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/media/systemservices/MediaChild.cpp | 115 ++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 dom/media/systemservices/MediaChild.cpp

(limited to 'dom/media/systemservices/MediaChild.cpp')

diff --git a/dom/media/systemservices/MediaChild.cpp b/dom/media/systemservices/MediaChild.cpp
new file mode 100644
index 000000000..327ea3c4a
--- /dev/null
+++ b/dom/media/systemservices/MediaChild.cpp
@@ -0,0 +1,115 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et ft=cpp : */
+/* 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 "MediaChild.h"
+#include "MediaParent.h"
+
+#include "nsGlobalWindow.h"
+#include "mozilla/MediaManager.h"
+#include "mozilla/Logging.h"
+#include "nsQueryObject.h"
+
+#undef LOG
+mozilla::LazyLogModule gMediaChildLog("MediaChild");
+#define LOG(args) MOZ_LOG(gMediaChildLog, mozilla::LogLevel::Debug, args)
+
+namespace mozilla {
+namespace media {
+
+already_AddRefed<Pledge<nsCString>>
+GetOriginKey(const nsCString& aOrigin, bool aPrivateBrowsing, bool aPersist)
+{
+  RefPtr<MediaManager> mgr = MediaManager::GetInstance();
+  MOZ_ASSERT(mgr);
+
+  RefPtr<Pledge<nsCString>> p = new Pledge<nsCString>();
+  uint32_t id = mgr->mGetOriginKeyPledges.Append(*p);
+
+  if (XRE_GetProcessType() == GeckoProcessType_Default) {
+    mgr->GetNonE10sParent()->RecvGetOriginKey(id, aOrigin, aPrivateBrowsing,
+                                              aPersist);
+  } else {
+    Child::Get()->SendGetOriginKey(id, aOrigin, aPrivateBrowsing, aPersist);
+  }
+  return p.forget();
+}
+
+void
+SanitizeOriginKeys(const uint64_t& aSinceWhen, bool aOnlyPrivateBrowsing)
+{
+  LOG(("SanitizeOriginKeys since %llu %s", aSinceWhen,
+       (aOnlyPrivateBrowsing? "in Private Browsing." : ".")));
+
+  if (XRE_GetProcessType() == GeckoProcessType_Default) {
+    // Avoid opening MediaManager in this case, since this is called by
+    // sanitize.js when cookies are cleared, which can happen on startup.
+    RefPtr<Parent<NonE10s>> tmpParent = new Parent<NonE10s>();
+    tmpParent->RecvSanitizeOriginKeys(aSinceWhen, aOnlyPrivateBrowsing);
+  } else {
+    Child::Get()->SendSanitizeOriginKeys(aSinceWhen, aOnlyPrivateBrowsing);
+  }
+}
+
+static Child* sChild;
+
+Child* Child::Get()
+{
+  MOZ_ASSERT(XRE_GetProcessType() == GeckoProcessType_Content);
+  MOZ_ASSERT(NS_IsMainThread());
+  if (!sChild) {
+    sChild = static_cast<Child*>(dom::ContentChild::GetSingleton()->SendPMediaConstructor());
+  }
+  return sChild;
+}
+
+Child::Child()
+  : mActorDestroyed(false)
+{
+  LOG(("media::Child: %p", this));
+  MOZ_COUNT_CTOR(Child);
+}
+
+Child::~Child()
+{
+  LOG(("~media::Child: %p", this));
+  sChild = nullptr;
+  MOZ_COUNT_DTOR(Child);
+}
+
+void Child::ActorDestroy(ActorDestroyReason aWhy)
+{
+  mActorDestroyed = true;
+}
+
+bool
+Child::RecvGetOriginKeyResponse(const uint32_t& aRequestId, const nsCString& aKey)
+{
+  RefPtr<MediaManager> mgr = MediaManager::GetInstance();
+  if (!mgr) {
+    return false;
+  }
+  RefPtr<Pledge<nsCString>> pledge = mgr->mGetOriginKeyPledges.Remove(aRequestId);
+  if (pledge) {
+    pledge->Resolve(aKey);
+  }
+  return true;
+}
+
+PMediaChild*
+AllocPMediaChild()
+{
+  return new Child();
+}
+
+bool
+DeallocPMediaChild(media::PMediaChild *aActor)
+{
+  delete static_cast<Child*>(aActor);
+  return true;
+}
+
+} // namespace media
+} // namespace mozilla
-- 
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