Revert 63176 - Fix regression where high resolution timers could be activated...

app/hi_res_timer_manager.h

Index: app/hi_res_timer_manager.h
===================================================================
--- app/hi_res_timer_manager.h	(revision 63176)
+++ app/hi_res_timer_manager.h	(working copy)
@@ -18,14 +18,11 @@
   // SystemMonitor::PowerObserver:
   void OnPowerStateChange(bool on_battery_power);
 
-  // Returns true if the hi resolution clock could be used right now.
-  bool hi_res_clock_available() const { return hi_res_clock_available_; }
-
  private:
   // Enable or disable the faster multimedia timer.
   void UseHiResClock(bool use);
 
-  bool hi_res_clock_available_;
+  bool hi_res_clock_used_;
 
   DISALLOW_COPY_AND_ASSIGN(HighResolutionTimerManager);
 };