Move webcrypto to child/ and add support to worker_webkitplatformsupport.

content/child/webcrypto/platform_crypto_nss.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/renderer/webcrypto/platform_crypto.h"
+#include "content/child/webcrypto/platform_crypto.h"
 
 #include <cryptohi.h>
 #include <pk11pub.h>
 #include <sechash.h>
 
 #include <vector>
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
-#include "content/renderer/webcrypto/crypto_data.h"
-#include "content/renderer/webcrypto/webcrypto_util.h"
+#include "content/child/webcrypto/crypto_data.h"
+#include "content/child/webcrypto/webcrypto_util.h"
 #include "crypto/nss_util.h"
 #include "crypto/scoped_nss_types.h"
 #include "third_party/WebKit/public/platform/WebArrayBuffer.h"
 #include "third_party/WebKit/public/platform/WebCryptoAlgorithm.h"
 #include "third_party/WebKit/public/platform/WebCryptoAlgorithmParams.h"
 #include "third_party/WebKit/public/platform/WebCryptoKeyAlgorithm.h"
 
 #if defined(USE_NSS)
 #include <dlfcn.h>
 #endif
@@ skipping 1071 matching lines @@
                                      key_algorithm,
                                      usage_mask);
   return Status::Success();
 }
 
 }  // namespace platform
 
 }  // namespace webcrypto
 
 }  // namespace content