Fix for matching field formal parameters.

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

 // Copyright (c) 2014, 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 engine.incremental_resolver;
 
 import 'dart:collection';
 import 'dart:math' as math;
 
 import 'package:analyzer/src/services/lint.dart';
@@ skipping 454 matching lines @@
       _assertEquals(node.identifier.name, element.name);
     }
     // check parameter type specific properties
     if (node is DefaultFormalParameter) {
       Expression nodeDefault = node.defaultValue;
       if (nodeDefault == null) {
         _assertNull(element.defaultValueCode);
       } else {
         _assertEquals(nodeDefault.toSource(), element.defaultValueCode);
       }
+      _assertCompatibleParameter(node.parameter, element);
     } else if (node is FieldFormalParameter) {
       _assertTrue(element.isInitializingFormal);
+      _assertCompatibleParameters(node.parameters, element.parameters);
     } else if (node is FunctionTypedFormalParameter) {
+      _assertFalse(element.isInitializingFormal);
       _assertTrue(element.type is FunctionType);
       FunctionType elementType = element.type;
       _assertCompatibleParameters(node.parameters, element.parameters);
       _assertSameType(node.returnType, elementType.returnType);
     } else if (node is SimpleFormalParameter) {
+      _assertFalse(element.isInitializingFormal);
       _assertSameType(node.type, element.type);
     }
   }
 
   void _assertCompatibleParameters(
       FormalParameterList nodes, List<ParameterElement> elements) {
     if (nodes == null) {
       return _assertEquals(elements.length, 0);
     }
     List<FormalParameter> parameters = nodes.parameters;
@@ skipping 750 matching lines @@
               found = true;
               break;
             }
           }
           if (!found) {
             logger.log('Failure: no enclosing function body or executable.');
             return false;
           }
           // fail if a comment change outside the bodies
           if (firstPair.kind == _TokenDifferenceKind.COMMENT) {
-            if (beginOffsetOld <= oldNode.offset || beginOffsetNew <= newNode.offset) {
+            if (beginOffsetOld <= oldNode.offset ||
+                beginOffsetNew <= newNode.offset) {
               logger.log('Failure: comment outside a function body.');
               return false;
             }
           }
         }
         logger.log(() => 'oldNode: $oldNode');
         logger.log(() => 'newNode: $newNode');
         // prepare update range
         _updateOffset = oldNode.offset;
         _updateEndOld = oldNode.end;
@@ skipping 541 matching lines @@
   @override
   String toString() => name;
 }
 
 class _TokenPair {
   final _TokenDifferenceKind kind;
   final Token oldToken;
   final Token newToken;
   _TokenPair(this.kind, this.oldToken, this.newToken);
 }