Remove duplicative generic actor repeatEvery() since recurring() exists.

fdbserver/VersionedBTree.actor.cpp

@@ -10370,7 +10370,7 @@ TEST_CASE(":/redwood/performance/set") {
 
 	state Future<Void> stats =
 	    traceMetrics ? Void()
-	                 : repeatEvery(1.0, [&]() { printf("Stats:\n%s\n", g_redwoodMetrics.toString(true).c_str()); });
+	                 : recurring([&]() { printf("Stats:\n%s\n", g_redwoodMetrics.toString(true).c_str()); }, 1.0);
 
 	if (scans > 0) {
 		printf("Parallel scans, concurrency=%d, scans=%d, scanWidth=%d, scanPreftchBytes=%d ...\n",

flow/genericactors.actor.h

@@ -221,6 +221,7 @@ Future<T> delayed(Future<T> what, double time = 0.0, TaskPriority taskID = TaskP
 	}
 }
 
+// wait <interval> then call what() in a loop forever
 ACTOR template <class Func>
 Future<Void> recurring(Func what, double interval, TaskPriority taskID = TaskPriority::DefaultDelay) {
 	loop choose {
@@ -2048,15 +2049,6 @@ private:
 	Reference<UnsafeWeakFutureReferenceData> data;
 };
 
-// Call a lambda every <interval> seconds
-ACTOR template <typename Fn>
-Future<Void> repeatEvery(double interval, Fn fn) {
-	loop {
-		wait(delay(interval));
-		fn();
-	}
-}
-
 #include "flow/unactorcompiler.h"
 
 #endif