Added the "unmodifiable" property to chrome.bookmarks.BookmarkTreeNode.

chrome/browser/extensions/api/bookmarks/bookmarks_api.h

Index: chrome/browser/extensions/api/bookmarks/bookmarks_api.h
diff --git a/chrome/browser/extensions/api/bookmarks/bookmarks_api.h b/chrome/browser/extensions/api/bookmarks/bookmarks_api.h
index 2c02d87b5c956c98f90331a3f173e3fabe62ede8..ef3777ff08e973f35d5333cce17bf1b87a6e9ce4 100644
--- a/chrome/browser/extensions/api/bookmarks/bookmarks_api.h
+++ b/chrome/browser/extensions/api/bookmarks/bookmarks_api.h
@@ -41,7 +41,7 @@ struct CreateDetails;
 // the extension system.
 class BookmarkEventRouter : public BookmarkModelObserver {
  public:
-  BookmarkEventRouter(content::BrowserContext* context, BookmarkModel* model);
+  explicit BookmarkEventRouter(Profile* profile);
   virtual ~BookmarkEventRouter();
 
   // BookmarkModelObserver:
@@ -80,6 +80,7 @@ class BookmarkEventRouter : public BookmarkModelObserver {
 
   content::BrowserContext* browser_context_;
   BookmarkModel* model_;
+  ChromeBookmarkClient* client_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkEventRouter);
 };