Move HashTools.h to core/css

Source/core/platform/HashTools.h

-/*
- * Copyright (C) 2010 Andras Becsi <abecsi@inf.u-szeged.hu>, University of Szeged
- *
- * 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
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef HashTools_h
-#define HashTools_h
-
-namespace WebCore {
-
-struct Property {
-    int nameOffset;
-    int id;
-};
-
-struct Value {
-    int nameOffset;
-    int id;
-};
-
-const Property* findProperty(register const char* str, register unsigned int len);
-const Value* findValue(register const char* str, register unsigned int len);
-
-} // namespace WebCore
-
-#endif // HashTools_h