Remove allow_stacked_button_bar from support library.

 * orientation when it can't fit its child views horizontally.

 */

public class ButtonBarLayout extends LinearLayout {

    // Whether to allow vertically stacked button bars. This is disabled for

    // configurations with a small (e.g. less than 320dp) screen height. -->

    private static final int ALLOW_STACKING_MIN_HEIGHT_DP = 320;

    /** Whether the current configuration allows stacking. */

    private boolean mAllowStacking;

    public ButtonBarLayout(Context context, AttributeSet attrs) {

        super(context, attrs);

        final boolean allowStackingDefault =

                context.getResources().getConfiguration().screenHeightDp

                        >= ALLOW_STACKING_MIN_HEIGHT_DP;

        final TypedArray ta = context.obtainStyledAttributes(attrs, R.styleable.ButtonBarLayout);

        mAllowStacking = ta.getBoolean(R.styleable.ButtonBarLayout_allowStacking, false);

        mAllowStacking = ta.getBoolean(R.styleable.ButtonBarLayout_allowStacking,

                allowStackingDefault);

        ta.recycle();

    }

    android:paddingTop="4dp"

    android:paddingBottom="4dp"

    android:gravity="bottom"

    android:allowStacking="@bool/allow_stacked_button_bar"

    style="?attr/buttonBarStyle">

    <Button

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

<!--

     Copyright (C) 2015 The Android Open Source Project

     Licensed under the Apache License, Version 2.0 (the "License");

     you may not use this file except in compliance with the License.

     You may obtain a copy of the License at

          http://www.apache.org/licenses/LICENSE-2.0

     Unless required by applicable law or agreed to in writing, software

     distributed under the License is distributed on an "AS IS" BASIS,

     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

     See the License for the specific language governing permissions and

     limitations under the License.

-->

<resources>

    <bool name="allow_stacked_button_bar">true</bool>

</resources>

    <bool name="show_ongoing_ime_switcher">true</bool>

    <bool name="action_bar_expanded_action_views_exclusive">true</bool>

    <bool name="target_honeycomb_needs_options_menu">true</bool>

    <!-- Whether to allow vertically stacked button bars. This is disabled for

         configurations with a small (e.g. less than 320dp) screen height. -->

    <bool name="allow_stacked_button_bar">false</bool>

</resources>

  <java-symbol type="string" name="lockscreen_access_pattern_area" />

  <java-symbol type="bool" name="allow_stacked_button_bar" />

  <java-symbol type="bool" name="config_eap_sim_based_auth_supported" />

  <java-symbol type="array" name="config_cell_retries_per_error_code" />