Lint task cleanup.

pkg/analyzer/lib/src/task/dart.dart

Index: pkg/analyzer/lib/src/task/dart.dart
diff --git a/pkg/analyzer/lib/src/task/dart.dart b/pkg/analyzer/lib/src/task/dart.dart
index 81745f737c392878715fe203cd8f0b4b8a3f55b9..d4294dad7f2900c16a19d27fc9e815f750397913 100644
--- a/pkg/analyzer/lib/src/task/dart.dart
+++ b/pkg/analyzer/lib/src/task/dart.dart
@@ -2540,21 +2540,6 @@ class GenerateLintsTask extends SourceBasedAnalysisTask {
   static const String RESOLVED_UNIT_INPUT = 'RESOLVED_UNIT';
 
   /**
-   * The name of a list of [USED_LOCAL_ELEMENTS] for each library unit input.
-   */
-  static const String USED_LOCAL_ELEMENTS_INPUT = 'USED_LOCAL_ELEMENTS';
-
-  /**
-   * The name of a list of [USED_IMPORTED_ELEMENTS] for each library unit input.
-   */
-  static const String USED_IMPORTED_ELEMENTS_INPUT = 'USED_IMPORTED_ELEMENTS';
-
-  /**
-   * The name of the [TYPE_PROVIDER] input.
-   */
-  static const String TYPE_PROVIDER_INPUT = 'TYPE_PROVIDER_INPUT';
-
-  /**
    * The task descriptor describing this kind of task.
    */
   static final TaskDescriptor DESCRIPTOR = new TaskDescriptor(