Finish modifying analysis server to make use of code generation.

pkg/analysis_server/lib/src/computer/computer_overrides.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 computer.overrides;
 
-import 'package:analysis_server/src/protocol2.dart';
+import 'package:analysis_server/src/protocol.dart';
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart' as engine;
 
 
 /**
  * A computer for class member overrides in a Dart [CompilationUnit].
  */
 class DartUnitOverridesComputer {
   final CompilationUnit _unit;
 
@@ skipping 17 matching lines @@
           if (classMember is FieldDeclaration) {
             List<VariableDeclaration> fields = classMember.fields.variables;
             for (VariableDeclaration field in fields) {
               SimpleIdentifier nameNode = field.name;
               _addOverride(nameNode.offset, nameNode.length, nameNode.name);
             }
           }
         }
       }
     }
-    return _overrides.map((override) => override.toJson()).toList();
+    return _overrides;
   }
 
   void _addOverride(int offset, int length, String name) {
     // super
     engine.Element superEngineElement;
     {
       engine.InterfaceType superType = _currentClass.supertype;
       if (superType != null) {
         superEngineElement = _lookupMember(superType.element, name);
       }
@@ skipping 39 matching lines @@
     }
     // setter
     member = classElement.lookUpSetter(name + '=', library);
     if (member != null) {
       return member;
     }
     // not found
     return null;
   }
 }