Allow TranslateRanker to override decisions taken by heuristics.

components/translate/core/browser/translate_ranker.cc

Index: components/translate/core/browser/translate_ranker.cc
diff --git a/components/translate/core/browser/translate_ranker.cc b/components/translate/core/browser/translate_ranker.cc
index fe2a214ee397936d1210379f595bfeac9c99b616..ccb71208dc468a7113129d44b2747d37dfeb2aa5 100644
--- a/components/translate/core/browser/translate_ranker.cc
+++ b/components/translate/core/browser/translate_ranker.cc
@@ -82,6 +82,9 @@ const base::Feature kTranslateRankerEnforcement{
 const base::Feature kTranslateRankerLogging{"TranslateRankerLogging",
                                             base::FEATURE_DISABLED_BY_DEFAULT};
 
+const base::Feature kTranslateRankerDecisionOverride{
+    "TranslateRankerDecisionOverride", base::FEATURE_DISABLED_BY_DEFAULT};
+
 TranslateRanker::~TranslateRanker() {}
 
 // static
@@ -101,7 +104,14 @@ bool TranslateRanker::IsQueryEnabled() {
 
 // static
 bool TranslateRanker::IsEnforcementEnabled() {
-  return base::FeatureList::IsEnabled(kTranslateRankerEnforcement);
+  return base::FeatureList::IsEnabled(kTranslateRankerEnforcement) ||
+         IsDecisionOverrideEnabled();
+}
+
+//static
+bool TranslateRanker::IsDecisionOverrideEnabled() {
+  return base::FeatureList::IsEnabled(
+      translate::kTranslateRankerDecisionOverride);
 }
 
 // static