components: Cleanup class/struct fwd declarations

components/nacl/renderer/json_manifest.h

 // 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.
 
 #ifndef COMPONENTS_NACL_RENDERER_JSON_MANIFEST_H
 #define COMPONENTS_NACL_RENDERER_JSON_MANIFEST_H
 
 #include <memory>
 #include <set>
 #include <string>
 #include <utility>
 
 #include "base/values.h"
 #include "components/nacl/renderer/ppb_nacl_private.h"
 
 namespace nacl {
 class JsonManifest;
-class NexeLoadManager;
 struct NaClResourcePrefetchRequest;
 
 class JsonManifest {
  public:
   struct ErrorInfo {
     PP_NaClError error;
     std::string string;
   };
 
   JsonManifest(const std::string& manifest_base_url,
@@ skipping 44 matching lines @@
   bool nonsfi_enabled_;
   bool pnacl_debug_;
 
   // The dictionary of manifest information parsed in Init().
   std::unique_ptr<base::DictionaryValue> dictionary_;
 };
 
 }  // namespace nacl
 
 #endif  // COMPONENTS_NACL_RENDERER_JSON_MANIFEST_H