gecko-dev/mobile/android/base/resources/layout/tabs_item_row.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- 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/. -->

<Gecko.TabRow xmlns:android="http://schemas.android.com/apk/res/android"
              android:focusable="true"
              android:nextFocusRight="@+id/close"
              android:id="@+id/info"
              android:layout_width="fill_parent"
              android:layout_height="wrap_content"
              android:paddingLeft="12dip"
              android:paddingTop="6dip"
              android:paddingBottom="6dip"
              android:background="@drawable/tab_row">

    <LinearLayout android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:padding="4dip"
                  android:background="@drawable/tab_thumbnail"
                  android:duplicateParentState="true">

        <Gecko.ThumbnailView android:id="@+id/thumbnail"
                             android:layout_width="@dimen/tab_thumbnail_width"
                             android:layout_height="@dimen/tab_thumbnail_height"
                             android:src="@drawable/tab_thumbnail_default"/>

    </LinearLayout>

    <TextView android:id="@+id/title"
              android:layout_width="0dip"
              android:layout_height="fill_parent"
              android:layout_weight="1.0"
              android:paddingTop="4dip"
              android:paddingLeft="8dip"
              android:paddingRight="4dip"
              style="@style/TabRowTextAppearance"
              android:textColor="#FFFFFFFF"
              android:textSize="14sp"
              android:singleLine="false"
              android:maxLines="4"
              android:duplicateParentState="true"/>

    <ImageButton android:id="@+id/close"
                 android:nextFocusLeft="@+id/info"
                 android:layout_width="34dip"
                 android:layout_height="fill_parent"
                 android:background="@drawable/action_bar_button"
                 android:scaleType="center"
                 android:contentDescription="@string/close_tab"
                 android:src="@drawable/tab_close"/>

</Gecko.TabRow>