CSP violation reports should report the pre-redirect URL.

third_party/WebKit/Source/core/frame/csp/ContentSecurityPolicy.h

 /*
  * Copyright (C) 2011 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 220 matching lines @@
     void reportInvalidInReportOnly(const String&);
     void reportInvalidDirectiveInMeta(const String& directiveName);
     void reportInvalidReferrer(const String&);
     void reportReportOnlyInMeta(const String&);
     void reportMetaOutsideHead(const String&);
     void reportValueForEmptyDirective(const String& directiveName, const String& value);
 
     // If a frame is passed in, the report will be sent using it as a context. If no frame is
     // passed in, the report will be sent via this object's |m_executionContext| (or dropped
     // on the floor if no such context is available).
-    void reportViolation(const String& directiveText, const String& effectiveDirective, const String& consoleMessage, const KURL& blockedURL, const Vector<String>& reportEndpoints, const String& header, ViolationType, LocalFrame* = nullptr);
+    void reportViolation(const String& directiveText, const String& effectiveDirective, const String& consoleMessage, const KURL& blockedURL, const Vector<String>& reportEndpoints, const String& header, ViolationType, LocalFrame* = nullptr, RedirectStatus = RedirectStatus::FollowedRedirect);
 
     // Called when mixed content is detected on a page; will trigger a violation report if
     // the 'block-all-mixed-content' directive is specified for a policy.
-    void reportMixedContent(const KURL& mixedURL);
+    void reportMixedContent(const KURL& mixedURL, RedirectStatus);
 
     void reportBlockedScriptExecutionToInspector(const String& directiveText) const;
 
     const KURL url() const;
     void enforceSandboxFlags(SandboxFlags);
     void enforceStrictMixedContentChecking();
     void treatAsPublicAddress();
     String evalDisabledErrorMessage() const;
 
     void setInsecureRequestsPolicy(SecurityContext::InsecureRequestsPolicy);
@@ skipping 48 matching lines @@
     String m_disableEvalErrorMessage;
     SecurityContext::InsecureRequestsPolicy m_insecureRequestsPolicy;
 
     Member<CSPSource> m_selfSource;
     String m_selfProtocol;
 };
 
 } // namespace blink
 
 #endif