Revert 6ad38498c8673f1fbe3e12c49b1cf590305676dd (PARSED_UNIT).

pkg/analysis_server/lib/src/status/get_handler.dart

Index: pkg/analysis_server/lib/src/status/get_handler.dart
diff --git a/pkg/analysis_server/lib/src/status/get_handler.dart b/pkg/analysis_server/lib/src/status/get_handler.dart
index 406131eca60f2431f728b80dd0aba1b3a54452ac..11cccffc1e21e8adefaa8753068874e7b23997a2 100644
--- a/pkg/analysis_server/lib/src/status/get_handler.dart
+++ b/pkg/analysis_server/lib/src/status/get_handler.dart
@@ -435,11 +435,7 @@ class GetHandler {
    * Return any AST structure stored in the given [entry].
    */
   CompilationUnit _getAnyAst(CacheEntry entry) {
-    CompilationUnit unit = entry.getValue(PARSED_UNIT1);
-    if (unit != null) {
-      return unit;
-    }
-    unit = entry.getValue(PARSED_UNIT);
+    CompilationUnit unit = entry.getValue(PARSED_UNIT);
     if (unit != null) {
       return unit;
     }
@@ -530,7 +526,6 @@ class GetHandler {
         results.add(LIBRARY_ELEMENT);
         results.add(LIBRARY_ERRORS_READY);
         results.add(PARSE_ERRORS);
-        results.add(PARSED_UNIT1);
         results.add(PARSED_UNIT);
         results.add(REFERENCED_NAMES);
         results.add(SCAN_ERRORS);