PlzNavigate: Make ServiceWorker work with PlzNavigate.

content/browser/frame_host/navigation_handle_impl.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_
 
 #include "content/public/browser/navigation_handle.h"
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/navigation_throttle.h"
 #include "url/gurl.h"
 
 namespace content {
 
 class NavigatorDelegate;
+class ServiceWorkerNavigationHandle;
 struct NavigationRequestInfo;
 
 // This class keeps track of a single navigation. It is created upon receipt of
 // a DidStartProvisionalLoad IPC in a RenderFrameHost. The RenderFrameHost owns
 // the newly created NavigationHandleImpl as long as the navigation is ongoing.
 // The NavigationHandleImpl in the RenderFrameHost will be reset when the
 // navigation stops, that is if one of the following events happen:
 //   - The RenderFrameHost receives a DidStartProvisionalLoad IPC for a new
 //   navigation (see below for special cases where the DidStartProvisionalLoad
 //   message does not indicate the start of a new navigation).
@@ skipping 64 matching lines @@
 
   // Returns whether the navigation is currently being transferred from one
   // RenderFrameHost to another. In particular, a DidStartProvisionalLoad IPC
   // for the navigation URL, received in the new RenderFrameHost, should not
   // indicate the start of a new navigation in that case.
   bool is_transferring() const { return is_transferring_; }
   void set_is_transferring(bool is_transferring) {
     is_transferring_ = is_transferring;
   }
 
+  // PlzNavigate
+  ServiceWorkerNavigationHandle* service_worker_handle() const {
+    return service_worker_handle_.get();
+  }
+
   // Called when the URLRequest will start in the network stack.
   NavigationThrottle::ThrottleCheckResult WillStartRequest(
       bool is_post,
       const Referrer& sanitized_referrer,
       bool has_user_gesture,
       ui::PageTransition transition,
       bool is_external_protocol);
 
   // Called when the URLRequest will be redirected in the network stack.
   NavigationThrottle::ThrottleCheckResult WillRedirectRequest(
@@ skipping 46 matching lines @@
   // Whether the navigation is in the middle of a transfer. Set to false when
   // the DidStartProvisionalLoad is received from the new renderer.
   bool is_transferring_;
 
   // The FrameTreeNode this navigation is happening in.
   FrameTreeNode* frame_tree_node_;
 
   // A list of Throttles registered for this navigation.
   ScopedVector<NavigationThrottle> throttles_;
 
+  // PlzNavigate
+  // Manages the lifetime of a pre-created ServiceWorkerProviderHost until a
+  // corresponding ServiceWorkerNetworkProvider is created in the renderer.
+  scoped_ptr<ServiceWorkerNavigationHandle> service_worker_handle_;
+
   DISALLOW_COPY_AND_ASSIGN(NavigationHandleImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATION_HANDLE_IMPL_H_