android_webview/test/shell/res/layout/testshell_activity.xml

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

<!-- Copyright 2013 The Chromium Authors

     Use of this source code is governed by a BSD-style license that can be
     found in the LICENSE file.
 -->

<LinearLayout android:id="@+id/testshell_activity"
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">
    <LinearLayout android:id="@+id/toolbar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">
        <!--suppress LabelFor -->
        <EditText android:id="@+id/url"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:gravity="bottom"
            android:textSize="18sp"
            android:singleLine="true"
            android:selectAllOnFocus="true"
            android:inputType="textUri"
            android:imeOptions="actionGo" />
        <ImageButton android:id="@+id/prev"
            android:contentDescription="@null"
            android:layout_width="38dp"
            android:layout_height="38dp"
            android:src="@android:drawable/ic_media_previous"
            android:scaleType="center" />
        <ImageButton android:id="@+id/next"
            android:contentDescription="@null"
            android:layout_width="38dp"
            android:layout_height="38dp"
            android:src="@android:drawable/ic_media_next"
            android:scaleType="center" />
    </LinearLayout>
    <LinearLayout android:id="@+id/content_container"
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="match_parent">
    </LinearLayout>

</LinearLayout>