backing out this part of my last checkin due to bustage

xpcom/string/public/nsTString.h

@@ -246,7 +246,6 @@ class nsTString_CharT : public nsTSubstring_CharT
 #endif
 
 
-
         /**
          * Equality check between given string and this string.
          *
@@ -255,11 +254,7 @@ class nsTString_CharT : public nsTSubstring_CharT
          * @param   aCount tells us how many chars to compare
          * @return  boolean
          */
-#ifdef CharT_is_char
+
-      PRBool EqualsIgnoreCase( const char* aString, PRInt32 aCount=-1 ) const {
-        return Compare(aString, PR_TRUE, aCount) == 0;
-      }
-#else
       NS_COM PRBool EqualsWithConversion( const char* aString, PRBool aIgnoreCase=PR_FALSE, PRInt32 aCount=-1 ) const;
       PRBool EqualsIgnoreCase( const char* aString, PRInt32 aCount=-1 ) const
         {
@@ -267,6 +262,8 @@ class nsTString_CharT : public nsTSubstring_CharT
         }
 
 
+#ifdef CharT_is_PRUnichar
+
         /**
          *  Determine if given buffer is plain ascii
          *