Don't allow custom recents icon from Facebook and Twitter

lawnchair/src/app/lawnchair/util/TaskIconUtils.kt

@@ -0,0 +1,19 @@
+package app.lawnchair.util
+
+import com.android.quickstep.TaskUtils
+import com.android.systemui.shared.recents.model.Task
+
+object TaskIconUtils {
+
+    private val customIconBlacklist = setOf(
+        "com.facebook.katana",
+        "com.twitter.android",
+    )
+
+    @JvmStatic
+    fun allowCustomIcon(task: Task): Boolean {
+        val componentKey = TaskUtils.getLaunchComponentKeyForTask(task.key)
+        val packageName = componentKey.componentName.packageName
+        return packageName !in customIconBlacklist
+    }
+}

quickstep/src/com/android/quickstep/TaskIconCache.java

@@ -52,6 +52,8 @@ import com.android.systemui.shared.system.TaskDescriptionCompat;
 
 import java.util.function.Consumer;
 
+import app.lawnchair.util.TaskIconUtils;
+
 /**
  * Manages the caching of task icons and related data.
  */
@@ -142,7 +144,7 @@ public class TaskIconCache {
         // Load icon
         // TODO: Load icon resource (b/143363444)
         Bitmap icon = TaskDescriptionCompat.getIcon(desc, key.userId);
-        if (icon != null) {
+        if (icon != null && TaskIconUtils.allowCustomIcon(task)) {
             entry.icon = new FastBitmapDrawable(getBitmapInfo(
                     new BitmapDrawable(mContext.getResources(), icon),
                     key.userId,