Allow TranslateRanker to override decisions taken by heuristics.

components/translate/core/browser/translate_manager.cc

Index: components/translate/core/browser/translate_manager.cc
diff --git a/components/translate/core/browser/translate_manager.cc b/components/translate/core/browser/translate_manager.cc
index 2466bd58a040e63363f331bbd7a914b2d1b398e9..1451f741e325bdade0b9c0a85d1336e7608e89d1 100644
--- a/components/translate/core/browser/translate_manager.cc
+++ b/components/translate/core/browser/translate_manager.cc
@@ -612,4 +612,17 @@ void TranslateManager::RecordTranslateEvent(int event_type) {
   translate_ranker_->AddTranslateEvent(*translate_event_);
 }
 
+bool TranslateManager::ShouldOverrideDecision(int event_type) {
+  DCHECK(metrics::TranslateEventProto::EventType_IsValid(event_type));
+  if (translate_ranker_->IsDecisionOverrideEnabled()) {
+    translate_event_->add_decision_overrides(
+        static_cast<metrics::TranslateEventProto::EventType>(event_type));
+    DVLOG(3) << "Overriding decision of type: " << event_type;
+    return true;
+  } else {
+    RecordTranslateEvent(event_type);
+    return false;
+  }
+}
+
 }  // namespace translate