Move Time, TimeDelta and TimeTicks into namespace base.

base/idle_timer.h

Index: base/idle_timer.h
===================================================================
--- base/idle_timer.h	(revision 3954)
+++ base/idle_timer.h	(working copy)
@@ -48,7 +48,7 @@
   // idle_time: idle time required before this timer can run.
   // repeat: true if the timer should fire multiple times per idle,
   //         false to fire once per idle.
-  IdleTimer(TimeDelta idle_time, bool repeat);
+  IdleTimer(base::TimeDelta idle_time, bool repeat);
 
   // On destruction, the IdleTimer will Stop itself.
   virtual ~IdleTimer();
@@ -76,14 +76,14 @@
   void StartTimer();
 
   // Gets the number of milliseconds since the last input event.
-  TimeDelta CurrentIdleTime();
+  base::TimeDelta CurrentIdleTime();
 
   // Compute time until idle.  Returns 0 if we are now idle.
-  TimeDelta TimeUntilIdle();
+  base::TimeDelta TimeUntilIdle();
 
-  TimeDelta idle_interval_;
+  base::TimeDelta idle_interval_;
   bool repeat_;
-  Time last_time_fired_;  // The last time the idle timer fired.
+  base::Time last_time_fired_;  // The last time the idle timer fired.
                           // will be 0 until the timer fires the first time.
   OneShotTimer<IdleTimer> timer_;