chromeos: Move default power management policy into Chrome.

chrome/browser/chromeos/preferences.h

Index: chrome/browser/chromeos/preferences.h
diff --git a/chrome/browser/chromeos/preferences.h b/chrome/browser/chromeos/preferences.h
index cdbbb1348a078a912931ffbd78cdf84395feb0fe..779bf12b203f9e020ea0ec2143c86fe45581e743 100644
--- a/chrome/browser/chromeos/preferences.h
+++ b/chrome/browser/chromeos/preferences.h
@@ -162,23 +162,6 @@ class Preferences : public PrefServiceSyncableObserver {
 
   BooleanPrefMember enable_drm_;
 
-  // Power-management-related preferences.
-  IntegerPrefMember power_ac_screen_dim_delay_ms_;
-  IntegerPrefMember power_ac_screen_off_delay_ms_;
-  IntegerPrefMember power_ac_screen_lock_delay_ms_;
-  IntegerPrefMember power_ac_idle_warning_delay_ms_;
-  IntegerPrefMember power_ac_idle_delay_ms_;
-  IntegerPrefMember power_battery_screen_dim_delay_ms_;
-  IntegerPrefMember power_battery_screen_off_delay_ms_;
-  IntegerPrefMember power_battery_screen_lock_delay_ms_;
-  IntegerPrefMember power_battery_idle_warning_delay_ms_;
-  IntegerPrefMember power_battery_idle_delay_ms_;
-  IntegerPrefMember power_idle_action_;
-  IntegerPrefMember power_lid_closed_action_;
-  BooleanPrefMember power_use_audio_activity_;
-  BooleanPrefMember power_use_video_activity_;
-  DoublePrefMember power_presentation_idle_delay_factor_;
-
   DISALLOW_COPY_AND_ASSIGN(Preferences);
 };