Fix / cold start

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/algorithms/megolm/MXMegolmDecryption.kt

@@ -57,7 +57,6 @@ internal class MXMegolmDecryption(private val userId: String,
 
     var newSessionListener: NewSessionListener? = null
 
-    var hasCheckUserCrossSigning = false
     /**
      * Events which we couldn't decrypt due to unknown sessions / indexes: map from
      * senderKey|sessionId to timelines to list of MatrixEvents.
@@ -67,17 +66,7 @@ internal class MXMegolmDecryption(private val userId: String,
     override suspend fun decryptEvent(event: Event, timeline: String): MXEventDecryptionResult {
         // If cross signing is enabled, we don't send request until the keys are trusted
         // There could be a race effect here when xsigning is enabled, we should ensure that keys was downloaded once
-        if (!hasCheckUserCrossSigning) {
-            deviceListManager.downloadKeys(listOf(userId), true)
-            hasCheckUserCrossSigning = true
-        }
-        val requestOnFail =
-                if (cryptoStore.getMyCrossSigningInfo() != null) {
-                    cryptoStore.getMyCrossSigningInfo()?.isTrusted() == true
-                } else {
-                    // Legacy
-                    true
-                }
+        val requestOnFail = cryptoStore.getMyCrossSigningInfo()?.isTrusted() == true
         return decryptEvent(event, timeline, requestOnFail)
     }