Return RPCError.kMethodNotFound for streamCpuSamplesWithUserTag (#1889)

Author: elliette

dwds/lib/src/services/chrome_proxy_service.dart

@@ -1131,7 +1131,7 @@ ${globalLoadStrategy.loadModuleSnippet}("dart_sdk").developer.invokeExtension(
 
   @override
   Future<Success> streamCpuSamplesWithUserTag(List<String> userTags) =>
-      throw UnimplementedError();
+      _rpcNotSupportedFuture('streamCpuSamplesWithUserTag');
 
   /// Prevent DWDS from blocking Dart SDK rolls if changes in package:vm_service
   /// are unimplemented in DWDS.

dwds/pubspec.yaml

@@ -15,7 +15,7 @@ dependencies:
   built_value: ^8.3.0
   collection: ^1.15.0
   crypto: ^3.0.2
-  dds: ^2.2.5
+  dds: ^2.7.1
   file: ^6.1.3
   http: ^0.13.4
   http_multi_server: ^3.2.0