Fix analyzer interpretation of 'ClassName?.staticMember'.

pkg/analyzer/test/generated/static_type_warning_code_test.dart

Index: pkg/analyzer/test/generated/static_type_warning_code_test.dart
diff --git a/pkg/analyzer/test/generated/static_type_warning_code_test.dart b/pkg/analyzer/test/generated/static_type_warning_code_test.dart
index a346a872116509e12f3534600ac7032135a83d58..b49a115200dd927bf29a6e3b9bd5050fb0da704a 100644
--- a/pkg/analyzer/test/generated/static_type_warning_code_test.dart
+++ b/pkg/analyzer/test/generated/static_type_warning_code_test.dart
@@ -1391,14 +1391,12 @@ var a = A.B;''');
     assertErrors(source, [StaticTypeWarningCode.UNDEFINED_GETTER]);
   }
 
-  void test_undefinedGetter_static_conditionalAccess() {
-    // The conditional access operator '?.' cannot be used to access static
-    // fields.
+  void test_undefinedGetter_typeLiteral_conditionalAccess() {
+    // When applied to a type literal, the conditional access operator '?.'
+    // cannot be used to access instance getters of Type.
     Source source = addSource('''
-class A {
-  static var x;
-}
-var a = A?.x;
+class A {}
+f() => A?.hashCode;
 ''');
     computeLibrarySourceErrors(source);
     assertErrors(source, [StaticTypeWarningCode.UNDEFINED_GETTER]);
@@ -1562,14 +1560,12 @@ main() {
     assertErrors(source, [StaticTypeWarningCode.UNDEFINED_METHOD]);
   }
 
-  void test_undefinedMethod_static_conditionalAccess() {
-    // The conditional access operator '?.' cannot be used to access static
-    // methods.
+  void test_undefinedMethod_typeLiteral_conditionalAccess() {
+    // When applied to a type literal, the conditional access operator '?.'
+    // cannot be used to access instance methods of Type.
     Source source = addSource('''
-class A {
-  static void m() {}
-}
-f() { A?.m(); }
+class A {}
+f() => A?.toString();
 ''');
     computeLibrarySourceErrors(source);
     assertErrors(source, [StaticTypeWarningCode.UNDEFINED_METHOD]);
@@ -1651,19 +1647,6 @@ f() { A.B = 0;}''');
     assertErrors(source, [StaticTypeWarningCode.UNDEFINED_SETTER]);
   }
 
-  void test_undefinedSetter_static_conditionalAccess() {
-    // The conditional access operator '?.' cannot be used to access static
-    // fields.
-    Source source = addSource('''
-class A {
-  static var x;
-}
-f() { A?.x = 1; }
-''');
-    computeLibrarySourceErrors(source);
-    assertErrors(source, [StaticTypeWarningCode.UNDEFINED_SETTER]);
-  }
-
   void test_undefinedSetter_void() {
     Source source = addSource(r'''
 class T {