diff -r 000000000000 -r 6474c204b198 embedding/components/windowwatcher/src/nsDialogParamBlock.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/embedding/components/windowwatcher/src/nsDialogParamBlock.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 4; 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 __nsDialogParamBlock_h
+#define __nsDialogParamBlock_h
+
+#include "nsIDialogParamBlock.h"
+#include "nsIMutableArray.h"
+#include "nsCOMPtr.h"
+
+// {4E4AAE11-8901-46cc-8217-DAD7C5415873}
+#define NS_DIALOGPARAMBLOCK_CID \
+ {0x4e4aae11, 0x8901, 0x46cc, {0x82, 0x17, 0xda, 0xd7, 0xc5, 0x41, 0x58, 0x73}}
+
+class nsString;
+
+class nsDialogParamBlock: public nsIDialogParamBlock
+{
+public: 	
+  nsDialogParamBlock();
+  virtual ~nsDialogParamBlock();
+   
+  NS_DECL_NSIDIALOGPARAMBLOCK
+  NS_DECL_ISUPPORTS	
+
+private:
+
+  enum {kNumInts = 8, kNumStrings = 16};
+
+  nsresult InBounds(int32_t inIndex, int32_t inMax) {
+    return inIndex >= 0 && inIndex < inMax ? NS_OK : NS_ERROR_ILLEGAL_VALUE;
+  }
+  
+  int32_t mInt[kNumInts];
+  int32_t mNumStrings;
+  nsString* mString;
+  nsCOMPtr<nsIMutableArray> mObjects;	
+};
+
+#endif
+