Invalidate both hints and lints on incremental resolution.

pkg/analyzer/test/generated/incremental_resolver_test.dart

Index: pkg/analyzer/test/generated/incremental_resolver_test.dart
diff --git a/pkg/analyzer/test/generated/incremental_resolver_test.dart b/pkg/analyzer/test/generated/incremental_resolver_test.dart
index 98f6d2376511bfd48a398f31914aec7727da6222..ed41b59a77f1224f3c8284dfc857f203feae9cfc 100644
--- a/pkg/analyzer/test/generated/incremental_resolver_test.dart
+++ b/pkg/analyzer/test/generated/incremental_resolver_test.dart
@@ -2486,7 +2486,7 @@ class IncrementalResolverTest extends ResolverTestCase {
   void resetWithOptions(AnalysisOptions options) {
     if (AnalysisEngine.instance.useTaskModel) {
       analysisContext2 =
-                AnalysisContextFactory.contextWithCoreAndOptions(options);
+          AnalysisContextFactory.contextWithCoreAndOptions(options);
     } else {
       analysisContext2 =
           AnalysisContextFactory.oldContextWithCoreAndOptions(options);
@@ -3711,7 +3711,7 @@ class A {
     expect(errors, isEmpty);
   }
 
-  void test_updateErrors_addNew_hint() {
+  void test_updateErrors_addNew_hint1() {
     _resolveUnit(r'''
 int main() {
   return 42;
@@ -3723,7 +3723,7 @@ int main() {
 ''');
   }
 
-  void test_updateErrors_addNew_hints() {
+  void test_updateErrors_addNew_hint2() {
     _resolveUnit(r'''
 main() {
   int v = 0;