Fix regression bug 197823 -- scrolling state restoration broken during history

navigation if URL includes anchor name.  Remove unnecessary and deleterious
flush. r+sr=dbaron

content/html/document/src/nsHTMLContentSink.cpp

@@ -4344,7 +4344,9 @@ HTMLContentSink::ScrollToRef(PRBool aReallyScroll)
     mDocument->GetShellAt(i, getter_AddRefs(shell));
     if (shell) {
       // Scroll to the anchor
+      if (aReallyScroll) {
         shell->FlushPendingNotifications(PR_FALSE);
+      }
 
       // Check an empty string which might be caused by the UTF-8 conversion
       if (!ref.IsEmpty()) {

content/xml/document/src/nsXMLContentSink.cpp

@@ -352,7 +352,9 @@ nsXMLContentSink::ScrollToRef(PRBool aReallyScroll)
       mDocument->GetShellAt(i, getter_AddRefs(shell));
       if (shell) {
         // Scroll to the anchor
+        if (aReallyScroll) {
           shell->FlushPendingNotifications(PR_FALSE);
+        }
 
         // Check an empty string which might be caused by the UTF-8 conversion
         if (!ref.IsEmpty())