diff -r 000000000000 -r 6474c204b198 mobile/android/base/widget/TabRow.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/widget/TabRow.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,59 @@
+/* -*- 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.widget;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.Checkable;
+import android.widget.LinearLayout;
+
+public class TabRow extends LinearLayout
+                    implements Checkable {
+    private static final String LOGTAG = "GeckoTabRow";
+    private static final int[] STATE_CHECKED = { android.R.attr.state_checked };
+    private boolean mChecked;
+
+    public TabRow(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        mChecked = false;
+    }
+
+    @Override
+    public int[] onCreateDrawableState(int extraSpace) {
+        final int[] drawableState = super.onCreateDrawableState(extraSpace + 1);
+
+        if (mChecked)
+            mergeDrawableStates(drawableState, STATE_CHECKED);
+
+        return drawableState;
+    }
+
+    @Override
+    public boolean isChecked() {
+        return mChecked;
+    }
+
+    @Override
+    public void setChecked(boolean checked) {
+        if (mChecked != checked) {
+            mChecked = checked;
+            refreshDrawableState();
+
+            int count = getChildCount();
+            for (int i=0; i < count; i++) {
+                final View child = getChildAt(i);
+                if (child instanceof Checkable)
+                    ((Checkable) child).setChecked(checked);
+            }
+        }
+    }
+
+    @Override
+    public void toggle() {
+        mChecked = !mChecked;
+    }
+}