From 037c0f42b33239078df8de517a0756993e345063 Mon Sep 17 00:00:00 2001
From: August <2819763+Dangku@users.noreply.github.com>
Date: Fri, 23 Feb 2024 21:57:15 +0800
Subject: [PATCH] Revert "Settings: disable hwc overlays default to fix screen
 flickering issue"

This reverts commit 4238692344ff2108d2cd612638bd465ee129c1a9.
---
 .../com/android/settings/FallbackHome.java    | 40 -------------------
 1 file changed, 40 deletions(-)

diff --git a/packages/apps/Settings/src/com/android/settings/FallbackHome.java b/packages/apps/Settings/src/com/android/settings/FallbackHome.java
index 316dac8129..40867aa072 100644
--- a/packages/apps/Settings/src/com/android/settings/FallbackHome.java
+++ b/packages/apps/Settings/src/com/android/settings/FallbackHome.java
@@ -17,7 +17,6 @@
 package com.android.settings;
 
 import android.app.Activity;
-import android.app.AppGlobals;
 import android.app.WallpaperColors;
 import android.app.WallpaperManager;
 import android.app.WallpaperManager.OnColorsChangedListener;
@@ -26,12 +25,7 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.pm.ResolveInfo;
-import android.content.pm.IPackageManager;
 import android.os.AsyncTask;
-import android.os.IBinder;
-import android.os.Parcel;
-import android.os.RemoteException;
-import android.os.ServiceManager;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
@@ -53,13 +47,6 @@ public class FallbackHome extends Activity {
     private boolean mProvisioned;
     private WallpaperManager mWallManager;
 
-    private static final int SETTING_VALUE_ON = 1;
-    private static final String SURFACE_FLINGER_SERVICE_KEY = "SurfaceFlinger";
-    private static final String SURFACE_COMPOSER_INTERFACE_KEY = "android.ui.ISurfaceComposer";
-    private static final int SURFACE_FLINGER_DISABLE_OVERLAYS_CODE = 1008;
-
-    private static IBinder mSurfaceFlinger;
-
     private final Runnable mProgressTimeoutRunnable = () -> {
         View v = getLayoutInflater().inflate(
                 R.layout.fallback_home_finishing_boot, null /* root */);
@@ -112,37 +99,10 @@ public class FallbackHome extends Activity {
         }
         getWindow().getDecorView().setSystemUiVisibility(flags);
 
-	if (mSurfaceFlinger == null) {
-            mSurfaceFlinger = ServiceManager.getService(SURFACE_FLINGER_SERVICE_KEY);
-        }
-
-        initHardwareOverlaysSetting(SETTING_VALUE_ON);
-
         registerReceiver(mReceiver, new IntentFilter(Intent.ACTION_USER_UNLOCKED));
         maybeFinish();
     }
 
-    /* bpi, disable hwc overlays default */
-    public void initHardwareOverlaysSetting(int val) {
-        if (mSurfaceFlinger == null) {
-            return;
-        }
-
-        IPackageManager pm = AppGlobals.getPackageManager();
-        // magic communication with surface flinger.
-        try {
-            if (pm.isFirstBoot()) {
-                final Parcel data = Parcel.obtain();
-                data.writeInterfaceToken(SURFACE_COMPOSER_INTERFACE_KEY);
-                data.writeInt(val);
-                mSurfaceFlinger.transact(SURFACE_FLINGER_DISABLE_OVERLAYS_CODE, data, null, 0 /* flags */);
-                data.recycle();
-            }
-        } catch (RemoteException ex) {
-            // intentional no-op
-        }
-    }
-
     @Override
     protected void onResume() {
         super.onResume();