fix errors and warnings in DDC

pkg/dev_compiler/lib/src/compiler/ast_builder.dart

 // Copyright (c) 2015, 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 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/standard_ast_factory.dart';
 import 'package:analyzer/dart/ast/token.dart';
 import 'package:analyzer/src/dart/ast/token.dart';
 import 'package:analyzer/src/generated/utilities_dart.dart';
 import 'package:logging/logging.dart' as logger;
@@ skipping 304 matching lines @@
     return RawAstBuilder.returnExpression(e);
   }
 
   // let b = e1 in e2 == (\b.e2)(e1)
   static Expression letExpression(
       FormalParameter b, Expression e1, Expression e2) {
     FunctionExpression l = expressionFunction(<FormalParameter>[b], e2);
     return application(parenthesize(l), <Expression>[e1]);
   }
 
-  static SimpleFormalParameter simpleFormal(SimpleIdentifier v, TypeName t) {
-    return RawAstBuilder.simpleFormalParameter(v, t);
-  }
-
-  static FunctionTypedFormalParameter functionTypedFormal(
-      TypeName ret, SimpleIdentifier v, List<FormalParameter> params) {
-    FormalParameterList ps = formalParameterList(params);
-    return RawAstBuilder.functionTypedFormalParameter(ret, v, ps);
-  }
-
   static FormalParameter requiredFormal(NormalFormalParameter fp) {
     return RawAstBuilder.requiredFormalParameter(fp);
   }
 
   static FormalParameter optionalFormal(NormalFormalParameter fp) {
     return RawAstBuilder.optionalFormalParameter(fp);
   }
 
   static FormalParameter namedFormal(NormalFormalParameter fp) {
     return RawAstBuilder.namedFormalParameter(fp);
@@ skipping 208 matching lines @@
       FunctionDeclaration fd) {
     return astFactory.functionDeclarationStatement(fd);
   }
 
   static Statement returnExpression([Expression e]) {
     Token ret = new KeywordToken(Keyword.RETURN, 0);
     Token semi = new Token(TokenType.SEMICOLON, 0);
     return astFactory.returnStatement(ret, e, semi);
   }
 
-  static SimpleFormalParameter simpleFormalParameter(
-      SimpleIdentifier v, TypeName t) {
-    return astFactory.simpleFormalParameter(null, <Annotation>[], null, t, v);
-  }
-
-  static FunctionTypedFormalParameter functionTypedFormalParameter(
-      TypeName ret, SimpleIdentifier v, FormalParameterList ps) {
-    return astFactory.functionTypedFormalParameter(
-        null, <Annotation>[], ret, v, null, ps);
-  }
-
   static FormalParameter requiredFormalParameter(NormalFormalParameter fp) {
     return fp;
   }
 
   static FormalParameter optionalFormalParameter(NormalFormalParameter fp) {
     return astFactory.defaultFormalParameter(
         fp, ParameterKind.POSITIONAL, null, null);
   }
 
   static FormalParameter namedFormalParameter(NormalFormalParameter fp) {
     return astFactory.defaultFormalParameter(
         fp, ParameterKind.NAMED, null, null);
   }
 
   static NamedExpression namedParameter(SimpleIdentifier s, Expression e) {
     return namedExpression(s, e);
   }
 
   static NamedExpression namedExpression(SimpleIdentifier s, Expression e) {
     Label l = astFactory.label(s, new Token(TokenType.COLON, 0));
     return astFactory.namedExpression(l, e);
   }
 
   static VariableDeclarationStatement variableDeclarationStatement(
       VariableDeclarationList varDecl) {
     var semi = new Token(TokenType.SEMICOLON, 0);
     return astFactory.variableDeclarationStatement(varDecl, semi);
   }
 }