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

components/webcrypto/status.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_STATUS_H_
-#define CONTENT_CHILD_WEBCRYPTO_STATUS_H_
+#ifndef COMPONENTS_WEBCRYPTO_STATUS_H_
+#define COMPONENTS_WEBCRYPTO_STATUS_H_
 
 #include <string>
-#include "content/common/content_export.h"
 #include "third_party/WebKit/public/platform/WebCrypto.h"
 
-namespace content {
-
 namespace webcrypto {
 
 // Status indicates whether an operation completed successfully, or with an
 // error. The error is used for verification in unit-tests, as well as for
 // display to the user.
 //
 // As such, it is important that errors DO NOT reveal any sensitive material
 // (like key bytes).
-class CONTENT_EXPORT Status {
+class Status {
  public:
   Status() : type_(TYPE_ERROR) {}
 
   // Returns true if the Status represents an error (any one of them).
   bool IsError() const;
 
   // Returns true if the Status represent success.
   bool IsSuccess() const;
 
   // Returns a UTF-8 error message (non-localized) describing the error.
@@ skipping 245 matching lines @@
   // Constructs a success or error without any details.
   explicit Status(Type type);
 
   Type type_;
   blink::WebCryptoErrorType error_type_;
   std::string error_details_;
 };
 
 }  // namespace webcrypto
 
-}  // namespace content
-
-#endif  // CONTENT_CHILD_WEBCRYPTO_STATUS_H_
+#endif  // COMPONENTS_WEBCRYPTO_STATUS_H_