Intro text now left aligned with header

- Font changes to google sans
- Font size is 14 sp
- Left aligned with title header

Change-Id: Ib6b16fbfb30db5386a74b62b14faadee6f07dc36
Test: See the screen
Fix: 173087905

packages/SettingsLib/TopIntroPreference/res/layout/top_intro_preference.xml

@@ -20,27 +20,11 @@
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:minHeight="?android:attr/listPreferredItemHeight"
-    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingStart="20dp"
     android:paddingEnd="?android:attr/listPreferredItemPaddingEnd"
     android:background="?android:attr/selectableItemBackground"
     android:clipToPadding="false">
 
-    <LinearLayout
-        android:id="@+id/icon_frame"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:minWidth="56dp"
-        android:gravity="start|top"
-        android:orientation="horizontal"
-        android:paddingEnd="12dp"
-        android:paddingTop="16dp"
-        android:paddingBottom="4dp">
-        <ImageView
-            android:id="@android:id/icon"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content" />
-    </LinearLayout>
-
     <TextView
         android:id="@android:id/title"
         android:layout_width="wrap_content"
@@ -50,5 +34,5 @@
         android:clickable="false"
         android:longClickable="false"
         android:maxLines="10"
-        android:textColor="?android:attr/textColorSecondary"/>
+        android:textAppearance="@style/TextAppearance.TopIntroText"/>
 </LinearLayout>

packages/SettingsLib/TopIntroPreference/res/values/styles.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Copyright (C) 2021 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>
+    <style name="TextAppearance.TopIntroText"
+           parent="@*android:style/TextAppearance.DeviceDefault">
+        <item name="android:fontFamily">@*android:string/config_headlineFontFamily</item>
+        <item name="android:textSize">14sp</item>
+        <item name="android:textColor">?android:attr/textColorSecondary</item>
+    </style>
+</resources>