Removing one all-purpose developer tile and replacing it with 4 separate tiles,

for individual actions. Also adding a section in Developer Options for enabling
these individual tiles.

Bug: 34813634
Bug: 34909670
Test: Manually tested on device
Change-Id: I3adf5498f8b72959cb68cd508c44d87f953e450a

res/layout/development_tile_config_header.xml

@@ -1,32 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  ~ Copyright (C) 2016 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
-  -->
-
-<TextView
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="match_parent"
-    android:layout_height="?android:attr/actionBarSize"
-    android:background="@drawable/switchbar_background"
-    android:text="@string/developer_tile_unavailable"
-    android:paddingStart="8dip"
-    android:paddingEnd="8dip"
-    android:singleLine="true"
-    android:ellipsize="marquee"
-    android:marqueeRepeatLimit ="marquee_forever"
-    android:textSize="16sp"
-    android:fontFamily="sans-serif"
-    android:textColor="?android:attr/textColorPrimary"
-    android:gravity="center" />