Use NodeList where possible.

compiler/java/com/google/dart/compiler/resolver/CompileTimeConstantResolver.java

 // Copyright (c) 2011, 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.
 
 package com.google.dart.compiler.resolver;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.dart.compiler.DartCompilerContext;
 import com.google.dart.compiler.ast.DartClass;
 import com.google.dart.compiler.ast.DartExpression;
@@ skipping 169 matching lines @@
       resolveConstantExpression(node.getValue());
       return null;
     }
 
     @Override
     public Element visitMethodDefinition(DartMethodDefinition node) {
       MethodElement member = node.getSymbol();
       ResolutionContext previousContext = context;
       context = context.extend(member.getName());
       DartFunction functionNode = node.getFunction();
-      List<DartParameter> parameters = functionNode.getParams();
+      List<DartParameter> parameters = functionNode.getParameters();
       for (DartParameter parameter : parameters) {
         getContext().declare(parameter.getSymbol(), null, null);
         // Then resolve the default values.
         resolveConstantExpression(parameter.getDefaultExpr());
       }
       Element element = node.getSymbol();
       if (ElementKind.of(element) == ElementKind.CONSTRUCTOR &&
         node.getModifiers().isConstant()) {
         for (DartInitializer initializer : node.getInitializers()) {
           DartExpression initializerValue = initializer.getValue();
@@ skipping 38 matching lines @@
     exec(unit, compilerContext, unit.getLibrary().getElement().getScope(), typeProvider);
   }
 
   @VisibleForTesting
   public void exec(DartUnit unit, DartCompilerContext compilerContext,
                    Scope scope, CoreTypeProvider typeProvider) {
     unit.accept(new ConstResolveVisitor(unit, compilerContext, scope,
         typeProvider));
   }
 }