Removing a bunch of unused platform code.

Source/WebCore/platform/text/TextBoundaries.cpp

 /*
  * Copyright (C) 2006, 2007 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Dominik Röttsches <dominik.roettsches@access-company.com>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 42 matching lines @@
     for (int i = length; i > 0; ) {
         int last = i;
         UChar32 ch;
         U16_PREV(characters, 0, i, ch);
         if (!requiresContextForWordBoundary(ch))
             return last;
     }
     return 0;
 }
 
-#if !PLATFORM(MAC) && !PLATFORM(QT)
+#if !PLATFORM(MAC)
 
 int findNextWordFromIndex(const UChar* chars, int len, int position, bool forward)
 {
     TextBreakIterator* it = wordBreakIterator(chars, len);
 
     if (forward) {
         position = textBreakFollowing(it, position);
         while (position != TextBreakDone) {
             // We stop searching when the character preceeding the break
             // is alphanumeric.
@@ skipping 21 matching lines @@
 
 void findWordBoundary(const UChar* chars, int len, int position, int* start, int* end)
 {
     TextBreakIterator* it = wordBreakIterator(chars, len);
     *end = textBreakFollowing(it, position);
     if (*end < 0)
         *end = textBreakLast(it);
     *start = textBreakPrevious(it);
 }
 
-#endif // !PLATFORM(MAC) && !PLATFORM(QT)
+#endif // !PLATFORM(MAC)
 
 } // namespace WebCore