Compute ResolutionImpact directly from kernel, part 1 of ?

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

 // Copyright (c) 2012, 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 'dart:collection';
 
 import 'package:js_runtime/shared/embedded_names.dart';
 
 import '../closure.dart';
 import '../common.dart';
@@ skipping 1484 matching lines @@
     HInstruction newObject;
     if (!isNativeUpgradeFactory) {
       // Create the runtime type information, if needed.
       bool hasRtiInput = false;
       if (backend.classNeedsRtiField(classElement)) {
         // Read the values of the type arguments and create a
         // HTypeInfoExpression to set on the newly create object.
         hasRtiInput = true;
         List<HInstruction> typeArguments = <HInstruction>[];
         classElement.typeVariables.forEach((TypeVariableType typeVariable) {
-            HInstruction argument = localsHandler
-                .readLocal(localsHandler.getTypeVariableAsLocal(typeVariable));
-            typeArguments.add(argument);
-          });
+          HInstruction argument = localsHandler
+              .readLocal(localsHandler.getTypeVariableAsLocal(typeVariable));
+          typeArguments.add(argument);
+        });
 
         HInstruction typeInfo = new HTypeInfoExpression(
             TypeInfoExpressionKind.INSTANCE,
             classElement.thisType,
             typeArguments,
             backend.dynamicType);
         add(typeInfo);
         constructorArguments.add(typeInfo);
       }
 
@@ skipping 6037 matching lines @@
   const _LoopTypeVisitor();
   int visitNode(ast.Node node) => HLoopBlockInformation.NOT_A_LOOP;
   int visitWhile(ast.While node) => HLoopBlockInformation.WHILE_LOOP;
   int visitFor(ast.For node) => HLoopBlockInformation.FOR_LOOP;
   int visitDoWhile(ast.DoWhile node) => HLoopBlockInformation.DO_WHILE_LOOP;
   int visitAsyncForIn(ast.AsyncForIn node) => HLoopBlockInformation.FOR_IN_LOOP;
   int visitSyncForIn(ast.SyncForIn node) => HLoopBlockInformation.FOR_IN_LOOP;
   int visitSwitchStatement(ast.SwitchStatement node) =>
       HLoopBlockInformation.SWITCH_CONTINUE_LOOP;
 }