[Perm Sync] Remove old feature flag

Bug: 193583135

Test: m and CTS
Change-Id: I00f7c63ebb5f3b11b8a5ad2b29b03365c932d05a
diff --git a/core/java/android/companion/utils/FeatureUtils.java b/core/java/android/companion/utils/FeatureUtils.java
deleted file mode 100644
index a382e09..0000000
--- a/core/java/android/companion/utils/FeatureUtils.java
+++ /dev/null
@@ -1,52 +0,0 @@
-/*
- * Copyright (C) 2023 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.companion.utils;
-
-import android.os.Binder;
-import android.os.Build;
-import android.provider.DeviceConfig;
-
-/**
- * Util class for feature flags
- *
- * @hide
- */
-public final class FeatureUtils {
-
-    private static final String NAMESPACE_COMPANION = "companion";
-
-    private static final String PROPERTY_PERM_SYNC_ENABLED = "perm_sync_enabled";
-
-    public static boolean isPermSyncEnabled() {
-        // Permissions sync is always enabled in debuggable mode.
-        if (Build.isDebuggable()) {
-            return true;
-        }
-
-        // Clear app identity to read the device config for feature flag.
-        final long identity = Binder.clearCallingIdentity();
-        try {
-            return DeviceConfig.getBoolean(NAMESPACE_COMPANION,
-                    PROPERTY_PERM_SYNC_ENABLED, false);
-        } finally {
-            Binder.restoreCallingIdentity(identity);
-        }
-    }
-
-    private FeatureUtils() {
-    }
-}
diff --git a/services/companion/java/com/android/server/companion/CompanionDeviceManagerService.java b/services/companion/java/com/android/server/companion/CompanionDeviceManagerService.java
index 2c60893..8d41d4e 100644
--- a/services/companion/java/com/android/server/companion/CompanionDeviceManagerService.java
+++ b/services/companion/java/com/android/server/companion/CompanionDeviceManagerService.java
@@ -75,7 +75,6 @@
 import android.companion.IOnTransportsChangedListener;
 import android.companion.ISystemDataTransferCallback;
 import android.companion.datatransfer.PermissionSyncRequest;
-import android.companion.utils.FeatureUtils;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.SharedPreferences;
@@ -825,11 +824,6 @@
         @Override
         public PendingIntent buildPermissionTransferUserConsentIntent(String packageName,
                 int userId, int associationId) {
-            if (!FeatureUtils.isPermSyncEnabled()) {
-                throw new UnsupportedOperationException("Calling"
-                        + " buildPermissionTransferUserConsentIntent, but this API is disabled by"
-                        + " the system.");
-            }
             return mSystemDataTransferProcessor.buildPermissionTransferUserConsentIntent(
                     packageName, userId, associationId);
         }
@@ -837,10 +831,6 @@
         @Override
         public void startSystemDataTransfer(String packageName, int userId, int associationId,
                 ISystemDataTransferCallback callback) {
-            if (!FeatureUtils.isPermSyncEnabled()) {
-                throw new UnsupportedOperationException("Calling startSystemDataTransfer, but this"
-                        + " API is disabled by the system.");
-            }
             mSystemDataTransferProcessor.startSystemDataTransfer(packageName, userId,
                     associationId, callback);
         }