| // Copyright 2018 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 THIRD_PARTY_BLINK_RENDERER_PLATFORM_LOADER_FETCH_STALE_REVALIDATION_RESOURCE_CLIENT_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_LOADER_FETCH_STALE_REVALIDATION_RESOURCE_CLIENT_H_ |
| |
| #include "third_party/blink/renderer/platform/loader/fetch/raw_resource.h" |
| |
| namespace blink { |
| |
| // Stale Revalidation Resources are requests to the network stack without the |
| // allow staleness bit set on. This should cause the network stack's http cache |
| // to revalidate the resource. When the request has been completed the original |
| // resource will be removed from the memory cache. |
| class StaleRevalidationResourceClient |
| : public GarbageCollectedFinalized<StaleRevalidationResourceClient>, |
| public RawResourceClient { |
| USING_GARBAGE_COLLECTED_MIXIN(StaleRevalidationResourceClient); |
| |
| public: |
| explicit StaleRevalidationResourceClient(Resource* stale_resource); |
| ~StaleRevalidationResourceClient() override; |
| |
| // RawResourceClient overloads. |
| void NotifyFinished(Resource* resource) override; |
| void Trace(blink::Visitor* visitor) override; |
| String DebugName() const override; |
| |
| private: |
| base::TimeTicks start_time_; |
| // |stale_resource_| is the original resource that will be removed from the |
| // MemoryCache when this revalidation request is completed. Note that it is |
| // different than the active resource for this resource client which accessed |
| // via |GetResource()|. |
| WeakMember<Resource> stale_resource_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_LOADER_FETCH_STALE_REVALIDATION_RESOURCE_CLIENT_H_ |