Update Native Client Authors to be Chromium Authors for the code moved from the

ppapi/native_client/src/trusted/plugin/manifest.cc

 /*
- * Copyright (c) 2011 The Native Client Authors. All rights reserved.
+ * Copyright (c) 2011 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 <algorithm>
 
 #include "native_client/src/trusted/plugin/manifest.h"
 
 #include <stdlib.h>
 
@@ skipping 484 matching lines @@
     error_info->SetReport(ERROR_MANIFEST_GET_NEXE_URL,
                           nacl::string(kPnaclLdKey) +
                           " must be pre-translated for " + sandbox_isa_ + "!");
     return false;
   }
 
   return ResolveURL(nexe_url, full_url, error_info);
 }
 
 }  // namespace plugin