Fix Settings button visibility on autofill

Exported check removed since system apps already have full visibility.
The check also causes issues with apps that want only system settings
to be able launch their activites.

Fix: 146166375
Test: Manual

Change-Id: I96acc5fe0ebcef7b388466cf7e5718f874bb8bd8
diff --git a/src/com/android/car/settings/applications/defaultapps/DefaultAppsPickerEntryBasePreferenceController.java b/src/com/android/car/settings/applications/defaultapps/DefaultAppsPickerEntryBasePreferenceController.java
index f61a16f..60bffa8 100644
--- a/src/com/android/car/settings/applications/defaultapps/DefaultAppsPickerEntryBasePreferenceController.java
+++ b/src/com/android/car/settings/applications/defaultapps/DefaultAppsPickerEntryBasePreferenceController.java
@@ -19,7 +19,6 @@
 import android.car.drivingstate.CarUxRestrictions;
 import android.content.Context;
 import android.content.Intent;
-import android.content.pm.ActivityInfo;
 
 import androidx.annotation.Nullable;
 
@@ -48,27 +47,22 @@
     protected void updateState(ButtonPreference preference) {
         super.updateState(preference);
 
+        // If activity does not exist, return. Otherwise allow intenting to the activity.
         Intent intent = getSettingIntent(getCurrentDefaultAppInfo());
-        boolean isSafeIntent = false;
-        if (intent != null) {
-            ActivityInfo info = intent.resolveActivityInfo(
-                    getContext().getPackageManager(), intent.getFlags());
-            // If activity exists and is visible to Car Settings, allow intenting to the activity.
-            if (info != null && info.exported) {
-                isSafeIntent = true;
-            }
+        if (intent == null || intent.resolveActivityInfo(
+                getContext().getPackageManager(), intent.getFlags()) == null) {
+            preference.showAction(false);
+            return;
         }
-        preference.showAction(isSafeIntent);
-        if (isSafeIntent) {
-            // Use startActivityForResult because some apps need to check the identity of the
-            // caller.
-            preference.setOnButtonClickListener(p -> getContext().startActivityForResult(
-                    getContext().getBasePackageName(),
-                    intent,
-                    /* requestCode= */ 0,
-                    /* options= */ null
-            ));
-        }
+
+        // Use startActivityForResult because some apps need to check the identity of the caller.
+        preference.setOnButtonClickListener(p -> getContext().startActivityForResult(
+                getContext().getBasePackageName(),
+                intent,
+                /* requestCode= */ 0,
+                /* options= */ null
+        ));
+        preference.showAction(true);
     }
 
     /**
diff --git a/tests/robotests/src/com/android/car/settings/applications/defaultapps/DefaultAppsPickerEntryBasePreferenceControllerTest.java b/tests/robotests/src/com/android/car/settings/applications/defaultapps/DefaultAppsPickerEntryBasePreferenceControllerTest.java
index 55179a7..73db10b 100644
--- a/tests/robotests/src/com/android/car/settings/applications/defaultapps/DefaultAppsPickerEntryBasePreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/car/settings/applications/defaultapps/DefaultAppsPickerEntryBasePreferenceControllerTest.java
@@ -121,7 +121,7 @@
     }
 
     @Test
-    public void refreshUi_hasSettingIntentButNoVisibleActivity_actionButtonIsNotVisible() {
+    public void refreshUi_hasSettingIntentButNoVisibleActivity_actionButtonIsVisible() {
         ActivityInfo activityInfo = new ActivityInfo();
         activityInfo.exported = false;
         ResolveInfo resolveInfo = new ResolveInfo();
@@ -132,7 +132,7 @@
         mControllerHelper.sendLifecycleEvent(Lifecycle.Event.ON_CREATE);
         mController.refreshUi();
 
-        assertThat(mButtonPreference.isActionShown()).isFalse();
+        assertThat(mButtonPreference.isActionShown()).isTrue();
     }
 
     @Test