diff --git net/cookies/cookie_monster_change_dispatcher.cc net/cookies/cookie_monster_change_dispatcher.cc
index 2eadab6ca652..79fd1f0b6f58 100644
--- net/cookies/cookie_monster_change_dispatcher.cc
+++ net/cookies/cookie_monster_change_dispatcher.cc
@@ -51,7 +51,8 @@ CookieMonsterChangeDispatcher::Subscription::Subscription(
 CookieMonsterChangeDispatcher::Subscription::~Subscription() {
   DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
 
-  change_dispatcher_->UnlinkSubscription(this);
+  if (change_dispatcher_)
+    change_dispatcher_->UnlinkSubscription(this);
 }
 
 void CookieMonsterChangeDispatcher::Subscription::DispatchChange(