PlzNavigate: AppCache support.

content/browser/loader/resource_dispatcher_host_impl.cc

 // Copyright (c) 2012 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.
 
 // See http://dev.chromium.org/developers/design-documents/multi-process-resource-loading
 
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 
 #include <stddef.h>
 
@@ skipping 16 matching lines @@
 #include "base/message_loop/message_loop.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/metrics/sparse_histogram.h"
 #include "base/profiler/scoped_tracker.h"
 #include "base/stl_util.h"
 #include "base/strings/string_util.h"
 #include "base/third_party/dynamic_annotations/dynamic_annotations.h"
 #include "base/timer/timer.h"
 #include "content/browser/appcache/appcache_interceptor.h"
+#include "content/browser/appcache/appcache_navigation_handle_core.h"
 #include "content/browser/appcache/chrome_appcache_service.h"
 #include "content/browser/bad_message.h"
 #include "content/browser/blob_storage/chrome_blob_storage_context.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/frame_host/frame_tree.h"
 #include "content/browser/frame_host/navigation_handle_impl.h"
 #include "content/browser/frame_host/navigation_request_info.h"
 #include "content/browser/frame_host/navigator.h"
 #include "content/browser/loader/async_resource_handler.h"
 #include "content/browser/loader/async_revalidation_manager.h"
@@ skipping 2037 matching lines @@
     net::URLRequest* request) {
   ResourceRequestInfoImpl* info = ResourceRequestInfoImpl::ForRequest(request);
   IncrementOutstandingRequestsCount(-1, info);
 }
 
 void ResourceDispatcherHostImpl::BeginNavigationRequest(
     ResourceContext* resource_context,
     const NavigationRequestInfo& info,
     std::unique_ptr<NavigationUIData> navigation_ui_data,
     NavigationURLLoaderImplCore* loader,
-    ServiceWorkerNavigationHandleCore* service_worker_handle_core) {
+    ServiceWorkerNavigationHandleCore* service_worker_handle_core,
+    AppCacheNavigationHandleCore* appcache_handle_core) {
   // PlzNavigate: BeginNavigationRequest currently should only be used for the
   // browser-side navigations project.
   CHECK(IsBrowserSideNavigationEnabled());
 
   ResourceType resource_type = info.is_main_frame ?
       RESOURCE_TYPE_MAIN_FRAME : RESOURCE_TYPE_SUB_FRAME;
 
   // Do not allow browser plugin guests to navigate to non-web URLs, since they
   // cannot swap processes or grant bindings. Do not check external protocols
   // here because they're checked in
@@ skipping 138 matching lines @@
 
   RequestContextFrameType frame_type =
       info.is_main_frame ? REQUEST_CONTEXT_FRAME_TYPE_TOP_LEVEL
                          : REQUEST_CONTEXT_FRAME_TYPE_NESTED;
   ServiceWorkerRequestHandler::InitializeForNavigation(
       new_request.get(), service_worker_handle_core, blob_context,
       info.begin_params.skip_service_worker, resource_type,
       info.begin_params.request_context_type, frame_type,
       info.are_ancestors_secure, info.common_params.post_data);
 
-  // TODO(davidben): Attach AppCacheInterceptor.
+  // Have the appcache associate its extra info with the request.
+  if (appcache_handle_core) {
+    AppCacheInterceptor::SetExtraRequestInfoForHost(
+        new_request.get(), appcache_handle_core->host(), resource_type, false);
+  }
 
   std::unique_ptr<ResourceHandler> handler(
       new NavigationResourceHandler(new_request.get(), loader, delegate()));
 
-  // TODO(davidben): Pass in the appropriate appcache_service. Also fix the
-  // dependency on child_id/route_id. Those are used by the ResourceScheduler;
-  // currently it's a no-op.
-  handler =
-      AddStandardHandlers(new_request.get(), resource_type, resource_context,
-                          info.begin_params.request_context_type,
-                          nullptr,  // appcache_service
-                          -1,       // child_id
-                          -1,       // route_id
-                          std::move(handler));
+  // TODO(davidben): Fix the dependency on child_id/route_id. Those are used
+  // by the ResourceScheduler. currently it's a no-op.
+  handler = AddStandardHandlers(
+      new_request.get(),
+      resource_type,
+      resource_context,
+      info.begin_params.request_context_type,
+      appcache_handle_core ?
+          appcache_handle_core->GetAppCacheService() : nullptr,
+      -1,  // child_id
+      -1,  // route_id
+      std::move(handler));
 
   BeginRequestInternal(std::move(new_request), std::move(handler));
 }
 
 void ResourceDispatcherHostImpl::EnableStaleWhileRevalidateForTesting() {
   if (!async_revalidation_manager_)
     async_revalidation_manager_.reset(new AsyncRevalidationManager);
 }
 
 void ResourceDispatcherHostImpl::SetLoaderDelegate(
@@ skipping 522 matching lines @@
                                  &throttles);
     if (!throttles.empty()) {
       handler.reset(new ThrottlingResourceHandler(std::move(handler), request,
                                                   std::move(throttles)));
     }
   }
   return handler;
 }
 
 }  // namespace content