Move computeType to TypedElement and TypeDeclarationElement.

pkg/compiler/lib/src/patch_parser.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.
 
 /**
  * This library contains the infrastructure to parse and integrate patch files.
  *
  * Three types of elements can be patched: [LibraryElement], [ClassElement],
  * [FunctionElement]. Patches are introduced in patch libraries which are loaded
  * together with the corresponding origin library. Which libraries that are
@@ skipping 107 matching lines @@
 
 import 'constants/values.dart' show ConstantValue;
 import 'dart2jslib.dart'
     show Compiler,
          CompilerTask,
          DiagnosticListener,
          MessageKind,
          Script;
 import 'elements/elements.dart';
 import 'elements/modelx.dart'
-    show LibraryElementX,
+    show BaseFunctionElementX,
+         ClassElementX,
+         GetterElementX,
+         LibraryElementX,
          MetadataAnnotationX,
-         ClassElementX,
-         BaseFunctionElementX;
+         SetterElementX;
 import 'helpers/helpers.dart';  // Included for debug helpers.
 import 'library_loader.dart' show LibraryLoader;
 import 'scanner/scannerlib.dart';  // Scanner, Parsers, Listeners
 import 'util/util.dart';
 
 class PatchParserTask extends CompilerTask {
   final String name = "Patching Parser";
 
   PatchParserTask(Compiler compiler): super(compiler);
 
@@ skipping 335 matching lines @@
   }
   AbstractFieldElement originField = origin;
   if (originField.getter == null) {
     listener.reportError(
         origin, MessageKind.PATCH_NO_GETTER, {'getterName': patch.name});
     listener.reportInfo(
         patch,
         MessageKind.PATCH_POINT_TO_GETTER, {'getterName': patch.name});
     return;
   }
-  patchFunction(listener, originField.getter, patch);
+  GetterElementX getter = originField.getter;
+  patchFunction(listener, getter, patch);
 }
 
 void tryPatchSetter(DiagnosticListener listener,
                     Element origin,
                     FunctionElement patch) {
   if (!origin.isAbstractField) {
     listener.reportError(
         origin, MessageKind.PATCH_NON_SETTER, {'name': origin.name});
     listener.reportInfo(
         patch,
         MessageKind.PATCH_POINT_TO_SETTER, {'setterName': patch.name});
     return;
   }
   AbstractFieldElement originField = origin;
   if (originField.setter == null) {
     listener.reportError(
         origin, MessageKind.PATCH_NO_SETTER, {'setterName': patch.name});
     listener.reportInfo(
         patch,
         MessageKind.PATCH_POINT_TO_SETTER, {'setterName': patch.name});
     return;
   }
-  patchFunction(listener, originField.setter, patch);
+  SetterElementX setter = originField.setter;
+  patchFunction(listener, setter, patch);
 }
 
 void tryPatchConstructor(DiagnosticListener listener,
                          Element origin,
                          FunctionElement patch) {
   if (!origin.isConstructor) {
     listener.reportError(
         origin,
         MessageKind.PATCH_NON_CONSTRUCTOR, {'constructorName': patch.name});
     listener.reportInfo(
@@ skipping 44 matching lines @@
 
 class PatchVersion {
   final String tag;
 
   const PatchVersion(this.tag);
 
   bool isActive(String patchTag) => tag == null || tag == patchTag;
 
   String toString() => 'PatchVersion($tag)';
 }