diff --git a/pkg/analyzer/lib/src/dart/micro/libraries_log.dart b/pkg/analyzer/lib/src/dart/micro/libraries_log.dart
deleted file mode 100644
index a67988b..0000000
--- a/pkg/analyzer/lib/src/dart/micro/libraries_log.dart
+++ /dev/null
@@ -1,88 +0,0 @@
-// Copyright (c) 2020, 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 'package:meta/meta.dart';
-
-class ChangeFileLoadEntry extends LibrariesLogEntry {
-  /// The path of the file that was reported as changed.
-  final String target;
-
-  /// The files that depend transitively on the [target]. These files are
-  /// removed from the state, and from the element factory.
-  final List<LibrariesLogFile> removed = [];
-
-  ChangeFileLoadEntry._(this.target);
-
-  void addRemoved({
-    @required String path,
-    @required Uri uri,
-  }) {
-    removed.add(
-      LibrariesLogFile._(path, uri),
-    );
-  }
-
-  @override
-  String toString() {
-    return 'Change(target: $target, removed: $removed)';
-  }
-}
-
-class LibrariesLog {
-  final List<LibrariesLogEntry> entries = [];
-
-  ChangeFileLoadEntry changeFile(String path) {
-    var entry = ChangeFileLoadEntry._(path);
-    entries.add(entry);
-    return entry;
-  }
-
-  LoadLibrariesForTargetLogEntry loadForTarget({
-    @required String path,
-    @required Uri uri,
-  }) {
-    var entry = LoadLibrariesForTargetLogEntry._(
-      LibrariesLogFile._(path, uri),
-    );
-    entries.add(entry);
-    return entry;
-  }
-}
-
-abstract class LibrariesLogEntry {
-  final DateTime time = DateTime.now();
-}
-
-class LibrariesLogFile {
-  final String path;
-  final Uri uri;
-
-  LibrariesLogFile._(this.path, this.uri);
-
-  @override
-  String toString() {
-    return '(path: $path, uri: $uri)';
-  }
-}
-
-class LoadLibrariesForTargetLogEntry extends LibrariesLogEntry {
-  final LibrariesLogFile target;
-  final List<LibrariesLogFile> loaded = [];
-
-  LoadLibrariesForTargetLogEntry._(this.target);
-
-  void addLibrary({
-    @required String path,
-    @required Uri uri,
-  }) {
-    loaded.add(
-      LibrariesLogFile._(path, uri),
-    );
-  }
-
-  @override
-  String toString() {
-    return 'Load(target: $target, loaded: $loaded)';
-  }
-}
diff --git a/pkg/analyzer/lib/src/dart/micro/resolve_file.dart b/pkg/analyzer/lib/src/dart/micro/resolve_file.dart
index b77c5aa..b0e1808 100644
--- a/pkg/analyzer/lib/src/dart/micro/resolve_file.dart
+++ b/pkg/analyzer/lib/src/dart/micro/resolve_file.dart
@@ -20,7 +20,6 @@
 import 'package:analyzer/src/dart/analysis/results.dart';
 import 'package:analyzer/src/dart/micro/analysis_context.dart';
 import 'package:analyzer/src/dart/micro/cider_byte_store.dart';
-import 'package:analyzer/src/dart/micro/libraries_log.dart';
 import 'package:analyzer/src/dart/micro/library_analyzer.dart';
 import 'package:analyzer/src/dart/micro/library_graph.dart';
 import 'package:analyzer/src/exception/exception.dart';
@@ -76,13 +75,11 @@
 
   MicroContextObjects contextObjects;
 
-  final LibrariesLog _librariesLog = LibrariesLog();
-
   _LibraryContext libraryContext;
 
   /// List of ids for cache elements that are invalidated. Track elements that
-  /// are invalidated during [changeFile]. Used in [releaseAndClearRemovedIds] to
-  /// release the cache items and is then cleared.
+  /// are invalidated during [changeFile]. Used in [releaseAndClearRemovedIds]
+  /// to release the cache items and is then cleared.
   final Set<int> removedCacheIds = {};
 
   FileResolver(
@@ -124,10 +121,6 @@
     this.byteStore = byteStore;
   }
 
-  List<LibrariesLogEntry> get librariesLogEntries {
-    return _librariesLog.entries;
-  }
-
   /// Update the resolver to reflect the fact that the file with the given
   /// [path] was changed. We need to make sure that when this file, of any file
   /// that directly or indirectly referenced it, is resolved, we used the new
@@ -142,13 +135,8 @@
     var removedFiles = <FileState>[];
     fsState.changeFile(path, removedFiles);
 
-    // Update the log.
-    var logEntry = _librariesLog.changeFile(path);
+    // Schedule disposing references to cached unlinked data.
     for (var removedFile in removedFiles) {
-      logEntry.addRemoved(
-        path: removedFile.path,
-        uri: removedFile.uri,
-      );
       removedCacheIds.add(removedFile.id);
     }
 
@@ -474,7 +462,6 @@
         resourceProvider,
         byteStore,
         contextObjects,
-        _librariesLog,
       );
     }
   }
@@ -615,7 +602,6 @@
   final ResourceProvider resourceProvider;
   final CiderByteStore byteStore;
   final MicroContextObjects contextObjects;
-  final LibrariesLog librariesLog;
 
   LinkedElementFactory elementFactory;
 
@@ -626,7 +612,6 @@
     this.resourceProvider,
     this.byteStore,
     this.contextObjects,
-    this.librariesLog,
   ) {
     elementFactory = LinkedElementFactory(
       contextObjects.analysisContext,
@@ -646,21 +631,9 @@
     var librariesLinkedTimer = Stopwatch();
     var inputsTimer = Stopwatch();
 
-    var logEntry = librariesLog.loadForTarget(
-      path: targetLibrary.path,
-      uri: targetLibrary.uri,
-    );
-
     void loadBundle(LibraryCycle cycle) {
       if (!loadedBundles.add(cycle)) return;
 
-      for (var library in cycle.libraries) {
-        logEntry.addLibrary(
-          path: library.path,
-          uri: library.uri,
-        );
-      }
-
       performance.getDataInt('cycleCount').increment();
       performance.getDataInt('libraryCount').add(cycle.libraries.length);
 
diff --git a/pkg/analyzer/test/src/dart/micro/simple_file_resolver_test.dart b/pkg/analyzer/test/src/dart/micro/simple_file_resolver_test.dart
index 327276b..549701d 100644
--- a/pkg/analyzer/test/src/dart/micro/simple_file_resolver_test.dart
+++ b/pkg/analyzer/test/src/dart/micro/simple_file_resolver_test.dart
@@ -3,7 +3,6 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:analyzer/src/dart/error/syntactic_errors.dart';
-import 'package:analyzer/src/dart/micro/libraries_log.dart';
 import 'package:analyzer/src/error/codes.dart';
 import 'package:analyzer/src/lint/registry.dart';
 import 'package:matcher/matcher.dart';
@@ -25,10 +24,6 @@
   String bPath;
   String cPath;
 
-  String get _asyncLibraryPath => futureElement.library.source.fullName;
-
-  String get _coreLibraryPath => intElement.library.source.fullName;
-
   @override
   void setUp() {
     super.setUp();
@@ -37,57 +32,6 @@
     cPath = convertPath('/workspace/dart/test/lib/c.dart');
   }
 
-  test_changeFile_log() async {
-    newFile(aPath, content: r'''
-class A {}
-''');
-
-    newFile(bPath, content: r'''
-import 'a.dart';
-A a;
-B b;
-''');
-
-    result = await resolveFile(bPath);
-    assertErrorsInResolvedUnit(result, [
-      error(CompileTimeErrorCode.UNDEFINED_CLASS, 22, 1),
-    ]);
-
-    newFile(aPath, content: r'''
-class A {}
-class B {}
-''');
-    fileResolver.changeFile(aPath);
-
-    result = await resolveFile(bPath);
-    assertErrorsInResolvedUnit(result, []);
-
-    // The failure of this check will be reported badly.
-    expect(fileResolver.librariesLogEntries, [
-      predicate((LoadLibrariesForTargetLogEntry entry) {
-        expect(entry.target.path, bPath);
-        var loadedPathSet = entry.loaded.map((f) => f.path).toSet();
-        expect(loadedPathSet, contains(aPath));
-        expect(loadedPathSet, contains(bPath));
-        expect(loadedPathSet, contains(_asyncLibraryPath));
-        expect(loadedPathSet, contains(_coreLibraryPath));
-        return true;
-      }),
-      predicate((ChangeFileLoadEntry entry) {
-        expect(entry.target, aPath);
-        var removedPathSet = entry.removed.map((f) => f.path).toSet();
-        expect(removedPathSet, {aPath, bPath});
-        return true;
-      }),
-      predicate((LoadLibrariesForTargetLogEntry entry) {
-        expect(entry.target.path, bPath);
-        var loadedPathSet = entry.loaded.map((f) => f.path).toSet();
-        expect(loadedPathSet, {aPath, bPath});
-        return true;
-      }),
-    ]);
-  }
-
   test_changeFile_refreshedFiles() async {
     newFile(aPath, content: r'''
 class A {}