Add BatteryTipDialogFragment.

This DialogFragment handles all the tip related dialogs. This cl makes:
1. All the tips parcelable.
2. Add dialog for HighUsageTip. It also need adapter to populate app
list in dialog.
3. Add and update tests

Bug: 70570352
Test: RunSettingsRoboTests
Change-Id: Ie4c986172cfc73d8746abc7457d966c8600c6145

res/layout/app_high_usage_item.xml

@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2018 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.
+-->
+
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_margin="4dp"
+    android:paddingStart="?android:dialogPreferredPadding"
+    android:paddingEnd="?android:dialogPreferredPadding"
+    android:orientation="horizontal">
+    <ImageView
+        android:id="@+id/app_icon"
+        android:layout_width="24dp"
+        android:layout_height="24dp"
+        android:layout_gravity="center_vertical"/>
+    <TextView
+        android:id="@+id/app_name"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center_vertical"
+        android:layout_marginStart="24dp"
+        android:textColor="?android:textColorPrimary"
+        android:paddingEnd="7dp"/>
+    <TextView
+        android:id="@+id/app_screen_time"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_weight="1"
+        android:layout_gravity="center_vertical"
+        android:paddingEnd="16dp"
+        android:textAlignment="viewEnd"
+        android:textColor="?android:textColorPrimary"/>
+</LinearLayout>

res/layout/recycler_view.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2018 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.
+  -->
+<android.support.v7.widget.RecyclerView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/recycler_view"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingTop="8dp"
+    android:scrollbars="vertical"/>