Revert of Add DisplayScheduler for Surfaces

mojo/services/surfaces/surfaces_scheduler.cc

Index: mojo/services/surfaces/surfaces_scheduler.cc
diff --git a/mojo/services/surfaces/surfaces_scheduler.cc b/mojo/services/surfaces/surfaces_scheduler.cc
index e42bd546745cde7428982e74c9fe2be3e9765095..e20015b5e37a24d83cfec707d2f7e79f95e75118 100644
--- a/mojo/services/surfaces/surfaces_scheduler.cc
+++ b/mojo/services/surfaces/surfaces_scheduler.cc
@@ -56,7 +56,7 @@
 cc::DrawResult SurfacesScheduler::ScheduledActionDrawAndSwapIfPossible() {
   base::TimeTicks start = base::TimeTicks::Now();
   for (const auto& it : displays_) {
-    it->DrawAndSwap();
+    it->Draw();
   }
   base::TimeDelta duration = base::TimeTicks::Now() - start;