Made the bookmarks extension APIs aware of managed bookmarks.

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 fc73e0c76f045cd6b62fdc4d324ea31f3095fd89..2c02d87b5c956c98f90331a3f173e3fabe62ede8 100644
--- a/chrome/browser/extensions/api/bookmarks/bookmarks_api.h
+++ b/chrome/browser/extensions/api/bookmarks/bookmarks_api.h
@@ -18,6 +18,8 @@
 #include "extensions/browser/event_router.h"
 #include "ui/shell_dialogs/select_file_dialog.h"
 
+class ChromeBookmarkClient;
+
 namespace base {
 class FilePath;
 class ListValue;
@@ -125,6 +127,9 @@ class BookmarksFunction : public ChromeAsyncExtensionFunction,
   // RunAsync semantic equivalent called when the bookmarks are ready.
   virtual bool RunOnReady() = 0;
 
+  // Helper to get the ChromeBookmarkClient.
+  ChromeBookmarkClient* GetChromeBookmarkClient();
+
   // 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.
@@ -146,6 +151,12 @@ class BookmarksFunction : public ChromeAsyncExtensionFunction,
   // error_ to the appropriate error string.
   bool EditBookmarksEnabled();
 
+  // Helper that checks if |node| can be modified. Returns false if |node|
+  // is NULL, or a managed node, or the root node. In these cases the node
+  // can't be edited, can't have new child nodes appended, and its direct
+  // children can't be moved or reordered.
+  bool CanBeModified(const BookmarkNode* node);
+
  private:
   // BaseBookmarkModelObserver:
   virtual void BookmarkModelChanged() OVERRIDE;