Remove UriReferencedElement with its uri/uriOffset/uriEnd properties.

pkg/analyzer/test/src/summary/element_text.dart

 // Copyright (c) 2017, 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 'dart:io';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/token.dart';
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/dart/element/type.dart';
@@ skipping 244 matching lines @@
   void writeDocumentation(Element e, [String prefix = '']) {
     if (e.documentationComment != null) {
       buffer.write(prefix);
       buffer.writeln(e.documentationComment);
     }
   }
 
   void writeExportElement(ExportElement e) {
     writeMetadata(e, '', '\n');
     buffer.write('export ');
-    writeUri(e, e.exportedLibrary?.source);
+    writeUri(e.exportedLibrary?.source);
 
     e.combinators.forEach(writeNamespaceCombinator);
 
     buffer.writeln(';');
   }
 
   void writeExpression(AstNode e) {
     if (e is Annotation) {
       buffer.write('@');
       writeExpression(e.name);
@@ skipping 196 matching lines @@
   void writeIf(bool flag, String str) {
     if (flag) {
       buffer.write(str);
     }
   }
 
   void writeImportElement(ImportElement e) {
     if (!e.isSynthetic) {
       writeMetadata(e, '', '\n');
       buffer.write('import ');
-      writeUri(e, e.importedLibrary?.source);
+      writeUri(e.importedLibrary?.source);
 
       writeIf(e.isDeferred, ' deferred');
 
       if (e.prefix != null) {
         buffer.write(' as ');
         writeName(e.prefix);
         if (withOffsets) {
           buffer.write('(${e.prefixOffset})');
         }
       }
@@ skipping 137 matching lines @@
   }
 
   void writeParameterElements(List<ParameterElement> elements) {
     writeList('(', ')', elements, ', ', writeParameterElement,
         includeEmpty: true);
   }
 
   void writePartElement(CompilationUnitElement e) {
     writeMetadata(e, '', '\n');
     buffer.write('part ');
-    writeUri(e, e.source);
+    writeUri(e.source);
     buffer.writeln(';');
   }
 
   void writePropertyAccessorElement(PropertyAccessorElement e) {
     if (e.isSynthetic && !withSyntheticAccessors) {
       return;
     }
 
     if (!e.isSynthetic) {
       PropertyInducingElement variable = e.variable;
@@ skipping 148 matching lines @@
       buffer.writeln();
     }
     e.functionTypeAliases.forEach(writeFunctionTypeAliasElement);
     e.enums.forEach(writeClassElement);
     e.types.forEach(writeClassElement);
     e.topLevelVariables.forEach(writePropertyInducingElement);
     e.accessors.forEach(writePropertyAccessorElement);
     e.functions.forEach(writeFunctionElement);
   }
 
-  void writeUri(UriReferencedElement e, Source source) {
-    String uri = e.uri ?? source.uri.toString();
-    buffer.write('\'$uri\'');
-    if (withOffsets) {
-      buffer.write('(');
-      buffer.write('${e.uriOffset}, ');
-      buffer.write('${e.uriEnd})');
-      buffer.write(')');
+  void writeUri(Source source) {
+    if (source != null) {
+      Uri uri = source.uri;
+      String uriStr = uri.toString();
+      if (uri.isScheme('file')) {
+        uriStr = uri.pathSegments.last;
+      }
+      buffer.write('\'$uriStr\'');
+    } else {
+      buffer.write('\'<unresolved>\'');
     }
   }
 
   void writeVariableTypeInferenceError(VariableElement e) {
     if (e is VariableElementImpl) {
       TopLevelInferenceError inferenceError = e.typeInferenceError;
       if (inferenceError != null) {
         String kindName = inferenceError.kind.toString();
         if (kindName.startsWith('TopLevelInferenceErrorKind.')) {
           kindName = kindName.substring('TopLevelInferenceErrorKind.'.length);
@@ skipping 29 matching lines @@
     return components.join(';');
   }
 }
 
 class _Replacement {
   final int offset;
   final int end;
   final String text;
   _Replacement(this.offset, this.end, this.text);
 }