Fix a bunch of IWYU violators that don't include scoped_ptr.h

components/webcrypto/jwk.h

 // 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.
 
 #ifndef COMPONENTS_WEBCRYPTO_JWK_H_
 #define COMPONENTS_WEBCRYPTO_JWK_H_
 
 #include <stdint.h>
+
 #include <vector>
 
+#include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "third_party/WebKit/public/platform/WebCrypto.h"
 
 namespace webcrypto {
 
 class CryptoData;
 class Status;
 
 // Helper class for parsing a JWK from JSON.
 //
@@ skipping 106 matching lines @@
 
 // Converts a JWK "key_ops" array to the corresponding WebCrypto usages. Used by
 // testing.
 Status GetWebCryptoUsagesFromJwkKeyOpsForTest(
     const base::ListValue* key_ops,
     blink::WebCryptoKeyUsageMask* usages);
 
 }  // namespace webcrypto
 
 #endif  // COMPONENTS_WEBCRYPTO_JWK_H_