Fix trailing whitespace in .cpp, .h, and .idl files (ex. Source/core)

Source/bindings/v8/DOMWrapperWorld.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 205 matching lines @@
     else
         isolatedWorldContentSecurityPolicies().remove(worldID);
 }
 
 void DOMWrapperWorld::clearIsolatedWorldContentSecurityPolicy(int worldID)
 {
     ASSERT(DOMWrapperWorld::isIsolatedWorldId(worldID));
     isolatedWorldContentSecurityPolicies().remove(worldID);
 }
 
-typedef HashMap<int, OwnPtr<V8DOMActivityLogger>, WTF::IntHash<int>, WTF::UnsignedWithZeroKeyHashTraits<int> > DOMActivityLoggerMap; 
+typedef HashMap<int, OwnPtr<V8DOMActivityLogger>, WTF::IntHash<int>, WTF::UnsignedWithZeroKeyHashTraits<int> > DOMActivityLoggerMap;
 static DOMActivityLoggerMap& domActivityLoggers()
 {
     ASSERT(isMainThread());
     DEFINE_STATIC_LOCAL(DOMActivityLoggerMap, map, ());
     return map;
 }
 
 void DOMWrapperWorld::setActivityLogger(int worldId, PassOwnPtr<V8DOMActivityLogger> logger)
 {
     domActivityLoggers().set(worldId, logger);
-} 
+}
 
 V8DOMActivityLogger* DOMWrapperWorld::activityLogger(int worldId)
 {
     DOMActivityLoggerMap& loggers = domActivityLoggers();
-    DOMActivityLoggerMap::iterator it = loggers.find(worldId);   
+    DOMActivityLoggerMap::iterator it = loggers.find(worldId);
     return it == loggers.end() ? 0 : it->value.get();
-} 
+}
 
 } // namespace WebCore