Chromium build failed with heap leak checker, or configured with

chrome/browser/cookies_tree_model.cc

Index: chrome/browser/cookies_tree_model.cc
diff --git a/chrome/browser/cookies_tree_model.cc b/chrome/browser/cookies_tree_model.cc
index 78a873c9ca47b8f2f84f268320d64ee98b4a3ade..1615658ea4719ef50aa3686ecac4e375e86d6e48 100644
--- a/chrome/browser/cookies_tree_model.cc
+++ b/chrome/browser/cookies_tree_model.cc
@@ -573,28 +573,22 @@ int CookiesTreeModel::GetIconIndex(TreeModelNode* node) {
   switch (ct_node->GetDetailedInfo().node_type) {
     case CookieTreeNode::DetailedInfo::TYPE_ORIGIN:
       return ORIGIN;
-      break;
     case CookieTreeNode::DetailedInfo::TYPE_COOKIE:
       return COOKIE;
-      break;
     case CookieTreeNode::DetailedInfo::TYPE_DATABASE:
       return DATABASE;
-      break;
     case CookieTreeNode::DetailedInfo::TYPE_LOCAL_STORAGE:
       return DATABASE;  // close enough
-      break;
     case CookieTreeNode::DetailedInfo::TYPE_SESSION_STORAGE:
       return DATABASE;  // ditto
-      break;
     case CookieTreeNode::DetailedInfo::TYPE_APPCACHE:
       return DATABASE;  // ditto
-      break;
     case CookieTreeNode::DetailedInfo::TYPE_INDEXED_DB:
       return DATABASE;  // ditto
-      break;
     default:
-      return -1;
+      break;
   }
+  return -1;
 }
 
 void CookiesTreeModel::LoadCookies() {