From 8c41fcd24048154e3526e506157d337a2ab434e8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <email@mattatobin.com>
Date: Thu, 6 Feb 2020 16:03:39 -0500
Subject: Issue #1390 - Get rid of the Presentation API

---
 dom/presentation/Presentation.cpp | 182 --------------------------------------
 1 file changed, 182 deletions(-)
 delete mode 100644 dom/presentation/Presentation.cpp

(limited to 'dom/presentation/Presentation.cpp')

diff --git a/dom/presentation/Presentation.cpp b/dom/presentation/Presentation.cpp
deleted file mode 100644
index 07ca12f26..000000000
--- a/dom/presentation/Presentation.cpp
+++ /dev/null
@@ -1,182 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et cindent: */
-/* 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 "Presentation.h"
-
-#include <ctype.h>
-
-#include "mozilla/dom/PresentationBinding.h"
-#include "mozilla/dom/Promise.h"
-#include "nsContentUtils.h"
-#include "nsCycleCollectionParticipant.h"
-#include "nsIDocShell.h"
-#include "nsIPresentationService.h"
-#include "nsIScriptSecurityManager.h"
-#include "nsJSUtils.h"
-#include "nsNetUtil.h"
-#include "nsPIDOMWindow.h"
-#include "nsSandboxFlags.h"
-#include "nsServiceManagerUtils.h"
-#include "PresentationReceiver.h"
-
-namespace mozilla {
-namespace dom {
-
-NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(Presentation,
-                                      mWindow,
-                                      mDefaultRequest, mReceiver)
-
-NS_IMPL_CYCLE_COLLECTING_ADDREF(Presentation)
-NS_IMPL_CYCLE_COLLECTING_RELEASE(Presentation)
-
-NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(Presentation)
-  NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
-  NS_INTERFACE_MAP_ENTRY(nsISupports)
-NS_INTERFACE_MAP_END
-
-/* static */ already_AddRefed<Presentation>
-Presentation::Create(nsPIDOMWindowInner* aWindow)
-{
-  RefPtr<Presentation> presentation = new Presentation(aWindow);
-  return presentation.forget();
-}
-
-Presentation::Presentation(nsPIDOMWindowInner* aWindow)
-  : mWindow(aWindow)
-{
-}
-
-Presentation::~Presentation()
-{
-}
-
-/* virtual */ JSObject*
-Presentation::WrapObject(JSContext* aCx,
-                         JS::Handle<JSObject*> aGivenProto)
-{
-  return PresentationBinding::Wrap(aCx, this, aGivenProto);
-}
-
-void
-Presentation::SetDefaultRequest(PresentationRequest* aRequest)
-{
-  nsCOMPtr<nsIDocument> doc = mWindow ? mWindow->GetExtantDoc() : nullptr;
-  if (NS_WARN_IF(!doc)) {
-    return;
-  }
-
-  if (doc->GetSandboxFlags() & SANDBOXED_PRESENTATION) {
-    return;
-  }
-
-  mDefaultRequest = aRequest;
-}
-
-already_AddRefed<PresentationRequest>
-Presentation::GetDefaultRequest() const
-{
-  RefPtr<PresentationRequest> request = mDefaultRequest;
-  return request.forget();
-}
-
-already_AddRefed<PresentationReceiver>
-Presentation::GetReceiver()
-{
-  // return the same receiver if already created
-  if (mReceiver) {
-    RefPtr<PresentationReceiver> receiver = mReceiver;
-    return receiver.forget();
-  }
-
-  if (!HasReceiverSupport() || !IsInPresentedContent()) {
-    return nullptr;
-  }
-
-  mReceiver = PresentationReceiver::Create(mWindow);
-  if (NS_WARN_IF(!mReceiver)) {
-    MOZ_ASSERT(mReceiver);
-    return nullptr;
-  }
-
-  RefPtr<PresentationReceiver> receiver = mReceiver;
-  return receiver.forget();
-}
-
-void
-Presentation::SetStartSessionUnsettled(bool aIsUnsettled)
-{
-  mStartSessionUnsettled = aIsUnsettled;
-}
-
-bool
-Presentation::IsStartSessionUnsettled() const
-{
-  return mStartSessionUnsettled;
-}
-
-bool
-Presentation::HasReceiverSupport() const
-{
-  if (!mWindow) {
-    return false;
-  }
-
-  // Grant access to browser receiving pages and their same-origin iframes. (App
-  // pages should be controlled by "presentation" permission in app manifests.)
-  nsCOMPtr<nsIDocShell> docShell = mWindow->GetDocShell();
-  if (!docShell) {
-    return false;
-  }
-
-  if (!Preferences::GetBool("dom.presentation.testing.simulate-receiver") &&
-      !docShell->GetIsInMozBrowserOrApp() &&
-      !docShell->GetIsTopLevelContentDocShell()) {
-    return false;
-  }
-
-  nsAutoString presentationURL;
-  nsContentUtils::GetPresentationURL(docShell, presentationURL);
-
-  if (presentationURL.IsEmpty()) {
-    return false;
-  }
-
-  nsCOMPtr<nsIScriptSecurityManager> securityManager =
-    nsContentUtils::GetSecurityManager();
-  if (!securityManager) {
-    return false;
-  }
-
-  nsCOMPtr<nsIURI> presentationURI;
-  nsresult rv = NS_NewURI(getter_AddRefs(presentationURI), presentationURL);
-  if (NS_FAILED(rv)) {
-    return false;
-  }
-
-  nsCOMPtr<nsIURI> docURI = mWindow->GetDocumentURI();
-  return NS_SUCCEEDED(securityManager->CheckSameOriginURI(presentationURI,
-                                                          docURI,
-                                                          false));
-}
-
-bool
-Presentation::IsInPresentedContent() const
-{
-  if (!mWindow) {
-    return false;
-  }
-
-  nsCOMPtr<nsIDocShell> docShell = mWindow->GetDocShell();
-  MOZ_ASSERT(docShell);
-
-  nsAutoString presentationURL;
-  nsContentUtils::GetPresentationURL(docShell, presentationURL);
-
-  return !presentationURL.IsEmpty();
-}
-
-} // namespace dom
-} // namespace mozilla
-- 
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