chromeos: call GetIdleTime from power manager client

chrome/browser/chromeos/cros/power_library.cc

Index: chrome/browser/chromeos/cros/power_library.cc
diff --git a/chrome/browser/chromeos/cros/power_library.cc b/chrome/browser/chromeos/cros/power_library.cc
index bc0c4e24f15146e86b2b5717acf6c1ad082e427e..ad46f69eb65749e0984e8e986283c9d920a44d9e 100644
--- a/chrome/browser/chromeos/cros/power_library.cc
+++ b/chrome/browser/chromeos/cros/power_library.cc
@@ -48,12 +48,6 @@ class PowerLibraryImpl : public PowerLibrary {
     observers_.RemoveObserver(observer);
   }
 
-  virtual void CalculateIdleTime(CalculateIdleTimeCallback* callback) OVERRIDE {
-    // TODO(sidor): Examine if it's really a good idea to use void* as a second
-    // argument.
-    chromeos::GetIdleTime(&GetIdleTimeCallback, callback);
-  }
-
   virtual void EnableScreenLock(bool enable) OVERRIDE {
     // Called when the screen preference is changed, which should always
     // run on UI thread.
@@ -72,21 +66,6 @@ class PowerLibraryImpl : public PowerLibrary {
     chromeos::EnableScreenLock(enable);
   }
 
-  static void GetIdleTimeCallback(void* object,
-                                 int64_t time_idle_ms,
-                                 bool success) {
-    DCHECK(object);
-    CalculateIdleTimeCallback* notify =
-        static_cast<CalculateIdleTimeCallback*>(object);
-    if (success) {
-      notify->Run(time_idle_ms/1000);
-    } else {
-      LOG(ERROR) << "Power manager failed to calculate idle time.";
-      notify->Run(-1);
-    }
-    delete notify;
-  }
-
   static void SystemResumedHandler(void* object) {
     PowerLibraryImpl* power = static_cast<PowerLibraryImpl*>(object);
     power->SystemResumed();
@@ -126,11 +105,6 @@ class PowerLibraryStubImpl : public PowerLibrary {
     observers_.RemoveObserver(observer);
   }
 
-  virtual void CalculateIdleTime(CalculateIdleTimeCallback* callback) OVERRIDE {
-    callback->Run(0);
-    delete callback;
-  }
-
   virtual void EnableScreenLock(bool enable) OVERRIDE {}
 
   // End PowerLibrary implementation.