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

components/webcrypto/generate_key_result.cc

 // 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 "content/child/webcrypto/generate_key_result.h"
+#include "components/webcrypto/generate_key_result.h"
 
 #include "base/logging.h"
 
-namespace content {
+namespace components {
 
 namespace webcrypto {
 
 GenerateKeyResult::GenerateKeyResult() : type_(TYPE_NULL) {
 }
 
 GenerateKeyResult::Type GenerateKeyResult::type() const {
   return type_;
 }
 
@@ skipping 33 matching lines @@
       out->completeWithKey(secret_key());
       break;
     case TYPE_PUBLIC_PRIVATE_KEY_PAIR:
       out->completeWithKeyPair(public_key(), private_key());
       break;
   }
 }
 
 }  // namespace webcrypto
 
-}  // namespace content
+}  // namespace components