Bug 1712837 - avoid unnecessarily clearing the TLS session cache at startup r=jschanck

Differential Revision: https://phabricator.services.mozilla.com/D130820

security/manager/ssl/nsNSSComponent.cpp

@@ -218,8 +218,6 @@ void nsNSSComponent::GetRevocationBehaviorFromPrefs(
   hardTimeoutMillis =
       std::min(hardTimeoutMillis, OCSP_TIMEOUT_MILLISECONDS_HARD_MAX);
   hardTimeout = TimeDuration::FromMilliseconds(hardTimeoutMillis);
-
-  ClearSSLExternalAndInternalSessionCache();
 }
 
 nsNSSComponent::nsNSSComponent()
@@ -507,6 +505,7 @@ void nsNSSComponent::UnloadEnterpriseRoots() {
   MutexAutoLock lock(mMutex);
   mEnterpriseCerts.clear();
   setValidationOptions(false, lock);
+  ClearSSLExternalAndInternalSessionCache();
 }
 
 static const char* kEnterpriseRootModePref =