FilePathWatcher::Watch() - Listen for sub directory changes.

chrome/browser/policy/config_dir_policy_loader.cc

Index: chrome/browser/policy/config_dir_policy_loader.cc
diff --git a/chrome/browser/policy/config_dir_policy_loader.cc b/chrome/browser/policy/config_dir_policy_loader.cc
index 4e83229db6a7d75f1f607b28ced1576e4542f052..167a22687c049fd64ea2b5aede41a1555aab1a11 100644
--- a/chrome/browser/policy/config_dir_policy_loader.cc
+++ b/chrome/browser/policy/config_dir_policy_loader.cc
@@ -38,8 +38,9 @@ ConfigDirPolicyLoader::~ConfigDirPolicyLoader() {}
 void ConfigDirPolicyLoader::InitOnFile() {
   base::files::FilePathWatcher::Callback callback =
       base::Bind(&ConfigDirPolicyLoader::OnFileUpdated, base::Unretained(this));
-  mandatory_watcher_.Watch(config_dir_.Append(kMandatoryConfigDir), callback);
-  recommended_watcher_.Watch(config_dir_.Append(kRecommendedConfigDir),
+  mandatory_watcher_.Watch(config_dir_.Append(kMandatoryConfigDir), false,
+                           callback);
+  recommended_watcher_.Watch(config_dir_.Append(kRecommendedConfigDir), false,
                              callback);
 }