Get rid of the WebSecurityOriginPrivate object and store 
        the WebCore::SecurityOriginData pointer in the _private field of
        the WebSecurityOrigin object instead.
        
        * Storage/WebDatabaseManager.mm:
        (-[WebDatabaseManager databasesWithOrigin:]):
        (-[WebDatabaseManager detailsForDatabase:withOrigin:]):
        (-[WebDatabaseManager deleteDatabasesWithOrigin:]):
        (-[WebDatabaseManager deleteDatabase:withOrigin:]):
        * Storage/WebSecurityOrigin.mm:
        (-[WebSecurityOrigin initWithProtocol:domain:port:]):
        (-[WebSecurityOrigin protocol]):
        (-[WebSecurityOrigin domain]):
        (-[WebSecurityOrigin port]):
        (-[WebSecurityOrigin usage]):
        (-[WebSecurityOrigin quota]):
        (-[WebSecurityOrigin setQuota:]):
        (-[WebSecurityOrigin dealloc]):
        (-[WebSecurityOrigin finalize]):
        (-[WebSecurityOrigin _initWithWebCoreSecurityOriginData:]):
        (-[WebSecurityOrigin _core]):
        * Storage/WebSecurityOriginInternal.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@28044 268f45cc-cd09-0410-ab3c-d52691b4dbfc