Resolve ordering issues.

pkg/analyzer/lib/src/plugin/engine_plugin.dart

Index: pkg/analyzer/lib/src/plugin/engine_plugin.dart
diff --git a/pkg/analyzer/lib/src/plugin/engine_plugin.dart b/pkg/analyzer/lib/src/plugin/engine_plugin.dart
index 6c1e7031c75113a6cb2b47c1ac39c787e4ab64aa..95ecd65faf19dac1d3cd7c858f1945a32aff35a6 100644
--- a/pkg/analyzer/lib/src/plugin/engine_plugin.dart
+++ b/pkg/analyzer/lib/src/plugin/engine_plugin.dart
@@ -195,6 +195,8 @@ class EnginePlugin implements Plugin {
     registerExtension(taskId, ComputeConstantValueTask.DESCRIPTOR);
     registerExtension(
         taskId, ComputeInferableStaticVariableDependenciesTask.DESCRIPTOR);
+    registerExtension(taskId, ComputeLibraryCycleDependenciesTask.DESCRIPTOR);
+    registerExtension(taskId, ComputeLibraryCycleTask.DESCRIPTOR);
     registerExtension(taskId, ContainingLibrariesTask.DESCRIPTOR);
     registerExtension(taskId, DartErrorsTask.DESCRIPTOR);
     registerExtension(taskId, EvaluateUnitConstantsTask.DESCRIPTOR);
@@ -208,7 +210,8 @@ class EnginePlugin implements Plugin {
     registerExtension(taskId, LibraryUnitErrorsTask.DESCRIPTOR);
     registerExtension(taskId, ParseDartTask.DESCRIPTOR);
     registerExtension(taskId, PartiallyResolveUnitReferencesTask.DESCRIPTOR);
-    registerExtension(taskId, ResolveFunctionBodiesInUnitTask.DESCRIPTOR);
+    registerExtension(taskId, ResolveInstanceFieldsInUnitTask.DESCRIPTOR);
+    registerExtension(taskId, ResolveUnitTask.DESCRIPTOR);
     registerExtension(taskId, ResolveLibraryReferencesTask.DESCRIPTOR);
     registerExtension(taskId, ResolveLibraryTypeNamesTask.DESCRIPTOR);
     registerExtension(taskId, ResolveUnitTypeNamesTask.DESCRIPTOR);