diff -r 000000000000 -r 6474c204b198 image/decoders/icon/win/nsIconChannel.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/image/decoders/icon/win/nsIconChannel.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,61 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * 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 nsIconChannel_h___
+#define nsIconChannel_h___
+
+#include "mozilla/Attributes.h"
+
+#include "nsCOMPtr.h"
+#include "nsXPIDLString.h"
+#include "nsIChannel.h"
+#include "nsILoadGroup.h"
+#include "nsIInterfaceRequestor.h"
+#include "nsIInterfaceRequestorUtils.h"
+#include "nsIURI.h"
+#include "nsIInputStreamPump.h"
+#include "nsIStreamListener.h"
+#include "nsIIconURI.h"
+
+#include <windows.h>
+
+class nsIFile;
+
+class nsIconChannel MOZ_FINAL : public nsIChannel, public nsIStreamListener
+{
+public:
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_NSIREQUEST
+  NS_DECL_NSICHANNEL
+  NS_DECL_NSIREQUESTOBSERVER
+  NS_DECL_NSISTREAMLISTENER
+
+  nsIconChannel();
+  ~nsIconChannel();
+
+  nsresult Init(nsIURI* uri);
+
+protected:
+  nsCOMPtr<nsIURI> mUrl;
+  nsCOMPtr<nsIURI> mOriginalURI;
+  int64_t          mContentLength;
+  nsCOMPtr<nsILoadGroup> mLoadGroup;
+  nsCOMPtr<nsIInterfaceRequestor> mCallbacks;
+  nsCOMPtr<nsISupports>  mOwner; 
+
+  nsCOMPtr<nsIInputStreamPump> mPump;
+  nsCOMPtr<nsIStreamListener>  mListener;
+
+  nsresult ExtractIconInfoFromUrl(nsIFile ** aLocalFile, uint32_t * aDesiredImageSize, nsCString &aContentType, nsCString &aFileExtension);
+  nsresult GetHIconFromFile(HICON *hIcon);
+  nsresult MakeInputStream(nsIInputStream** _retval, bool nonBlocking);
+
+  // Functions specific to Vista and above
+protected:
+  nsresult GetStockHIcon(nsIMozIconURI *aIconURI, HICON *hIcon);
+};
+
+#endif /* nsIconChannel_h___ */