[Android] Check if enhanced bookmarks id is set by finch.

chrome/browser/bookmarks/enhanced_bookmarks_features.cc

Index: chrome/browser/bookmarks/enhanced_bookmarks_features.cc
diff --git a/chrome/browser/bookmarks/enhanced_bookmarks_features.cc b/chrome/browser/bookmarks/enhanced_bookmarks_features.cc
index 95f9bb89cf625e0b11e6157c0a494c85eaa48568..aad3817e1bcacbf3786729c87ccb50b76c88132b 100644
--- a/chrome/browser/bookmarks/enhanced_bookmarks_features.cc
+++ b/chrome/browser/bookmarks/enhanced_bookmarks_features.cc
@@ -28,14 +28,15 @@ std::string GetEnhancedBookmarksExtensionIdFromFinch() {
 
 // Returns true if enhanced bookmarks experiment is enabled from Finch.
 bool IsEnhancedBookmarksExperimentEnabledFromFinch() {
+  const std::string ext_id = GetEnhancedBookmarksExtensionIdFromFinch();
 #if defined(OS_ANDROID)
-  return false;
-#endif
-  std::string ext_id = GetEnhancedBookmarksExtensionIdFromFinch();
+  return !ext_id.empty();
+#else
   const extensions::FeatureProvider* feature_provider =
       extensions::FeatureProvider::GetPermissionFeatures();
   extensions::Feature* feature = feature_provider->GetFeature("metricsPrivate");
   return feature && feature->IsIdInWhitelist(ext_id);
+#endif
 }
 
 };  // namespace