Remove PLATFORM(BLACKBERRY) support.

Source/WTF/wtf/text/AtomicString.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 138 matching lines @@
     AtomicString(CFStringRef s) :  m_string(add(s)) { }
 #endif    
 #ifdef __OBJC__
     AtomicString(NSString* s) : m_string(add((CFStringRef)s)) { }
     operator NSString*() const { return m_string; }
 #endif
 #if PLATFORM(QT)
     AtomicString(const QString& s) : m_string(add(String(s).impl())) { }
     operator QString() const { return m_string; }
 #endif
-#if PLATFORM(BLACKBERRY)
-    AtomicString(const BlackBerry::Platform::String& s) : m_string(add(String(s).impl())) { }
-    operator BlackBerry::Platform::String() const { return m_string; }
-#endif
 
     // AtomicString::fromUTF8 will return a null string if
     // the input data contains invalid UTF-8 sequences.
     static AtomicString fromUTF8(const char*, size_t);
     static AtomicString fromUTF8(const char*);
 
 #ifndef NDEBUG
     void show() const;
 #endif
 
@@ skipping 98 matching lines @@
 using WTF::textAtom;
 using WTF::commentAtom;
 using WTF::starAtom;
 using WTF::xmlAtom;
 using WTF::xmlnsAtom;
 using WTF::xlinkAtom;
 #endif
 
 #include <wtf/text/StringConcatenate.h>
 #endif // AtomicString_h