Sending an async GET request for doc.written blocked scripts.

third_party/WebKit/Source/platform/network/ResourceRequest.h

 /*
  * Copyright (C) 2003, 2006 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 43 matching lines @@
     ResourceRequestBlockedReasonOther,
     ResourceRequestBlockedReasonNone
 };
 
 enum InputToLoadPerfMetricReportPolicy {
     NoReport, // Don't report metrics for this ResourceRequest.
     ReportLink, // Report metrics for this request as initiated by a link click.
     ReportIntent, // Report metrics for this request as initiated by an intent.
 };
 
+enum InterventionsFlag {
+    InterventionNone = 0,
+    // Indicates that the doc written script was blocked and this is an async
+    // fetch for it. This is currently used to set the lowest priority.
+    InterventionBlockedDocWriteScriptAsyncFetch = 1 << 0,
+};
+
 struct CrossThreadResourceRequestData;
 
 class PLATFORM_EXPORT ResourceRequest final {
     DISALLOW_NEW();
 public:
     enum class RedirectStatus { FollowedRedirect, NoRedirect };
 
     class ExtraData : public RefCounted<ExtraData> {
     public:
         virtual ~ExtraData() { }
@@ skipping 66 matching lines @@
     void setHTTPBody(PassRefPtr<EncodedFormData>);
 
     EncodedFormData* attachedCredential() const;
     void setAttachedCredential(PassRefPtr<EncodedFormData>);
 
     bool allowStoredCredentials() const;
     void setAllowStoredCredentials(bool allowCredentials);
 
     ResourceLoadPriority priority() const;
     void setPriority(ResourceLoadPriority, int intraPriorityValue = 0);
+    ResourceLoadPriority computePriorityForInterventions(ResourceLoadPriority) const;
 
     bool isConditional() const;
 
     // Whether the associated ResourceHandleClient needs to be notified of
     // upload progress made for that resource.
     bool reportUploadProgress() const { return m_reportUploadProgress; }
     void setReportUploadProgress(bool reportUploadProgress) { m_reportUploadProgress = reportUploadProgress; }
 
     // Whether actual headers being sent/received should be collected and reported for the request.
     bool reportRawHeaders() const { return m_reportRawHeaders; }
@@ skipping 70 matching lines @@
     // https://mikewest.github.io/cors-rfc1918/#external-request
     bool isExternalRequest() const { return m_isExternalRequest; }
     void setExternalRequestStateFromRequestorAddressSpace(WebAddressSpace);
 
     InputToLoadPerfMetricReportPolicy inputPerfMetricReportPolicy() const { return m_inputPerfMetricReportPolicy; }
     void setInputPerfMetricReportPolicy(InputToLoadPerfMetricReportPolicy inputPerfMetricReportPolicy) { m_inputPerfMetricReportPolicy = inputPerfMetricReportPolicy; }
 
     void setRedirectStatus(RedirectStatus status) { m_redirectStatus = status; }
     RedirectStatus redirectStatus() const { return m_redirectStatus; }
 
+    void setInterventionsInfo(int flag) { m_interventionsInfo = m_interventionsInfo | flag; }
+
 private:
     void initialize(const KURL&);
 
     const CacheControlHeader& cacheControlHeader() const;
 
     KURL m_url;
     WebCachePolicy m_cachePolicy;
     double m_timeoutInterval; // 0 is a magic value for platform default on platforms that have one.
     KURL m_firstPartyForCookies;
     RefPtr<SecurityOrigin> m_requestorOrigin;
     AtomicString m_httpMethod;
     HTTPHeaderMap m_httpHeaderFields;
     RefPtr<EncodedFormData> m_httpBody;
     RefPtr<EncodedFormData> m_attachedCredential;
     bool m_allowStoredCredentials : 1;
     bool m_reportUploadProgress : 1;
     bool m_reportRawHeaders : 1;
     bool m_hasUserGesture : 1;
     bool m_downloadToFile : 1;
     bool m_useStreamOnResponse : 1;
     bool m_shouldResetAppCache : 1;
+    int m_interventionsInfo;
     WebURLRequest::SkipServiceWorker m_skipServiceWorker;
     ResourceLoadPriority m_priority;
     int m_intraPriorityValue;
     int m_requestorID;
     int m_requestorProcessID;
     int m_appCacheHostID;
     RefPtr<ExtraData> m_extraData;
     WebURLRequest::RequestContext m_requestContext;
     WebURLRequest::FrameType m_frameType;
     WebURLRequest::FetchRequestMode m_fetchRequestMode;
@@ skipping 52 matching lines @@
     bool m_checkForBrowserSideNavigation;
     double m_uiStartTime;
     bool m_isExternalRequest;
     InputToLoadPerfMetricReportPolicy m_inputPerfMetricReportPolicy;
     ResourceRequest::RedirectStatus m_redirectStatus;
 };
 
 } // namespace blink
 
 #endif // ResourceRequest_h