Allows to launch only authenticator owned activities am: 818fef48f3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/11802014

Change-Id: I931654780a07f5e8f52dc875854545771d99bcde
diff --git a/src/com/android/settings/accounts/AccountTypePreferenceLoader.java b/src/com/android/settings/accounts/AccountTypePreferenceLoader.java
index a90a3d3..3914fac 100644
--- a/src/com/android/settings/accounts/AccountTypePreferenceLoader.java
+++ b/src/com/android/settings/accounts/AccountTypePreferenceLoader.java
@@ -196,14 +196,7 @@
         ActivityInfo resolvedActivityInfo = resolveInfo.activityInfo;
         ApplicationInfo resolvedAppInfo = resolvedActivityInfo.applicationInfo;
         try {
-            if (resolvedActivityInfo.exported) {
-                if (resolvedActivityInfo.permission == null) {
-                    return true; // exported activity without permission.
-                } else if (pm.checkPermission(resolvedActivityInfo.permission,
-                    authDesc.packageName) == PackageManager.PERMISSION_GRANTED) {
-                    return true;
-                }
-            }
+            // Allows to launch only authenticator owned activities.
             ApplicationInfo authenticatorAppInf = pm.getApplicationInfo(authDesc.packageName, 0);
             return resolvedAppInfo.uid == authenticatorAppInf.uid;
         } catch (NameNotFoundException e) {