Make AdaBoost the default heuristic for ReaderModeUI finch

components/dom_distiller/core/experiments.cc

Index: components/dom_distiller/core/experiments.cc
diff --git a/components/dom_distiller/core/experiments.cc b/components/dom_distiller/core/experiments.cc
index f3927b8a94b404de69eefb6e23942a77b5a3cf29..cc882d1f0fb469d47a161261cf08eac66154932a 100644
--- a/components/dom_distiller/core/experiments.cc
+++ b/components/dom_distiller/core/experiments.cc
@@ -40,8 +40,12 @@ DistillerHeuristicsType GetDistillerHeuristicsType() {
                          base::CompareCase::INSENSITIVE_ASCII)) {
       return DistillerHeuristicsType::OG_ARTICLE;
     }
+    if (base::StartsWith(group_name, "Disabled",
+                         base::CompareCase::INSENSITIVE_ASCII)) {
+      return DistillerHeuristicsType::NONE;
+    }
   }
-  return DistillerHeuristicsType::NONE;
+  return DistillerHeuristicsType::ADABOOST_MODEL;
 }
 
 bool ShouldShowFeedbackForm() {