From d8f7845be51b628c8f25e2baaf6178a4047551ef Mon Sep 17 00:00:00 2001
From: Konrad Pozniak <connyduck@users.noreply.github.com>
Date: Sun, 9 Jun 2019 16:56:34 +0200
Subject: [PATCH] fix r8 rules to avoid crash when downloading Emoji Font
 (#1312)

---
 app/proguard-rules.pro | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index 06293b52..df9e06fd 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -94,9 +94,10 @@
 
 -dontwarn com.google.errorprone.annotations.*
 
-# work around a bug in proguard
-# see https://sourceforge.net/p/proguard/bugs/729/
--keepnames public interface com.uber.autodispose.lifecycle.CorrespondingEventsFunction { *; }
+# without this emoji font downloading fails with AbstractMethodError
+-keep class * extends android.os.AsyncTask {
+    public *;
+}
 
 # Glide
 -keep public class * implements com.bumptech.glide.module.GlideModule