cleanup dart code completion contributors

pkg/analysis_server/lib/src/services/completion/dart/static_member_contributor.dart

Index: pkg/analysis_server/lib/src/services/completion/dart/static_member_contributor.dart
diff --git a/pkg/analysis_server/lib/src/services/completion/dart/static_member_contributor.dart b/pkg/analysis_server/lib/src/services/completion/dart/static_member_contributor.dart
index 255d03eab6333b9337a04a75720fe0f1a0b0133c..1418181cbcad38c1da70f0a2159c5da329ba2994 100644
--- a/pkg/analysis_server/lib/src/services/completion/dart/static_member_contributor.dart
+++ b/pkg/analysis_server/lib/src/services/completion/dart/static_member_contributor.dart
@@ -23,16 +23,6 @@ class StaticMemberContributor extends DartCompletionContributor {
   @override
   Future<List<CompletionSuggestion>> computeSuggestions(
       DartCompletionRequest request) async {
-    // Determine if the target looks like a static method invocation,
-    // or a static property access
-    if (request.dotTarget is! Identifier || request.target.isCascade) {
-      return EMPTY_LIST;
-    }
-
-    // Resolve the expression and the containing library
-    await request.resolveContainingExpression(request.dotTarget);
-
-    // Recompute the target since resolution may have changed it
     Expression targetId = request.dotTarget;
     if (targetId is Identifier && !request.target.isCascade) {
       Element elem = targetId.bestElement;