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35 #include "ResourceHandleClient.h"
37 #include <wtf/Noncopyable.h>
38 #include <wtf/RefPtr.h>
47 class ResourceResponse;
49 // This class triggers asynchronous loads independent of Frame staying alive (i.e., auditing pingbacks).
50 // Since nothing depends on resources loaded through this class, we just want
51 // to allow the load to live long enough to ensure the message was actually sent.
52 // Therefore, as soon as a callback is received from the ResourceHandle, this class
53 // will cancel the load and delete itself.
54 class PingLoader : private ResourceHandleClient {
55 WTF_MAKE_NONCOPYABLE(PingLoader); WTF_MAKE_FAST_ALLOCATED;
57 static void loadImage(Frame*, const KURL& url);
58 static void sendPing(Frame*, const KURL& pingURL, const KURL& destinationURL);
59 static void reportContentSecurityPolicyViolation(Frame*, const KURL& reportURL, PassRefPtr<FormData> report);
64 PingLoader(Frame*, ResourceRequest&);
66 void didReceiveResponse(ResourceHandle*, const ResourceResponse&) { delete this; }
67 void didReceiveData(ResourceHandle*, const char*, int, int) { delete this; }
68 void didFinishLoading(ResourceHandle*, double) { delete this; }
69 void didFail(ResourceHandle*, const ResourceError&) { delete this; }
70 void timeout(Timer<PingLoader>*) { delete this; }
71 bool shouldUseCredentialStorage(ResourceHandle*) { return m_shouldUseCredentialStorage; }
73 RefPtr<ResourceHandle> m_handle;
74 Timer<PingLoader> m_timeout;
75 bool m_shouldUseCredentialStorage;