Move send_begin_main_frame_funnel check from Could to ShouldSendBeginMainFrame

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 1a444c9a158168283165a077085333c7b510b15e..3300b3d0a23a477bd582666bf5e89e746feb40e8 100644
--- a/cc/scheduler/scheduler_state_machine.cc
+++ b/cc/scheduler/scheduler_state_machine.cc
@@ -388,10 +388,6 @@ bool SchedulerStateMachine::ShouldAnimate() const {
 }
 
 bool SchedulerStateMachine::CouldSendBeginMainFrame() const {
-  // Do not send begin main frame too many times in a single frame.
-  if (send_begin_main_frame_funnel_)
-    return false;
-
   if (!needs_commit_)
     return false;
 
@@ -410,6 +406,10 @@ bool SchedulerStateMachine::ShouldSendBeginMainFrame() const {
   if (!CouldSendBeginMainFrame())
     return false;
 
+  // Do not send begin main frame too many times in a single frame.
+  if (send_begin_main_frame_funnel_)
+    return false;
+
   // Only send BeginMainFrame when there isn't another commit pending already.
   if (commit_state_ != COMMIT_STATE_IDLE)
     return false;