diff -r 000000000000 -r 6474c204b198 extensions/permissions/nsContentBlocker.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/extensions/permissions/nsContentBlocker.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,53 @@
+/* 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 nsContentBlocker_h__
+#define nsContentBlocker_h__
+
+#include "nsIContentPolicy.h"
+#include "nsIObserver.h"
+#include "nsWeakReference.h"
+#include "nsIPermissionManager.h"
+#include "nsIPrefBranch.h"
+#include "mozilla/Attributes.h"
+
+class nsIPrefBranch;
+
+////////////////////////////////////////////////////////////////////////////////
+
+class nsContentBlocker MOZ_FINAL : public nsIContentPolicy,
+                                   public nsIObserver,
+                                   public nsSupportsWeakReference
+{
+public:
+
+  // nsISupports
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSICONTENTPOLICY
+  NS_DECL_NSIOBSERVER
+
+  nsContentBlocker();
+  nsresult Init();
+
+private:
+  ~nsContentBlocker() {}
+
+  void PrefChanged(nsIPrefBranch *, const char *);
+  nsresult TestPermission(nsIURI *aCurrentURI,
+                          nsIURI *aFirstURI,
+                          int32_t aContentType,
+                          bool *aPermission,
+                          bool *aFromPrefs);
+
+  nsCOMPtr<nsIPermissionManager> mPermissionManager;
+  nsCOMPtr<nsIPrefBranch> mPrefBranchInternal;
+  static uint8_t mBehaviorPref[];
+};
+
+#define NS_CONTENTBLOCKER_CID \
+{ 0x4ca6b67b, 0x5cc7, 0x4e71, \
+  { 0xa9, 0x8a, 0x97, 0xaf, 0x1c, 0x13, 0x48, 0x62 } }
+
+#define NS_CONTENTBLOCKER_CONTRACTID "@mozilla.org/permissions/contentblocker;1"
+
+#endif /* nsContentBlocker_h__ */