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diff --git a/chrome/browser/webui/options/certificate_manager_handler.h b/chrome/browser/webui/options/certificate_manager_handler.h
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+// 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.
+
+#ifndef CHROME_BROWSER_WEBUI_OPTIONS_CERTIFICATE_MANAGER_HANDLER_H_
+#define CHROME_BROWSER_WEBUI_OPTIONS_CERTIFICATE_MANAGER_HANDLER_H_
+#pragma once
+
+#include <string>
+
+#include "base/scoped_ptr.h"
+#include "chrome/browser/cancelable_request.h"
+#include "chrome/browser/certificate_manager_model.h"
+#include "chrome/browser/dom_ui/options/options_ui.h"
+#include "chrome/browser/ui/shell_dialogs.h"
+#include "net/base/cert_database.h"
+#include "ui/gfx/native_widget_types.h"
+
+class FileAccessProvider;
+
+class CertificateManagerHandler : public OptionsPageUIHandler,
+    public CertificateManagerModel::Observer,
+    public SelectFileDialog::Listener {
+ public:
+  CertificateManagerHandler();
+  virtual ~CertificateManagerHandler();
+
+  // OptionsUIHandler implementation.
+  virtual void GetLocalizedValues(DictionaryValue* localized_strings);
+  virtual void RegisterMessages();
+
+  // CertificateManagerModel::Observer implementation.
+  virtual void CertificatesRefreshed();
+
+  // SelectFileDialog::Listener implementation.
+  virtual void FileSelected(const FilePath& path, int index, void* params);
+  virtual void FileSelectionCanceled(void* params);
+
+ private:
+  // View certificate.
+  void View(const ListValue* args);
+
+  // Edit server certificate trust values.
+  void EditServer(const ListValue* args);
+
+  // Edit certificate authority trust values.  The sequence goes like:
+  //  1. user clicks edit button -> CertificateEditCaTrustOverlay.show ->
+  //  GetCATrust -> CertificateEditCaTrustOverlay.populateTrust
+  //  2. user clicks ok -> EditCATrust -> CertificateEditCaTrustOverlay.dismiss
+  void GetCATrust(const ListValue* args);
+  void EditCATrust(const ListValue* args);
+
+  // Cleanup state stored during import or export process.
+  void CancelImportExportProcess(const ListValue* args);
+  void ImportExportCleanup();
+
+  // Export to PKCS #12 file.  The sequence goes like:
+  //  1a. user click on export button -> ExportPersonal -> launches file
+  //  selector
+  //  1b. user click on export all button -> ExportAllPersonal -> launches file
+  //  selector
+  //  2. user selects file -> ExportPersonalFileSelected -> launches password
+  //  dialog
+  //  3. user enters password -> ExportPersonalPasswordSelected -> unlock slots
+  //  4. slots unlocked -> ExportPersonalSlotsUnlocked -> exports to memory
+  //  buffer -> starts async write operation
+  //  5. write finishes (or fails) -> ExportPersonalFileWritten
+  void ExportPersonal(const ListValue* args);
+  void ExportAllPersonal(const ListValue* args);
+  void ExportPersonalFileSelected(const FilePath& path);
+  void ExportPersonalPasswordSelected(const ListValue* args);
+  void ExportPersonalSlotsUnlocked();
+  void ExportPersonalFileWritten(int write_errno, int bytes_written);
+
+  // Import from PKCS #12 file.  The sequence goes like:
+  //  1. user click on import button -> StartImportPersonal -> launches file
+  //  selector
+  //  2. user selects file -> ImportPersonalFileSelected -> launches password
+  //  dialog
+  //  3. user enters password -> ImportPersonalPasswordSelected -> starts async
+  //  read operation
+  //  4. read operation completes -> ImportPersonalFileRead -> unlock slot
+  //  5. slot unlocked -> ImportPersonalSlotUnlocked attempts to
+  //  import with previously entered password
+  //  6a. if import succeeds -> ImportExportCleanup
+  //  6b. if import fails -> show error, ImportExportCleanup
+  //  TODO(mattm): allow retrying with different password
+  void StartImportPersonal(const ListValue* args);
+  void ImportPersonalFileSelected(const FilePath& path);
+  void ImportPersonalPasswordSelected(const ListValue* args);
+  void ImportPersonalFileRead(int read_errno, std::string data);
+  void ImportPersonalSlotUnlocked();
+
+  // Import Server certificates from file.  Sequence goes like:
+  //  1. user clicks on import button -> ImportServer -> launches file selector
+  //  2. user selects file -> ImportServerFileSelected -> starts async read
+  //  3. read completes -> ImportServerFileRead -> parse certs -> attempt import
+  //  4a. if import succeeds -> ImportExportCleanup
+  //  4b. if import fails -> show error, ImportExportCleanup
+  void ImportServer(const ListValue* args);
+  void ImportServerFileSelected(const FilePath& path);
+  void ImportServerFileRead(int read_errno, std::string data);
+
+  // Import Certificate Authorities from file.  Sequence goes like:
+  //  1. user clicks on import button -> ImportCA -> launches file selector
+  //  2. user selects file -> ImportCAFileSelected -> starts async read
+  //  3. read completes -> ImportCAFileRead -> parse certs ->
+  //  CertificateEditCaTrustOverlay.showImport
+  //  4. user clicks ok -> ImportCATrustSelected -> attempt import
+  //  5a. if import succeeds -> ImportExportCleanup
+  //  5b. if import fails -> show error, ImportExportCleanup
+  void ImportCA(const ListValue* args);
+  void ImportCAFileSelected(const FilePath& path);
+  void ImportCAFileRead(int read_errno, std::string data);
+  void ImportCATrustSelected(const ListValue* args);
+
+  // Export a certificate.
+  void Export(const ListValue* args);
+
+  // Delete certificate and private key (if any).
+  void Delete(const ListValue* args);
+
+  // Populate the trees in all the tabs.
+  void Populate(const ListValue* args);
+
+  // Populate the given tab's tree.
+  void PopulateTree(const std::string& tab_name, net::CertType type);
+
+  // Display a WebUI error message box.
+  void ShowError(const std::string& title, const std::string& error) const;
+
+  // Display a WebUI error message box for import failures.
+  // Depends on |selected_cert_list_| being set to the imports that we
+  // attempted to import.
+  void ShowImportErrors(
+      const std::string& title,
+      const net::CertDatabase::ImportCertFailureList& not_imported) const;
+
+  gfx::NativeWindow GetParentWindow() const;
+
+  // The Certificates Manager model
+  scoped_ptr<CertificateManagerModel> certificate_manager_model_;
+
+  // For multi-step import or export processes, we need to store the path,
+  // password, etc the user chose while we wait for them to enter a password,
+  // wait for file to be read, etc.
+  FilePath file_path_;
+  string16 password_;
+  std::string file_data_;
+  net::CertificateList selected_cert_list_;
+  scoped_refptr<SelectFileDialog> select_file_dialog_;
+  scoped_refptr<net::CryptoModule> module_;
+
+  // Used in reading and writing certificate files.
+  CancelableRequestConsumer consumer_;
+  scoped_refptr<FileAccessProvider> file_access_provider_;
+
+  DISALLOW_COPY_AND_ASSIGN(CertificateManagerHandler);
+};
+
+#endif  // CHROME_BROWSER_WEBUI_OPTIONS_CERTIFICATE_MANAGER_HANDLER_H_