+  void PostMessageInternal(JSContext* aCx, JS::Handle<JS::Value> aMessage,
+                           ErrorResult& aRv);
+
+  void UpdateMustKeepAlive();
+
+  bool IsCertainlyAliveForCC() const override
+  {
+    return mIsKeptAlive;
+  }
+
+  void RemoveDocFromBFCache();
+
+  RefPtr<BroadcastChannelChild> mActor;
+  nsTArray<RefPtr<BroadcastChannelMessage>> mPendingMessages;
+
+  nsAutoPtr<workers::WorkerHolder> mWorkerHolder;
+
+  nsAutoPtr<PrincipalInfo> mPrincipalInfo;
+
+  nsCString mOrigin;
+  nsString mChannel;
+
+  bool mIsKeptAlive;
+
+  uint64_t mInnerID;
+
+  enum {
+    StateActive,
+    StateClosing,
+    StateClosed
+  } mState;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_BroadcastChannel_h
-- 
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