Cleanup namespace usage in Source/web/Web[I-Z]*.cpp

Source/web/WebIDBKey.cpp

 /*
  * Copyright (C) 2011 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 12 matching lines @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "public/platform/WebIDBKey.h"
 
 #include "modules/indexeddb/IDBKey.h"
 
-using namespace blink;
-
 namespace blink {
 
 WebIDBKey WebIDBKey::createArray(const WebVector<WebIDBKey>& array)
 {
     WebIDBKey key;
     key.assignArray(array);
     return key;
 }
 
 WebIDBKey WebIDBKey::createBinary(const WebData& binary)
@@ skipping 201 matching lines @@
     m_private = value;
     return *this;
 }
 
 WebIDBKey::operator IDBKey*() const
 {
     return m_private.get();
 }
 
 } // namespace blink