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

components/webcrypto/crypto_data.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/crypto_data.h"
+#include "components/webcrypto/crypto_data.h"
 #include "base/stl_util.h"
 
-namespace content {
-
 namespace webcrypto {
 
 CryptoData::CryptoData() : bytes_(NULL), byte_length_(0) {
 }
 
 CryptoData::CryptoData(const unsigned char* bytes, unsigned int byte_length)
     : bytes_(bytes), byte_length_(byte_length) {
 }
 
 CryptoData::CryptoData(const std::vector<unsigned char>& bytes)
     : bytes_(vector_as_array(&bytes)), byte_length_(bytes.size()) {
 }
 
 CryptoData::CryptoData(const std::string& bytes)
     : bytes_(bytes.size() ? reinterpret_cast<const unsigned char*>(bytes.data())
                           : NULL),
       byte_length_(bytes.size()) {
 }
 
 CryptoData::CryptoData(const blink::WebVector<unsigned char>& bytes)
     : bytes_(bytes.data()), byte_length_(bytes.size()) {
 }
 
 }  // namespace webcrypto
-
-}  // namespace content