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

ppapi/native_client/src/trusted/plugin/array_ppapi.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 <assert.h>
 
 #include "native_client/src/include/nacl_string.h"
 #include "native_client/src/include/nacl_macros.h"
 #include "native_client/src/include/portability.h"
 #include "native_client/src/trusted/plugin/utility.h"
 #include "native_client/src/trusted/plugin/array_ppapi.h"
 
 
 namespace plugin {
 
 ArrayPpapi::ArrayPpapi(Plugin* instance) {
   PLUGIN_PRINTF(("ArrayPpapi::ArrayPpapi (this=%p, instance=%p)\n",
                  static_cast<void*>(this), static_cast<void*>(instance)));
   pp::VarPrivate window = instance->GetWindowObject();
   PLUGIN_PRINTF(("ArrayPpapi::ArrayPpapi (window=%d)\n",
                 !window.is_undefined()));
   js_array_ = window.Call(pp::Var("eval"), pp::Var("new Array;"));
   PLUGIN_PRINTF(("ArrayPpapi::ArrayPpapi (js_array_=%d)\n",
                  !js_array_.is_undefined()));
   assert(!js_array_.is_undefined());
 }
 
 }  // namespace plugin