Extract DiagnosticReporter implementation from Compiler.

pkg/compiler/lib/src/common/resolution.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.
 
 library dart2js.common.resolution;
 
 import '../compiler.dart' show
     Compiler;
 import '../core_types.dart' show
     CoreTypes;
 import '../dart_types.dart' show
     DartType;
 import '../diagnostics/diagnostic_listener.dart' show
-    DiagnosticListener;
+    DiagnosticReporter;
 import '../elements/elements.dart' show
     AstElement,
     ClassElement,
     Element,
     ErroneousElement,
     FunctionElement,
     FunctionSignature,
     MetadataAnnotation,
     TypedefElement,
     TypeVariableElement;
@@ skipping 103 matching lines @@
   /// Called when resolving the `Symbol` constructor.
   void onSymbolConstructor(Registry registry) {}
 
   /// Called when resolving a prefix or postfix expression.
   void onIncDecOperation(Registry registry) {}
 }
 
 // TODO(johnniwinther): Rename to `Resolver` or `ResolverContext`.
 abstract class Resolution {
   Parsing get parsing;
-  DiagnosticListener get listener;
+  DiagnosticReporter get reporter;
   CoreTypes get coreTypes;
 
   void resolveTypedef(TypedefElement typdef);
   void resolveClass(ClassElement cls);
   void registerClass(ClassElement cls);
   void resolveMetadataAnnotation(MetadataAnnotation metadataAnnotation);
   FunctionSignature resolveSignature(FunctionElement function);
   DartType resolveTypeAnnotation(Element element, TypeAnnotation node);
 }
 
 // TODO(johnniwinther): Rename to `Parser` or `ParsingContext`.
 abstract class Parsing {
-  DiagnosticListener get listener;
+  DiagnosticReporter get reporter;
   void parsePatchClass(ClassElement cls);
   measure(f());
 }