Add setting to disable latency recovery for tests

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 d31c932eead72d32af1aef2d83f0a8e9380bf540..5e66d5c932200f74b87c19167df4502889bc2e18 100644
--- a/cc/scheduler/scheduler_settings.cc
+++ b/cc/scheduler/scheduler_settings.cc
@@ -33,6 +33,7 @@ SchedulerSettings::AsValue() const {
                     background_frame_interval.InMicroseconds());
   state->SetBoolean("abort_commit_before_compositor_frame_sink_creation",
                     abort_commit_before_compositor_frame_sink_creation);
+  state->SetBoolean("enable_latency_recovery", enable_latency_recovery);
   return std::move(state);
 }