Oilpan: fix build after r183788.

Source/core/frame/SubresourceIntegrityTest.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/SubresourceIntegrity.h"
 
 #include "core/HTMLNames.h"
 #include "core/dom/Document.h"
 #include "core/html/HTMLScriptElement.h"
@@ skipping 108 matching lines @@
     {
         scriptElement->setAttribute(HTMLNames::integrityAttr, integrity);
         EXPECT_FALSE(SubresourceIntegrity::CheckSubresourceIntegrity(*scriptElement, script, url));
     }
 
     KURL secureURL;
     KURL insecureURL;
     RefPtr<SecurityOrigin> secureOrigin;
     RefPtr<SecurityOrigin> insecureOrigin;
 
-    RefPtrWillBeRawPtr<Document> document;
-    RefPtrWillBeRawPtr<HTMLScriptElement> scriptElement;
+    RefPtrWillBePersistent<Document> document;
+    RefPtrWillBePersistent<HTMLScriptElement> scriptElement;
 };
 
 TEST_F(SubresourceIntegrityTest, ParseAlgorithm)
 {
     expectAlgorithm("sha256;", HashAlgorithmSha256);
     expectAlgorithm("sha384;", HashAlgorithmSha384);
     expectAlgorithm("sha512;", HashAlgorithmSha512);
 
     expectAlgorithmFailure("sha1;");
     expectAlgorithmFailure("sha-1;");
@@ skipping 73 matching lines @@
     document->updateSecurityOrigin(insecureOrigin->isolatedCopy());
 
     expectIntegrityFailure(kSha256Integrity, kBasicScript, secureURL);
     expectIntegrityFailure(kSha384Integrity, kBasicScript, secureURL);
     expectIntegrityFailure(kSha512Integrity, kBasicScript, secureURL);
     expectIntegrityFailure(kSha384IntegrityLabeledAs256, kBasicScript, secureURL);
     expectIntegrityFailure(kUnsupportedHashFunctionIntegrity, kBasicScript, secureURL);
 }
 
 } // namespace blink