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diff --git a/chrome/browser/extensions/extension_bookmarks_module.h b/chrome/browser/extensions/extension_bookmarks_module.h
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+++ b/chrome/browser/extensions/extension_bookmarks_module.h
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+// Copyright (c) 2009 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_EXTENSIONS_EXTENSION_BOOKMARKS_MODULE_H_
+#define CHROME_BROWSER_EXTENSIONS_EXTENSION_BOOKMARKS_MODULE_H_
+
+#include <list>
+#include <string>
+
+#include "base/singleton.h"
+#include "chrome/browser/bookmarks/bookmark_model_observer.h"
+#include "chrome/browser/extensions/extension_function.h"
+#include "chrome/browser/shell_dialogs.h"
+#include "chrome/common/notification_registrar.h"
+
+// Observes BookmarkModel and then routes the notifications as events to
+// the extension system.
+class ExtensionBookmarkEventRouter : public BookmarkModelObserver {
+ public:
+  static ExtensionBookmarkEventRouter* GetSingleton();
+  virtual ~ExtensionBookmarkEventRouter();
+
+  // Call this for each model to observe.  Safe to call multiple times per
+  // model.
+  void Observe(BookmarkModel* model);
+
+  // BookmarkModelObserver
+  virtual void Loaded(BookmarkModel* model);
+  virtual void BookmarkModelBeingDeleted(BookmarkModel* model) { }
+  virtual void BookmarkNodeMoved(BookmarkModel* model,
+                                 const BookmarkNode* old_parent,
+                                 int old_index,
+                                 const BookmarkNode* new_parent,
+                                 int new_index);
+  virtual void BookmarkNodeAdded(BookmarkModel* model,
+                                 const BookmarkNode* parent,
+                                 int index);
+  virtual void BookmarkNodeRemoved(BookmarkModel* model,
+                                   const BookmarkNode* parent,
+                                   int old_index,
+                                   const BookmarkNode* node);
+  virtual void BookmarkNodeChanged(BookmarkModel* model,
+                                   const BookmarkNode* node);
+  virtual void BookmarkNodeFavIconLoaded(BookmarkModel* model,
+                                         const BookmarkNode* node);
+  virtual void BookmarkNodeChildrenReordered(BookmarkModel* model,
+                                             const BookmarkNode* node);
+  virtual void BookmarkImportBeginning(BookmarkModel* model);
+  virtual void BookmarkImportEnding(BookmarkModel* model);
+
+ private:
+  ExtensionBookmarkEventRouter();
+  friend struct DefaultSingletonTraits<ExtensionBookmarkEventRouter>;
+
+  // Helper to actually dispatch an event to extension listeners.
+  void DispatchEvent(Profile* profile,
+                     const char* event_name,
+                     const std::string json_args);
+
+  // These are stored so that Observe can be called multiple times safely.
+  // This way the caller doesn't have to know whether it's already observing
+  // a particular model or not.  The pointers are not owned by this object.
+  std::set<BookmarkModel*> models_;
+
+  DISALLOW_COPY_AND_ASSIGN(ExtensionBookmarkEventRouter);
+};
+
+class BookmarksFunction : public AsyncExtensionFunction,
+                          public NotificationObserver {
+ public:
+  virtual void Run();
+  virtual bool RunImpl() = 0;
+
+ protected:
+  // Helper to get the bookmark id as int64 from the given string id.
+  // Sets error_ to an error string if the given id string can't be parsed
+  // as an int64. In case of error, doesn't change id and returns false.
+  bool GetBookmarkIdAsInt64(const std::string& id_string, int64* id);
+
+ private:
+  virtual void Observe(NotificationType type,
+                       const NotificationSource& source,
+                       const NotificationDetails& details);
+  NotificationRegistrar registrar_;
+};
+
+class GetBookmarksFunction : public BookmarksFunction {
+ public:
+  virtual bool RunImpl();
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.get")
+};
+
+class GetBookmarkChildrenFunction : public BookmarksFunction {
+ public:
+  virtual bool RunImpl();
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.getChildren")
+};
+
+class GetBookmarkRecentFunction : public BookmarksFunction {
+ public:
+  virtual bool RunImpl();
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.getRecent")
+};
+
+class GetBookmarkTreeFunction : public BookmarksFunction {
+ public:
+  virtual bool RunImpl();
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.getTree")
+};
+
+class SearchBookmarksFunction : public BookmarksFunction {
+ public:
+  virtual bool RunImpl();
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.search")
+};
+
+class RemoveBookmarkFunction : public BookmarksFunction {
+ public:
+  // Returns true on successful parse and sets invalid_id to true if conversion
+  // from id string to int64 failed.
+  static bool ExtractIds(const ListValue* args, std::list<int64>* ids,
+                         bool* invalid_id);
+  virtual bool RunImpl();
+  virtual void GetQuotaLimitHeuristics(
+      std::list<QuotaLimitHeuristic*>* heuristics) const;
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.remove")
+};
+
+class RemoveTreeBookmarkFunction : public RemoveBookmarkFunction {
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.removeTree")
+};
+
+class CreateBookmarkFunction : public BookmarksFunction {
+ public:
+  virtual void GetQuotaLimitHeuristics(
+      std::list<QuotaLimitHeuristic*>* heuristics) const;
+  virtual bool RunImpl();
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.create")
+};
+
+class MoveBookmarkFunction : public BookmarksFunction {
+ public:
+  static bool ExtractIds(const ListValue* args, std::list<int64>* ids,
+                         bool* invalid_id);
+  virtual void GetQuotaLimitHeuristics(
+      std::list<QuotaLimitHeuristic*>* heuristics) const;
+  virtual bool RunImpl();
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.move")
+};
+
+class UpdateBookmarkFunction : public BookmarksFunction {
+ public:
+  static bool ExtractIds(const ListValue* args, std::list<int64>* ids,
+                         bool* invalid_id);
+  virtual void GetQuotaLimitHeuristics(
+      std::list<QuotaLimitHeuristic*>* heuristics) const;
+  virtual bool RunImpl();
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.update")
+};
+
+class BookmarksIOFunction : public BookmarksFunction,
+                            public SelectFileDialog::Listener {
+ public:
+  // Overridden from SelectFileDialog::Listener:
+  virtual void FileSelected(const FilePath& path, int index, void* params) = 0;
+  void MultiFilesSelected(const std::vector<FilePath>& files, void* params);
+  void FileSelectionCanceled(void* params);
+  void SelectFile(SelectFileDialog::Type type);
+
+ protected:
+  scoped_refptr<SelectFileDialog> select_file_dialog_;
+};
+
+class ImportBookmarksFunction : public BookmarksIOFunction {
+ public:
+  // Override BookmarkManagerIOFunction.
+  bool RunImpl();
+  void FileSelected(const FilePath& path, int index, void* params);
+
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.import");
+};
+
+class ExportBookmarksFunction : public BookmarksIOFunction {
+ public:
+  // Override BookmarkManagerIOFunction.
+  bool RunImpl();
+  void FileSelected(const FilePath& path, int index, void* params);
+
+ private:
+  DECLARE_EXTENSION_FUNCTION_NAME("bookmarks.export");
+};
+
+#endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_BOOKMARKS_MODULE_H_