Add BookmarkUndoService to Android build

chrome/browser/android/bookmarks/bookmarks_bridge.h

Index: chrome/browser/android/bookmarks/bookmarks_bridge.h
diff --git a/chrome/browser/android/bookmarks/bookmarks_bridge.h b/chrome/browser/android/bookmarks/bookmarks_bridge.h
index 91fc2f0f11104bfc1ccfc3d75eb87d4e8dbd6831..ad83b70aaf1aa38c4593ba110fa35d2c58e1c7f8 100644
--- a/chrome/browser/android/bookmarks/bookmarks_bridge.h
+++ b/chrome/browser/android/bookmarks/bookmarks_bridge.h
@@ -16,6 +16,10 @@
 #include "components/bookmarks/browser/base_bookmark_model_observer.h"
 #include "components/bookmarks/common/android/bookmark_id.h"
 
+namespace bookmarks {
+class ScopedGroupBookmarkActions;
+};

[sky, 2014/09/22 23:25:20]

nit: no ;

+
 class Profile;
 
 // The delegate to fetch bookmarks information for the Android native
@@ -130,6 +134,12 @@ class BookmarksBridge : public BaseBookmarkModelObserver,
       jstring j_title,
       jstring j_url);
 
+  void Undo(JNIEnv* env, jobject obj);
+
+  void StartGroupingUndos(JNIEnv* env, jobject obj);
+
+  void EndGroupingUndos(JNIEnv* env, jobject obj);
+
  private:
   virtual ~BookmarksBridge();
 
@@ -189,6 +199,7 @@ class BookmarksBridge : public BaseBookmarkModelObserver,
   JavaObjectWeakGlobalRef weak_java_ref_;
   BookmarkModel* bookmark_model_;  // weak
   ChromeBookmarkClient* client_;   // weak
+  scoped_ptr<bookmarks::ScopedGroupBookmarkActions> grouped_bookmark_actions_;
 
   // Information about the Partner bookmarks (must check for IsLoaded()).
   // This is owned by profile.