Add WifiOverlay

Bug: 148617260
Test: Device boots up and connects to wifi networks.
Change-Id: Iec27a6d947a232a42451ef095dc73d1a52327db5

device.mk

@@ -247,3 +247,6 @@ ifeq ($(TARGET_TEGRA_WIFI),bcm)
 PRODUCT_PACKAGES += \
     wifi_scan_config.conf
 endif
+
+PRODUCT_PACKAGES += \
+    WifiOverlay

rro_overlays/WifiOverlay/Android.bp

@@ -0,0 +1,7 @@
+runtime_resource_overlay {
+    name: "WifiOverlay",
+    theme: "WifiOverlay",
+    certificate: "platform",
+    sdk_version: "current",
+    product_specific: true
+}

rro_overlays/WifiOverlay/AndroidManifest.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2019 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.
+-->
+<!-- Pixel specific wifi overlays -->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.android.wifi.resources.htc_msm8974"
+    android:versionCode="1"
+    android:versionName="1.0">
+    <application android:hasCode="false" />
+    <overlay
+      android:targetPackage="com.android.wifi.resources"
+      android:targetName="WifiCustomization"
+      android:isStatic="true"
+      android:priority="0"/>
+</manifest>