Update browser window calls.

src/util/memUsage.ts

@@ -297,7 +297,7 @@ function ongoingMemoryDump() {
         log.warn("Unexpected error while writing memory stats log", err);
       }
     },
-    5000, // 60 * 60 * 1000,
+    60 * 60 * 1000,
   ); // every 60 minutes
 }