html_viewer: Move webcrypto to a place where html_viewer can use it.

components/webcrypto/openssl/key_openssl.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 CONTENT_CHILD_WEBCRYPTO_OPENSSL_KEY_OPENSSL_H_
-#define CONTENT_CHILD_WEBCRYPTO_OPENSSL_KEY_OPENSSL_H_
+#ifndef COMPONENTS_WEBCRYPTO_OPENSSL_KEY_OPENSSL_H_
+#define COMPONENTS_WEBCRYPTO_OPENSSL_KEY_OPENSSL_H_
 
 #include <openssl/ossl_typ.h>
 #include <stdint.h>
 #include <vector>
 
 #include "base/macros.h"
 #include "crypto/scoped_openssl_types.h"
 #include "third_party/WebKit/public/platform/WebCryptoKey.h"
 
-namespace content {
-
 namespace webcrypto {
 
 class CryptoData;
 class AsymKeyOpenSsl;
 class SymKeyOpenSsl;
 
 // Base key class for all OpenSSL keys, used to safely cast between types. Each
 // key maintains a copy of its serialized form in either 'raw', 'pkcs8', or
 // 'spki' format. This is to allow structured cloning of keys synchronously from
 // the target Blink thread without having to lock access to the key.
@@ skipping 43 matching lines @@
   EVP_PKEY* key() { return key_.get(); }
 
  private:
   crypto::ScopedEVP_PKEY key_;
 
   DISALLOW_COPY_AND_ASSIGN(AsymKeyOpenSsl);
 };
 
 }  // namespace webcrypto
 
-}  // namespace content
-
-#endif  // CONTENT_CHILD_WEBCRYPTO_OPENSSL_KEY_OPENSSL_H_
+#endif  // COMPONENTS_WEBCRYPTO_OPENSSL_KEY_OPENSSL_H_