Turn on enable begin frame scheduling by default

ui/compositor/compositor.cc

Index: ui/compositor/compositor.cc
diff --git a/ui/compositor/compositor.cc b/ui/compositor/compositor.cc
index 630035b230b723a4ce549b0d3a57c8c9fbf2f2c8..846bab0d17c68c871055b30d3ff19bffd2fdae1c 100644
--- a/ui/compositor/compositor.cc
+++ b/ui/compositor/compositor.cc
@@ -388,8 +388,8 @@ bool Compositor::IsVisible() {
 void Compositor::SetAuthoritativeVSyncInterval(
     const base::TimeDelta& interval) {
   context_factory_->SetAuthoritativeVSyncInterval(this, interval);
-  if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
-         cc::switches::kEnableBeginFrameScheduling)) {
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+         cc::switches::kDisableBeginFrameScheduling)) {
     vsync_manager_->SetAuthoritativeVSyncInterval(interval);
   }
 }