From 55d03738f9f79e30bab6294b023176d1a65ab5c3 Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@gmail.com>
Date: Wed, 13 Dec 2017 00:26:07 +0100
Subject: Don't include MediaKeySystemAccess without EME.

This also removes checks for EME content in documents.
This removes practical use of EME by no longer having a keying system. (no-op)
tag #26
---
 dom/base/Navigator.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'dom/base/Navigator.cpp')

diff --git a/dom/base/Navigator.cpp b/dom/base/Navigator.cpp
index 8b20d0196..5c315517c 100644
--- a/dom/base/Navigator.cpp
+++ b/dom/base/Navigator.cpp
@@ -97,8 +97,10 @@
 #endif
 #include "mozilla/dom/ContentChild.h"
 
+#ifdef MOZ_EME
 #include "mozilla/EMEUtils.h"
 #include "mozilla/DetailedPromise.h"
+#endif
 
 namespace mozilla {
 namespace dom {
@@ -214,7 +216,9 @@ NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(Navigator)
   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mServiceWorkerContainer)
 
   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow)
+#ifdef MOZ_EME
   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mMediaKeySystemAccessManager)
+#endif
   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mPresentation)
 #ifdef MOZ_GAMEPAD
   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mGamepadServiceTest)
@@ -288,10 +292,12 @@ Navigator::Invalidate()
 
   mServiceWorkerContainer = nullptr;
 
+#ifdef MOZ_EME
   if (mMediaKeySystemAccessManager) {
     mMediaKeySystemAccessManager->Shutdown();
     mMediaKeySystemAccessManager = nullptr;
   }
+#endif
 
 #ifdef MOZ_GAMEPAD
   if (mGamepadServiceTest) {
@@ -1884,6 +1890,7 @@ Navigator::GetUserAgent(nsPIDOMWindowInner* aWindow, nsIURI* aURI,
   return siteSpecificUA->GetUserAgentForURIAndWindow(aURI, aWindow, aUserAgent);
 }
 
+#ifdef MOZ_EME
 static nsCString
 ToCString(const nsString& aString)
 {
@@ -2009,6 +2016,7 @@ Navigator::RequestMediaKeySystemAccess(const nsAString& aKeySystem,
   mMediaKeySystemAccessManager->Request(promise, aKeySystem, aConfigs);
   return promise.forget();
 }
+#endif
 
 Presentation*
 Navigator::GetPresentation(ErrorResult& aRv)
-- 
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