Add forgotten file

DuckDuckGo/Sync/SyncPixels.swift

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+//
+//  SyncPixels.swift
+//
+//  Copyright © 2024 DuckDuckGo. All rights reserved.
+//
+//  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.
+//
+
+import PixelKit
+
+enum SyncSwitchAccountPixelKitEvent: PixelKitEventV2 {
+    case syncAskUserToSwitchAccount
+    case syncUserAcceptedSwitchingAccount
+    case syncUserCancelledSwitchingAccount
+    case syncUserSwitchedAccount
+    case syncUserSwitchedLogoutError
+    case syncUserSwitchedLoginError
+
+    var name: String {
+        switch self {
+        case .syncAskUserToSwitchAccount: return "sync_ask_user_to_switch_account"
+        case .syncUserAcceptedSwitchingAccount: return "sync_user_accepted_switching_account"
+        case .syncUserCancelledSwitchingAccount: return "sync_user_cancelled_switching_account"
+        case .syncUserSwitchedAccount: return "sync_user_switched_account"
+        case .syncUserSwitchedLogoutError: return "sync_user_switched_logout_error"
+        case .syncUserSwitchedLoginError: return "sync_user_switched_login_error"
+        }
+    }
+
+    var parameters: [String: String]? {
+        nil
+    }
+
+    var error: (any Error)? {
+        nil
+    }
+
+    var withoutMacPrefix: NonStandardEvent {
+        NonStandardEvent(self)
+    }
+}