Don't cache FCM registration token operations. #14355
Merged
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We are using
defaultSessionConfiguration
as the HTTP session configuration for FCM registration token operations. https://github.com/firebase/firebase-ios-sdk/blob/a34d7ae4ed3ce143bc22d57cbda9e9341fee3df6/FirebaseMessaging/Sources/Token/FIRMessagingTokenFetchOperation.m#L111C65-L111C92As a result, HTTP requests and responses are cached in the
Cache.db
file.This probably isn't a security risk. Other apps cannot access the file, and even if someone got the FCM registration token, they couldn't do anything with it. They cannot just send notifications with the token alone. https://firebase.google.com/docs/cloud-messaging/auth-server
But still, caching the HTTP requests and responses are unnecessary. We don't use the cache in any way.
Fix #14352