Made the bookmarks extension APIs aware of managed bookmarks.

chrome/browser/bookmarks/chrome_bookmark_client.h

Index: chrome/browser/bookmarks/chrome_bookmark_client.h
diff --git a/chrome/browser/bookmarks/chrome_bookmark_client.h b/chrome/browser/bookmarks/chrome_bookmark_client.h
index de67a1b3e45d3d0ad71af7cf708f6001d339f091..6bfe4f417fd5f681c087d399ff089a8daedf96df 100644
--- a/chrome/browser/bookmarks/chrome_bookmark_client.h
+++ b/chrome/browser/bookmarks/chrome_bookmark_client.h
@@ -5,6 +5,8 @@
 #ifndef CHROME_BROWSER_BOOKMARKS_CHROME_BOOKMARK_CLIENT_H_
 #define CHROME_BROWSER_BOOKMARKS_CHROME_BOOKMARK_CLIENT_H_
 
+#include <vector>
+
 #include "base/compiler_specific.h"
 #include "base/deferred_sequenced_task_runner.h"
 #include "base/memory/ref_counted.h"
@@ -37,6 +39,10 @@ class ChromeBookmarkClient : public BookmarkClient,
   // Returns true if the given node belongs to the managed bookmarks tree.
   bool IsDescendantOfManagedNode(const BookmarkNode* node);
 
+  // Returns true if there is at least one managed node in the |list|.
+  bool HasDescendantsOfManagedNode(
+      const std::vector<const BookmarkNode*>& list);
+
   // BookmarkClient:
   virtual bool PreferTouchIcon() OVERRIDE;
   virtual base::CancelableTaskTracker::TaskId GetFaviconImageForURL(