Index: third_party/WebKit/Source/core/fetch/Resource.h |
diff --git a/third_party/WebKit/Source/core/fetch/Resource.h b/third_party/WebKit/Source/core/fetch/Resource.h |
index 7c8b3c48e1933f3507a27f0de105c9daeae5e9a1..747771655887501360715f053788b91a7a186da9 100644 |
--- a/third_party/WebKit/Source/core/fetch/Resource.h |
+++ b/third_party/WebKit/Source/core/fetch/Resource.h |
@@ -124,6 +124,8 @@ public: |
const ResourceRequest& resourceRequest() const { return m_resourceRequest; } |
const ResourceRequest& lastResourceRequest() const; |
+ void setRevalidatingRequest(const ResourceRequest& request) { m_revalidatingRequest = request; } |
+ |
const KURL& url() const { return m_resourceRequest.url();} |
Type type() const { return static_cast<Type>(m_type); } |
const ResourceLoaderOptions& options() const { return m_options; } |
@@ -134,7 +136,7 @@ public: |
void addClient(ResourceClient*); |
void removeClient(ResourceClient*); |
- bool hasClients() const { return !m_clients.isEmpty() || !m_clientsAwaitingCallback.isEmpty(); } |
+ bool hasClients() const { return !m_clients.isEmpty() || !m_clientsAwaitingCallback.isEmpty() || !m_finishedClients.isEmpty(); } |
bool deleteIfPossible(); |
enum PreloadResult { |
@@ -234,9 +236,7 @@ public: |
bool canReuseRedirectChain(); |
bool mustRevalidateDueToCacheHeaders(); |
bool canUseCacheValidator(); |
- bool isCacheValidator() const { return m_resourceToRevalidate; } |
- Resource* resourceToRevalidate() const { return m_resourceToRevalidate; } |
- void setResourceToRevalidate(Resource*); |
+ bool isCacheValidator() const { return !m_revalidatingRequest.isNull(); } |
bool hasCacheControlNoStoreHeader(); |
bool hasVaryHeader() const; |
virtual bool mustRefetchDueToIntegrityMetadata(const FetchRequest& request) const { return false; } |
@@ -274,6 +274,8 @@ protected: |
virtual void checkNotify(); |
virtual void finishOnePart(); |
+ virtual void destroyDecodedDataForFailedRevalidation() { } |
+ |
// Normal resource pointers will silently switch what Resource* they reference when we |
// successfully revalidated the resource. We need a way to guarantee that the Resource |
// that received the 304 response survives long enough to switch everything over to the |
@@ -304,13 +306,11 @@ protected: |
void setDecodedSize(size_t); |
void didAccessDecodedData(); |
- void clearResourceToRevalidate(); |
- void updateResponseAfterRevalidation(const ResourceResponse& validatingResponse); |
- |
void finishPendingClients(); |
HashCountedSet<ResourceClient*> m_clients; |
HashCountedSet<ResourceClient*> m_clientsAwaitingCallback; |
+ HashCountedSet<ResourceClient*> m_finishedClients; |
class ResourceCallback : public NoBaseWillBeGarbageCollectedFinalized<ResourceCallback> { |
public: |
@@ -326,7 +326,7 @@ protected: |
WillBeHeapHashSet<RawPtrWillBeMember<Resource>> m_resourcesWithPendingClients; |
}; |
- bool hasClient(ResourceClient* client) { return m_clients.contains(client) || m_clientsAwaitingCallback.contains(client); } |
+ bool hasClient(ResourceClient* client) { return m_clients.contains(client) || m_clientsAwaitingCallback.contains(client) || m_finishedClients.contains(client); } |
struct RedirectPair { |
ALLOW_ONLY_INLINE_ALLOCATION(); |
@@ -345,7 +345,10 @@ protected: |
virtual bool isSafeToUnlock() const { return false; } |
virtual void destroyDecodedDataIfPossible() { } |
+ void markClientsFinished(); |
+ |
ResourceRequest m_resourceRequest; |
+ ResourceRequest m_revalidatingRequest; |
AtomicString m_accept; |
PersistentWillBeMember<ResourceLoader> m_loader; |
ResourceLoaderOptions m_options; |
@@ -358,7 +361,6 @@ protected: |
private: |
class CacheHandler; |
- bool addClientToSet(ResourceClient*); |
void cancelTimerFired(Timer<Resource>*); |
void switchClientsToRevalidatedResource(); |
@@ -410,18 +412,6 @@ private: |
bool m_deleted; |
#endif |
- // If this field is non-null we are using the resource as a proxy for checking whether an existing resource is still up to date |
- // using HTTP If-Modified-Since/If-None-Match headers. If the response is 304 all clients of this resource are moved |
- // to to be clients of m_resourceToRevalidate and the resource is deleted. If not, the field is zeroed and this |
- // resources becomes normal resource load. |
- RawPtrWillBeMember<Resource> m_resourceToRevalidate; |
- |
- // If this field is non-null, the resource has a proxy for checking whether it is still up to date (see m_resourceToRevalidate). |
- RawPtrWillBeMember<Resource> m_proxyResource; |
- |
- // These handles will need to be updated to point to the m_resourceToRevalidate in case we get 304 response. |
- HashSet<ResourcePtrBase*> m_handlesToRevalidate; |
- |
// Ordered list of all redirects followed while fetching this resource. |
Vector<RedirectPair> m_redirectChain; |
}; |