Remove class FastUri from analyzer.

pkg/analyzer/lib/src/summary/package_bundle_reader.dart

 import 'dart:io' as io;
 
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/file_system/file_system.dart';
 import 'package:analyzer/src/context/cache.dart';
 import 'package:analyzer/src/context/context.dart';
 import 'package:analyzer/src/dart/element/element.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/resolver.dart' show TypeProvider;
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/generated/source_io.dart';
 import 'package:analyzer/src/generated/utilities_dart.dart';
 import 'package:analyzer/src/summary/format.dart';
 import 'package:analyzer/src/summary/idl.dart';
 import 'package:analyzer/src/summary/resynthesize.dart';
 import 'package:analyzer/src/task/dart.dart';
-import 'package:analyzer/src/util/fast_uri.dart';
 import 'package:analyzer/task/dart.dart';
 import 'package:analyzer/task/general.dart';
 import 'package:analyzer/task/model.dart';
 import 'package:front_end/src/base/source.dart';
 
 /**
  * The [ResultProvider] that provides results from input package summaries.
  */
 class InputPackagesResultProvider extends ResynthesizerResultProvider {
   InputPackagesResultProvider(
@@ skipping 303 matching lines @@
   /**
    * Add the given [bundle] loaded from the file with the given [path].
    */
   void addBundle(String path, PackageBundle bundle) {
     bundles.add(bundle);
     if (dependencies != null) {
       Set<String> includedPackageNames = new Set<String>();
       bool includesDartUris = false;
       bool includesFileUris = false;
       for (String uriString in bundle.unlinkedUnitUris) {
-        Uri uri = FastUri.parse(uriString);
+        Uri uri = Uri.parse(uriString);
         String scheme = uri.scheme;
         if (scheme == 'package') {
           List<String> pathSegments = uri.pathSegments;
           includedPackageNames.add(pathSegments.isEmpty ? '' : pathSegments[0]);
         } else if (scheme == 'file') {
           includesFileUris = true;
         } else if (scheme == 'dart') {
           includesDartUris = true;
         }
       }
@@ skipping 34 matching lines @@
    * the given [unitUriString], or `null` if no such library is in the store.
    */
   List<String> getContainingLibraryUris(String unitUriString) {
     // The unit is the defining unit of a library.
     if (linkedMap.containsKey(unitUriString)) {
       return <String>[unitUriString];
     }
     // Check every unlinked unit whether it uses [unitUri] as a part.
     List<String> libraryUriStrings = <String>[];
     unlinkedMap.forEach((unlinkedUnitUriString, unlinkedUnit) {
-      Uri libraryUri = FastUri.parse(unlinkedUnitUriString);
+      Uri libraryUri = Uri.parse(unlinkedUnitUriString);
       for (String partUriString in unlinkedUnit.publicNamespace.parts) {
-        Uri partUri = FastUri.parse(partUriString);
+        Uri partUri = Uri.parse(partUriString);
         String partAbsoluteUriString =
             resolveRelativeUri(libraryUri, partUri).toString();
         if (partAbsoluteUriString == unitUriString) {
           libraryUriStrings.add(unlinkedUnitUriString);
         }
       }
     });
     return libraryUriStrings.isNotEmpty ? libraryUriStrings : null;
   }
 
@@ skipping 24 matching lines @@
   UnlinkedUnit getUnlinkedSummary(String uri) {
     return _dataStore.unlinkedMap[uri];
   }
 
   @override
   bool hasLibrarySummary(String uri) {
     LinkedLibrary linkedLibrary = _dataStore.linkedMap[uri];
     return linkedLibrary != null;
   }
 }