diff -r 000000000000 -r 6474c204b198 mobile/android/base/home/BookmarkFolderView.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/home/BookmarkFolderView.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,55 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.home;
+
+import org.mozilla.gecko.R;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.TextView;
+
+public class BookmarkFolderView extends TextView {
+    private static final int[] STATE_OPEN = { R.attr.state_open };
+
+    private boolean mIsOpen = false;
+
+    public BookmarkFolderView(Context context) {
+        super(context);
+    }
+
+    public BookmarkFolderView(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public BookmarkFolderView(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+    }
+
+    @Override
+    public int[] onCreateDrawableState(int extraSpace) {
+        final int[] drawableState = super.onCreateDrawableState(extraSpace + 1);
+
+        if (mIsOpen) {
+            mergeDrawableStates(drawableState, STATE_OPEN);
+        }
+
+        return drawableState;
+    }
+
+    public void open() {
+        if (!mIsOpen) {
+            mIsOpen = true;
+            refreshDrawableState();
+        }
+    }
+
+    public void close() {
+        if (mIsOpen) {
+            mIsOpen = false;
+            refreshDrawableState();
+        }
+    }
+}