PlzNavigate: remove wrong usage of GetFrameHostForNavigation

content/browser/frame_host/navigation_request.cc

 // Copyright 2014 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.
 
 #include "content/browser/frame_host/navigation_request.h"
 
 #include <utility>
 
 #include "base/debug/dump_without_crashing.h"
 #include "base/memory/ptr_util.h"
@@ skipping 704 matching lines @@
        blink::WebSandboxFlags::kOrigin) != blink::WebSandboxFlags::kOrigin;
   request_params_.should_create_service_worker = can_create_service_worker;
   if (can_create_service_worker) {
     ServiceWorkerContextWrapper* service_worker_context =
         static_cast<ServiceWorkerContextWrapper*>(
             partition->GetServiceWorkerContext());
     navigation_handle_->InitServiceWorkerHandle(service_worker_context);
   }
 
   if (IsSchemeSupportedForAppCache(common_params_.url)) {
-    RenderFrameHostImpl* render_frame_host =
-        frame_tree_node_->render_manager()->GetFrameHostForNavigation(*this);
-    if (render_frame_host->GetRenderViewHost()
+    if (navigating_frame_host->GetRenderViewHost()
             ->GetWebkitPreferences()
             .application_cache_enabled) {
       navigation_handle_->InitAppCacheHandle(
           static_cast<ChromeAppCacheService*>(partition->GetAppCacheService()));
     }
   }
 
   // Mark the fetch_start (Navigation Timing API).
   request_params_.navigation_timing.fetch_start = base::TimeTicks::Now();
 
@@ skipping 111 matching lines @@
   DCHECK_EQ(request_params_.has_user_gesture, begin_params_.has_user_gesture);
 
   render_frame_host->CommitNavigation(response_.get(), std::move(body_),
                                       std::move(handle_), common_params_,
                                       request_params_, is_view_source_);
 
   frame_tree_node_->ResetNavigationRequest(true, true);
 }
 
 }  // namespace content