Fix failing (flaky) LayerTreeHostTestLCDNotification test.

cc/scheduler/scheduler_state_machine.cc

Index: cc/scheduler/scheduler_state_machine.cc
diff --git a/cc/scheduler/scheduler_state_machine.cc b/cc/scheduler/scheduler_state_machine.cc
index 723c40c80c276d42ce3d1e2df2c58f51dfad5742..c66b650d96afa624fb2ab8a93dda14a7e366f3be 100644
--- a/cc/scheduler/scheduler_state_machine.cc
+++ b/cc/scheduler/scheduler_state_machine.cc
@@ -418,10 +418,21 @@ bool SchedulerStateMachine::ShouldAnimate() const {
   return needs_redraw_ || needs_animate_;
 }
 
-bool SchedulerStateMachine::ShouldSendBeginMainFrame() const {
+bool SchedulerStateMachine::CouldSendBeginMainFrame() const {
   if (!needs_commit_)
     return false;
 
+  // We can not perform commits if we are not visible.
+  if (!visible_)
+    return false;
+
+  return true;
+}
+
+bool SchedulerStateMachine::ShouldSendBeginMainFrame() const {
+  if (!CouldSendBeginMainFrame())
+    return false;
+
   // Only send BeginMainFrame when there isn't another commit pending already.
   if (commit_state_ != COMMIT_STATE_IDLE)
     return false;
@@ -433,10 +444,6 @@ bool SchedulerStateMachine::ShouldSendBeginMainFrame() const {
     return false;
   }
 
-  // We do not need commits if we are not visible.
-  if (!visible_)
-    return false;
-
   // We want to start the first commit after we get a new output surface ASAP.
   if (output_surface_state_ == OUTPUT_SURFACE_WAITING_FOR_FIRST_COMMIT)
     return true;