Revert of Moving background animation ticking from LayerTreeHostImpl into the Scheduler.

cc/scheduler/scheduler_settings.cc

Index: cc/scheduler/scheduler_settings.cc
diff --git a/cc/scheduler/scheduler_settings.cc b/cc/scheduler/scheduler_settings.cc
index 95294ad3713d5847b206d0d4b9de7181885fb56c..ab9add087bd9f32bca15c18081d18688ac1d4d9c 100644
--- a/cc/scheduler/scheduler_settings.cc
+++ b/cc/scheduler/scheduler_settings.cc
@@ -17,8 +17,7 @@
       maximum_number_of_failed_draws_before_draw_is_forced_(3),
       using_synchronous_renderer_compositor(false),
       throttle_frame_production(true),
-      disable_hi_res_timer_tasks_on_battery(false),
-      background_frame_interval(base::TimeDelta::FromSeconds(1)) {
+      disable_hi_res_timer_tasks_on_battery(false) {
 }
 
 SchedulerSettings::SchedulerSettings(const LayerTreeSettings& settings)
@@ -34,9 +33,7 @@
           settings.using_synchronous_renderer_compositor),
       throttle_frame_production(settings.throttle_frame_production),
       disable_hi_res_timer_tasks_on_battery(
-          settings.disable_hi_res_timer_tasks_on_battery),
-      background_frame_interval(base::TimeDelta::FromSecondsD(
-          1.0 / settings.background_animation_rate)) {
+          settings.disable_hi_res_timer_tasks_on_battery) {
 }
 
 SchedulerSettings::~SchedulerSettings() {}
@@ -59,8 +56,6 @@
   state->SetBoolean("throttle_frame_production", throttle_frame_production);
   state->SetBoolean("disable_hi_res_timer_tasks_on_battery",
                     disable_hi_res_timer_tasks_on_battery);
-  state->SetInteger("background_frame_interval",
-                    background_frame_interval.InMicroseconds());
   return state;
 }