Build success in Android Studio

iconloaderlib/build.gradle

@@ -37,3 +37,7 @@ android {
 dependencies {
     implementation "androidx.core:core:${ANDROID_X_VERSION}"
 }
+
+repositories {
+    google()
+}

iconloaderlib/src_full_lib/com/android/launcher3/icons/SimpleIconCache.java

@@ -66,12 +66,12 @@ public class SimpleIconCache extends BaseIconCache {
     @Override
     protected long getSerialNumberForUser(UserHandle user) {
         synchronized (mUserSerialMap) {
-            int index = mUserSerialMap.indexOfKey(user.getIdentifier());
+            int index = mUserSerialMap.indexOfKey(user.hashCode());
             if (index >= 0) {
                 return mUserSerialMap.valueAt(index);
             }
             long serial = mUserManager.getSerialNumberForUser(user);
-            mUserSerialMap.put(user.getIdentifier(), serial);
+            mUserSerialMap.put(user.hashCode(), serial);
             return serial;
         }
     }
@@ -84,7 +84,7 @@ public class SimpleIconCache extends BaseIconCache {
 
     @Override
     protected boolean isInstantApp(ApplicationInfo info) {
-        return info.isInstantApp();
+        return mContext.getPackageManager().isInstantApp(info.packageName);
     }
 
     @Override