Move Time, TimeDelta and TimeTicks into namespace base.

webkit/port/platform/chromium/SystemTimeChromium.cpp

 /*
  * Copyright (C) 2006, 2007 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * (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 "SystemTime.h"
 
 #include "NotImplemented.h"
 #include "base/time.h"
 
+using base::Time;
+
 namespace WebCore {
 
 // Get the current time in seconds since epoch.
 double currentTime()
 {
     return Time::Now().ToDoubleT();
 }
 
 float userIdleTime()
 {
     // Needed for back/forward cache.
     notImplemented();
     return 0.0F;
 }
 
 }