Add logging

packages/flutter_tools/lib/src/isolated/devfs_web.dart

diff --git a/packages/flutter_tools/lib/src/isolated/devfs_web.dart b/packages/flutter_tools/lib/src/isolated/devfs_web.dart
index 05a164a..230a13d 100644
--- a/packages/flutter_tools/lib/src/isolated/devfs_web.dart
+++ b/packages/flutter_tools/lib/src/isolated/devfs_web.dart
@@ -9,6 +9,7 @@
 import 'package:dwds/dwds.dart';
 import 'package:html/dom.dart';
 import 'package:html/parser.dart';
+import 'package:logging/logging.dart' as logging;
 import 'package:meta/meta.dart';
 import 'package:mime/mime.dart' as mime;
 import 'package:package_config/package_config.dart';
@@ -223,6 +224,10 @@
         };
       };
 
+      logging.Logger.root.onRecord.listen((logging.LogRecord event) {
+        globals.printTrace('${event.loggerName}: ${event.message}');
+      });
+
       // In debug builds, spin up DWDS and the full asset server.
       final Dwds dwds = await dwdsLauncher(
         assetReader: server,