examples: fix watcher_kind example to work with the changes from #396 (…

…#407)

examples/watcher_kind/src/main.rs

@@ -1,10 +1,14 @@
 use std::time::Duration;
 
-use notify::*;
+use notify::{poll::PollWatcherConfig, *};
 fn main() {
-    let (tx, rx) = std::sync::mpsc::channel();
-    let watcher: Box<dyn Watcher> = if RecommendedWatcher::kind() == WatcherKind::PollWatcher {
-        Box::new(PollWatcher::with_delay(tx, Duration::from_secs(1)).unwrap())
+    let (tx, _rx) = std::sync::mpsc::channel();
+    let _watcher: Box<dyn Watcher> = if RecommendedWatcher::kind() == WatcherKind::PollWatcher {
+        let config = PollWatcherConfig {
+            poll_interval: Duration::from_secs(1),
+            ..Default::default()
+        };
+        Box::new(PollWatcher::with_config(tx, config).unwrap())
     } else {
         Box::new(RecommendedWatcher::new(tx).unwrap())
     };

src/poll.rs

@@ -386,7 +386,7 @@ impl Watcher for PollWatcher {
     /// Create a new [PollWatcher].
     ///
     /// The default poll frequency is 30 seconds.
-    /// Use [with_delay] to manually set the poll frequency.
+    /// Use [with_config] to manually set the poll frequency.
     fn new<F: EventHandler>(event_handler: F) -> Result<Self> {
         Self::with_config(event_handler, PollWatcherConfig::default())
     }