'blob:' URLs should not match 'self' in CSP source expression lists.

Source/core/frame/csp/CSPSourceList.cpp

 // Copyright 2014 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.
 
 #include "config.h"
 #include "core/frame/csp/CSPSourceList.h"
 
 #include "core/frame/csp/CSPSource.h"
 #include "core/frame/csp/ContentSecurityPolicy.h"
 #include "platform/ParsingUtilities.h"
@@ skipping 30 matching lines @@
     , m_allowEval(false)
     , m_hashAlgorithmsUsed(0)
 {
 }
 
 bool CSPSourceList::matches(const KURL& url, ContentSecurityPolicy::RedirectStatus redirectStatus) const
 {
     if (m_allowStar)
         return true;
 
-    KURL effectiveURL = SecurityOrigin::shouldUseInnerURL(url) ? SecurityOrigin::extractInnerURL(url) : url;
+    KURL effectiveURL = m_policy->selfMatchesInnerURL() && SecurityOrigin::shouldUseInnerURL(url) ? SecurityOrigin::extractInnerURL(url) : url;
 
     if (m_allowSelf && m_policy->urlMatchesSelf(effectiveURL))
         return true;
 
     for (size_t i = 0; i < m_list.size(); ++i) {
         if (m_list[i].matches(effectiveURL, redirectStatus))
             return true;
     }
 
     return false;
@@ skipping 423 matching lines @@
 }
 
 void CSPSourceList::addSourceHash(const ContentSecurityPolicyHashAlgorithm& algorithm, const DigestValue& hash)
 {
     m_hashes.add(CSPHashValue(algorithm, hash));
     m_hashAlgorithmsUsed |= algorithm;
 }
 
 
 } // namespace blink