diff --git a/mozilla/htmlparser/src/nsIParser.h b/mozilla/htmlparser/src/nsIParser.h
index 485c590e7ed..c3fc9e579cc 100644
--- a/mozilla/htmlparser/src/nsIParser.h
+++ b/mozilla/htmlparser/src/nsIParser.h
@@ -74,6 +74,8 @@ typedef enum {
    kCharsetFromAutoDetection,
    kCharsetFromMetaTag,
    kCharsetFromHTTPHeader,
+   kCharsetFromUserForced,
+   kCharsetFromOtherComponent,
    kCharsetFromPreviousLoading
 } nsCharsetSource;
 
diff --git a/mozilla/parser/htmlparser/src/nsIParser.h b/mozilla/parser/htmlparser/src/nsIParser.h
index 485c590e7ed..c3fc9e579cc 100644
--- a/mozilla/parser/htmlparser/src/nsIParser.h
+++ b/mozilla/parser/htmlparser/src/nsIParser.h
@@ -74,6 +74,8 @@ typedef enum {
    kCharsetFromAutoDetection,
    kCharsetFromMetaTag,
    kCharsetFromHTTPHeader,
+   kCharsetFromUserForced,
+   kCharsetFromOtherComponent,
    kCharsetFromPreviousLoading
 } nsCharsetSource;