google_pixel: Make Pixel Launcher use the OSS ThemePicker

Change-Id: I363bc022b44ed5fb3dad6d7702068988cfcb36a6

overlays/NexusLauncherOverlay/Android.bp

@@ -0,0 +1,10 @@
+//
+// Copyright (C) 2020-2021 The LineageOS Project
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+runtime_resource_overlay {
+    name: "NexusLauncherOverlay",
+    product_specific: true,
+}

overlays/NexusLauncherOverlay/AndroidManifest.xml

@@ -0,0 +1,6 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.statix.android.overlay.nexuslauncher"
+    android:versionCode="1"
+    android:versionName="1.0">
+    <overlay android:targetPackage="com.google.android.apps.nexuslauncher" android:priority="0" android:isStatic="true" />
+</manifest>

overlays/NexusLauncherOverlay/res/values/config.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+           xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="wallpaper_picker_package" translatable="false">com.android.wallpaper</string>
+</resources>

product.mk

@@ -34,6 +34,10 @@ PRODUCT_SYSTEM_DEFAULT_PROPERTIES += \
     setupwizard.feature.show_pixel_tos=true \
     setupwizard.feature.skip_button_use_mobile_data.carrier1839=true
 
+# Pixel Theme Picker
+PRODUCT_PACKAGES += \
+    NexusLauncherOverlay
+
 # Artifact Path Exclusions
 PRODUCT_ARTIFACT_PATH_REQUIREMENT_ALLOWED_LIST += \
     system/app/GoogleExtShared/GoogleExtShared.apk \