Small logic change to StateStore::Transaction::ClearAll

chrome/browser/safe_browsing/incident_reporting/state_store.cc

Index: chrome/browser/safe_browsing/incident_reporting/state_store.cc
diff --git a/chrome/browser/safe_browsing/incident_reporting/state_store.cc b/chrome/browser/safe_browsing/incident_reporting/state_store.cc
index 0b5768ea53ff9292a2863f5e8f02a3174292b54e..8d44d30aaa9253b8df65147feeff36274b603144 100644
--- a/chrome/browser/safe_browsing/incident_reporting/state_store.cc
+++ b/chrome/browser/safe_browsing/incident_reporting/state_store.cc
@@ -64,12 +64,9 @@ void StateStore::Transaction::ClearForType(IncidentType type) {
 }
 
 void StateStore::Transaction::ClearAll() {
-  if (pref_update_)
-    pref_update_.reset();
-  if (store_->incidents_sent_) {
-    store_->incidents_sent_ = nullptr;
-    store_->profile_->GetPrefs()->ClearPref(prefs::kSafeBrowsingIncidentsSent);
-  }
+  // Clear the preference if it exists and contains any values.
+  if (store_->incidents_sent_ && !store_->incidents_sent_->empty())
+    GetPrefDict()->Clear();
 }
 
 base::DictionaryValue* StateStore::Transaction::GetPrefDict() {