PlzNavigate: detect when a ServiceWorker is present

content/browser/frame_host/navigation_request.h

Index: content/browser/frame_host/navigation_request.h
diff --git a/content/browser/frame_host/navigation_request.h b/content/browser/frame_host/navigation_request.h
index 30e9b2f6ee3d9d9428661c69752ad2db0da04053..3954cedc27375589c951d412cafe142765a7b622 100644
--- a/content/browser/frame_host/navigation_request.h
+++ b/content/browser/frame_host/navigation_request.h
@@ -179,6 +179,7 @@ class CONTENT_EXPORT NavigationRequest : public NavigationURLLoaderDelegate {
       std::unique_ptr<NavigationData> navigation_data) override;
   void OnRequestFailed(bool has_stale_copy_in_cache, int net_error) override;
   void OnRequestStarted(base::TimeTicks timestamp) override;
+  void OnServiceWorkerEncountered() override;
 
   // Called when the NavigationThrottles have been checked by the
   // NavigationHandle.
@@ -191,9 +192,6 @@ class CONTENT_EXPORT NavigationRequest : public NavigationURLLoaderDelegate {
   // be destroyed after this call.
   void CommitNavigation();
 
-  // Called when the navigation is about to be sent to the IO thread.
-  void InitializeServiceWorkerHandleIfNeeded();
-
   FrameTreeNode* frame_tree_node_;
 
   // Initialized on creation of the NavigationRequest. Sent to the renderer when