Deprecate NonThreadSafe in components/invalidation in favor of SequenceChecker.

components/invalidation/impl/invalidation_notifier.cc

Index: components/invalidation/impl/invalidation_notifier.cc
diff --git a/components/invalidation/impl/invalidation_notifier.cc b/components/invalidation/impl/invalidation_notifier.cc
index d791545a3276a7e0bc0b136478f0b3b20634fedd..cde561650d8f95cfbc34494a9dd02fa945c55627 100644
--- a/components/invalidation/impl/invalidation_notifier.cc
+++ b/components/invalidation/impl/invalidation_notifier.cc
@@ -36,17 +36,17 @@ InvalidationNotifier::InvalidationNotifier(
       invalidation_listener_(std::move(network_channel)) {}
 
 InvalidationNotifier::~InvalidationNotifier() {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
 }
 
 void InvalidationNotifier::RegisterHandler(InvalidationHandler* handler) {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   registrar_.RegisterHandler(handler);
 }
 
 bool InvalidationNotifier::UpdateRegisteredIds(InvalidationHandler* handler,
                                                const ObjectIdSet& ids) {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   if (!registrar_.UpdateRegisteredIds(handler, ids))
     return false;
   invalidation_listener_.UpdateRegisteredIds(registrar_.GetAllRegisteredIds());
@@ -54,12 +54,12 @@ bool InvalidationNotifier::UpdateRegisteredIds(InvalidationHandler* handler,
 }
 
 void InvalidationNotifier::UnregisterHandler(InvalidationHandler* handler) {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   registrar_.UnregisterHandler(handler);
 }
 
 InvalidatorState InvalidationNotifier::GetInvalidatorState() const {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   return registrar_.GetInvalidatorState();
 }
 
@@ -82,18 +82,18 @@ void InvalidationNotifier::UpdateCredentials(
 
 void InvalidationNotifier::RequestDetailedStatus(
     base::Callback<void(const base::DictionaryValue&)> callback) const {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   invalidation_listener_.RequestDetailedStatus(callback);
 }
 
 void InvalidationNotifier::OnInvalidate(
     const ObjectIdInvalidationMap& invalidation_map) {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   registrar_.DispatchInvalidationsToHandlers(invalidation_map);
 }
 
 void InvalidationNotifier::OnInvalidatorStateChange(InvalidatorState state) {
-  DCHECK(CalledOnValidThread());
+  DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
   registrar_.UpdateInvalidatorState(state);
 }