Clean up type parameters in comments

pkg/analyzer/lib/src/generated/declaration_resolver.dart

 // Copyright (c) 2016, 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.src.generated.declaration_resolver;
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/token.dart';
 import 'package:analyzer/dart/ast/visitor.dart';
 import 'package:analyzer/dart/element/element.dart';
@@ skipping 476 matching lines @@
   /**
    * Updates [identifier] to point to [element], after ensuring that the
    * element has the expected name.
    *
    * If no [elementName] is given, it defaults to the name of the [identifier]
    * (or the empty string if [identifier] is `null`).
    *
    * If [identifier] is `null`, nothing is updated, but the element name is
    * still checked.
    */
-  Element/*=E*/ _match/*<E extends Element>*/(
-      SimpleIdentifier identifier, Element/*=E*/ element,
+  E _match<E extends Element>(SimpleIdentifier identifier, E element,
       {String elementName, int offset}) {
     elementName ??= identifier?.name ?? '';
     offset ??= identifier?.offset ?? -1;
     if (element.name != elementName) {
       throw new StateError(
           'Expected an element matching `$elementName`, got `${element.name}`');
     }
     identifier?.staticElement = element;
     _matchOffset(element, offset);
     return element;
@@ skipping 306 matching lines @@
 class _ElementMismatchException extends AnalysisException {
   /**
    * Creates an exception to refer to the given [compilationUnit], [element],
    * and [cause].
    */
   _ElementMismatchException(
       CompilationUnitElement compilationUnit, Element element,
       [CaughtException cause = null])
       : super('Element mismatch in $compilationUnit at $element', cause);
 }