Keep only base/extractor.[cc|h].

plugins/update/npapi/np_update.h

-// Copyright 2009 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ========================================================================
-
-#ifndef OMAHA_PLUGINS_UPDATE_NPAPI_NP_UPDATE_H_
-#define OMAHA_PLUGINS_UPDATE_NPAPI_NP_UPDATE_H_
-
-#include <atlstr.h>
-#include "base/basictypes.h"
-#include "omaha/plugins/base/pluginbase.h"
-#include "omaha/plugins/update/site_lock.h"
-#include "third_party/npapi/bindings/nphostapi.h"
-
-namespace omaha {
-
-class DispatchHost;
-
-class NPUpdate : public nsPluginInstanceBase {
- public:
-  explicit NPUpdate(NPP instance, const char* mime_type);
-  virtual ~NPUpdate();
-
-  // nsPluginInstanceBase overrides.
-  virtual NPBool init(NPWindow* np_window);
-  virtual void shut();
-  virtual NPBool isInitialized();
-  virtual NPError GetValue(NPPVariable variable, void* value);
-
- private:
-  bool GetCurrentBrowserUrl(CString* url);
-  bool MapMimeTypeToClsid(CLSID* clsid);
-
-  NPP instance_;
-  bool is_initialized_;
-  CString mime_type_;
-  SiteLock site_lock_;
-  DispatchHost* scriptable_object_;
-
-  friend class NPUpdateTest;
-
-  DISALLOW_COPY_AND_ASSIGN(NPUpdate);
-};
-
-}  // namespace omaha
-
-#endif  // OMAHA_PLUGINS_UPDATE_NPAPI_NP_UPDATE_H_