Remove false positive from override hint (issue 27046)

pkg/analyzer/test/generated/hint_code_test.dart

Index: pkg/analyzer/test/generated/hint_code_test.dart
diff --git a/pkg/analyzer/test/generated/hint_code_test.dart b/pkg/analyzer/test/generated/hint_code_test.dart
index 3ff98f717a76e06e2ef3f06f9bd637cf86ea7317..e14df67545453846a2fea2ceb2381553058bebfb 100644
--- a/pkg/analyzer/test/generated/hint_code_test.dart
+++ b/pkg/analyzer/test/generated/hint_code_test.dart
@@ -31,7 +31,6 @@ library meta;
 const _Factory factory = const _Factory();
 const _Literal literal = const _Literal();
 const _MustCallSuper mustCallSuper = const _MustCallSuper();
-const _Override override = const _Override();
 const _Protected protected = const _Protected();
 const Required required = const Required();
 class Required {
@@ -48,9 +47,6 @@ class _Literal {
 class _MustCallSuper {
   const _MustCallSuper();
 }
-class _Override {
-  const _Override();
-}
 class _Protected {
   const _Protected();
 }
@@ -2055,8 +2051,6 @@ class A {
 
   void test_overrideOnNonOverridingField_invalid() {
     Source source = addSource(r'''
-library dart.core;
-const override = null;
 class A {
 }
 class B extends A {
@@ -2070,8 +2064,6 @@ class B extends A {
 
   void test_overrideOnNonOverridingGetter_invalid() {
     Source source = addSource(r'''
-library dart.core;
-const override = null;
 class A {
 }
 class B extends A {
@@ -2085,8 +2077,6 @@ class B extends A {
 
   void test_overrideOnNonOverridingMethod_invalid() {
     Source source = addSource(r'''
-library dart.core;
-const override = null;
 class A {
 }
 class B extends A {
@@ -2100,8 +2090,6 @@ class B extends A {
 
   void test_overrideOnNonOverridingSetter_invalid() {
     Source source = addSource(r'''
-library dart.core;
-const override = null;
 class A {
 }
 class B extends A {