Replace comment style generic method syntax with real syntax (TBR)

pkg/compiler/lib/src/ssa/interceptor_simplifier.dart

 // Copyright (c) 2013, 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.
 
 import '../common_elements.dart' show CommonElements;
 import '../constants/constant_system.dart';
 import '../constants/values.dart';
 import '../elements/entities.dart';
 import '../js_backend/interceptor_data.dart';
 import '../types/types.dart';
@@ skipping 220 matching lines @@
           !(interceptedClasses.contains(_commonElements.jsDoubleClass) ||
               interceptedClasses.contains(_commonElements.jsIntClass))) {
         Set<ClassEntity> required;
         for (HInstruction user in node.usedBy) {
           if (user is! HInvoke) continue;
           Set<ClassEntity> intercepted = interceptorData
               .getInterceptedClassesOn(user.selector.name, closedWorld);
           if (intercepted.contains(_commonElements.jsIntClass)) {
             // TODO(johnniwinther): Use type argument when all uses of
             // intercepted classes expect entities instead of elements.
-            required ??= new Set/*<ClassEntity>*/();
+            required ??= new Set<ClassEntity>();
             required.add(_commonElements.jsIntClass);
           }
           if (intercepted.contains(_commonElements.jsDoubleClass)) {
             // TODO(johnniwinther): Use type argument when all uses of
             // intercepted classes expect entities instead of elements.
-            required ??= new Set/*<ClassEntity>*/();
+            required ??= new Set<ClassEntity>();
             required.add(_commonElements.jsDoubleClass);
           }
         }
         // Don't modify the result of [interceptorData.getInterceptedClassesOn].
         if (required != null) {
           interceptedClasses = interceptedClasses.union(required);
         }
       }
     } else {
       // TODO(johnniwinther): Use type argument when all uses of intercepted
       // classes expect entities instead of elements.
-      interceptedClasses = new Set/*<ClassEntity>*/();
+      interceptedClasses = new Set<ClassEntity>();
       for (HInstruction user in node.usedBy) {
         if (user is HInvokeDynamic &&
             user.isCallOnInterceptor(closedWorld) &&
             node == user.receiver &&
             useCount(user, node) == 1) {
           interceptedClasses.addAll(interceptorData.getInterceptedClassesOn(
               user.selector.name, closedWorld));
         } else if (user is HInvokeSuper &&
             user.isCallOnInterceptor(closedWorld) &&
             node == user.receiver &&
@@ skipping 151 matching lines @@
       instruction = new HInvokeDynamicMethod(
           selector, mask, inputs, node.instructionType, true);
     }
 
     HBasicBlock block = node.block;
     block.addAfter(node, instruction);
     block.rewrite(node, instruction);
     return true;
   }
 }