diff -r 41300fa6a67c -r f7bc934e204c src/corelib/tools/qchar.cpp
--- a/src/corelib/tools/qchar.cpp	Tue Feb 02 00:43:10 2010 +0200
+++ b/src/corelib/tools/qchar.cpp	Wed Mar 31 11:06:36 2010 +0300
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation (qt-info@nokia.com)
 **
@@ -381,8 +381,12 @@
 
     \value Null A QChar with this value isNull().
     \value Nbsp Non-breaking space.
-    \value ReplacementCharacter
-    \value ObjectReplacementCharacter The character shown when a font has no glyph for a certain codepoint. The square character is normally used.
+    \value ReplacementCharacter The character shown when a font has no glyph
+           for a certain codepoint. A special question mark character is often
+           used. Codecs use this codepoint when input data cannot be
+           represented in Unicode.
+    \value ObjectReplacementCharacter Used to represent an object such as an
+           image when such objects cannot be presented.
     \value ByteOrderMark
     \value ByteOrderSwapped
     \value ParagraphSeparator