Support for implicitFunctionTypeIndices in CompilationUnitElementForLink.resolveTypeRef().

pkg/analyzer/test/src/summary/linker_test.dart

Index: pkg/analyzer/test/src/summary/linker_test.dart
diff --git a/pkg/analyzer/test/src/summary/linker_test.dart b/pkg/analyzer/test/src/summary/linker_test.dart
index ec201eb58c428eecbe96bf024fef8f626e95ac49..01a6c44b747fb5b4327b83d3b8661a8eb8fe0849 100644
--- a/pkg/analyzer/test/src/summary/linker_test.dart
+++ b/pkg/analyzer/test/src/summary/linker_test.dart
@@ -351,6 +351,34 @@ var y = C.x;
         '(D) → dynamic');
   }
 
+  void test_inferredType_implicitFunctionTypeIndices() {
+    var bundle = createPackageBundle(
+        '''
+class A {
+  void foo(void bar(int arg)) {}
+}
+class B extends A {
+  void foo(bar) {}
+}
+''',
+        path: '/a.dart');
+    addBundle('/a.ds', bundle);
+    createLinker('''
+import 'a.dart';
+class C extends B {
+  void foo(bar) {}
+}
+''');
+    LibraryElementForLink library = linker.getLibrary(linkerInputs.testDartUri);
+    library.libraryCycleForLink.ensureLinked();
+    ClassElementForLink_Class cls = library.getContainedName('C');
+    expect(cls.methods, hasLength(1));
+    MethodElementForLink foo = cls.methods[0];
+    expect(foo.parameters, hasLength(1));
+    FunctionType barType = foo.parameters[0].type;
+    expect(barType.parameters[0].type.toString(), 'int');
+  }
+
   void test_inferredType_instanceField_conditional_genericFunctions() {
     createLinker('''
 class C {