diff -r 000000000000 -r 6474c204b198 parser/nsCharsetSource.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/parser/nsCharsetSource.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,26 @@
+/* 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 nsCharsetSource_h_
+#define nsCharsetSource_h_
+
+// note: the value order defines the priority; higher numbers take priority
+#define kCharsetUninitialized           0
+#define kCharsetFromFallback            1
+#define kCharsetFromTopLevelDomain      2
+#define kCharsetFromDocTypeDefault      3 // This and up confident for XHR
+#define kCharsetFromCache               4
+#define kCharsetFromParentFrame         5
+#define kCharsetFromAutoDetection       6
+#define kCharsetFromHintPrevDoc         7
+#define kCharsetFromMetaPrescan         8 // this one and smaller: HTML5 Tentative
+#define kCharsetFromMetaTag             9 // this one and greater: HTML5 Confident
+#define kCharsetFromIrreversibleAutoDetection 10
+#define kCharsetFromChannel            11
+#define kCharsetFromOtherComponent     12
+#define kCharsetFromParentForced       13 // propagates to child frames
+#define kCharsetFromUserForced         14 // propagates to child frames
+#define kCharsetFromByteOrderMark      15
+
+#endif /* nsCharsetSource_h_ */