some tweaks

Author: yury-s

playwright/src/main/java/com/microsoft/playwright/impl/BrowserContextImpl.java

@@ -805,7 +805,6 @@ protected void handleEvent(String event, JsonObject params) {
     } else if ("response".equals(event)) {
       String guid = params.getAsJsonObject("response").get("guid").getAsString();
       ResponseImpl response = connection.getExistingObject(guid);
-      response.request.existingResponse = response;
       listeners.notify(EventType.RESPONSE, response);
       if (params.has("page")) {
         PageImpl page = connection.getExistingObject(params.getAsJsonObject("page").get("guid").getAsString());

playwright/src/main/java/com/microsoft/playwright/impl/PageImpl.java

@@ -46,6 +46,7 @@ public class PageImpl extends ChannelOwner implements Page {
   private final KeyboardImpl keyboard;
   private final MouseImpl mouse;
   private final TouchscreenImpl touchscreen;
+  private final OverlayImpl overlay;
   final Waitable<?> waitableClosedOrCrashed;
   private ViewportSize viewport;
   private final Router routes = new Router();
@@ -100,7 +101,6 @@ private static final Map<EventType, String> eventSubscriptions() {
   private VideoImpl video;
   private final PageImpl opener;
   private String closeReason;
-  private final OverlayImpl overlay;
 
   enum EventType {
     CLOSE,

playwright/src/main/java/com/microsoft/playwright/impl/VideoImpl.java

@@ -78,6 +78,7 @@ public void stop() {
     page.sendMessage("videoStop", new JsonObject(), ChannelOwner.NO_TIMEOUT);
     if (savePath != null) {
       saveAs(savePath);
+      savePath = null;
     }
   }