Clean up type parameters in comments

pkg/analyzer/test/generated/engine_test.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library analyzer.test.generated.engine_test;
 
 import 'dart:async';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/element/element.dart';
@@ skipping 495 matching lines @@
   }
 
   @override
   CancelableFuture<CompilationUnit> computeResolvedCompilationUnitAsync(
       Source source, Source librarySource) {
     fail("Unexpected invocation of getResolvedCompilationUnitFuture");
     return null;
   }
 
   @override
-  Object/*=V*/ computeResult/*<V>*/(
-      AnalysisTarget target, ResultDescriptor/*<V>*/ result) {
+  V computeResult<V>(AnalysisTarget target, ResultDescriptor<V> result) {
     fail("Unexpected invocation of computeResult");
     return null;
   }
 
   @override
   void dispose() {
     fail("Unexpected invocation of dispose");
   }
 
   @override
@@ skipping 16 matching lines @@
 
   @override
   CompilationUnitElement getCompilationUnitElement(
       Source unitSource, Source librarySource) {
     fail("Unexpected invocation of getCompilationUnitElement");
     return null;
   }
 
   @deprecated
   @override
-  Object/*=V*/ getConfigurationData/*<V>*/(ResultDescriptor/*<V>*/ key) {
+  V getConfigurationData<V>(ResultDescriptor<V> key) {
     fail("Unexpected invocation of getConfigurationData");
     return null;
   }
 
   @override
   TimestampedData<String> getContents(Source source) {
     fail("Unexpected invocation of getContents");
     return null;
   }
 
@@ skipping 83 matching lines @@
   }
 
   @override
   CompilationUnit getResolvedCompilationUnit2(
       Source unitSource, Source librarySource) {
     fail("Unexpected invocation of getResolvedCompilationUnit");
     return null;
   }
 
   @override
-  Object/*=V*/ getResult/*<V>*/(
-      AnalysisTarget target, ResultDescriptor/*<V>*/ result) {
+  V getResult<V>(AnalysisTarget target, ResultDescriptor<V> result) {
     fail("Unexpected invocation of getResult");
     return null;
   }
 
   @override
   List<Source> getSourcesWithFullName(String path) {
     fail("Unexpected invocation of getSourcesWithFullName");
     return null;
   }
 
@@ skipping 102 matching lines @@
   @override
   void test_flushAstStructures(Source source) {
     fail("Unexpected invocation of test_flushAstStructures");
   }
 
   @override
   void visitContentCache(ContentCacheVisitor visitor) {
     fail("Unexpected invocation of visitContentCache");
   }
 }