Remove CompositeResultDescriptor

pkg/analyzer/lib/src/context/context.dart

 // Copyright (c) 2015, 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.
 
 library analyzer.src.context.context;
 
 import 'dart:async';
 import 'dart:collection';
 
 import 'package:analyzer/src/cancelable_future.dart';
@@ skipping 1319 matching lines @@
       return SourcePriority.LIBRARY;
     } else if (kind == SourceKind.PART) {
       return SourcePriority.NORMAL_PART;
     }
     return SourcePriority.UNKNOWN;
   }
 
   Object /*V*/ _computeResult(
       AnalysisTarget target, ResultDescriptor /*<V>*/ descriptor) {
     cache.CacheEntry entry = getCacheEntry(target);
-    if (descriptor is CompositeResultDescriptor) {
-      List compositeResults = [];
-      for (ResultDescriptor descriptor in descriptor.contributors) {
-        List value = _computeResult(target, descriptor);
-        compositeResults.addAll(value);
-      }
-      return compositeResults;
-    }
     CacheState state = entry.getState(descriptor);
     if (state == CacheState.FLUSHED || state == CacheState.INVALID) {
       _driver.computeResult(target, descriptor);
     }
     state = entry.getState(descriptor);
     if (state == CacheState.ERROR) {
       throw new AnalysisException(
           'Cannot compute $descriptor for $target', entry.exception);
     }
     return entry.getValue(descriptor);
@@ skipping 123 matching lines @@
       _pendingNotices[source] = notice;
     }
     return notice;
   }
 
   Object _getResult(AnalysisTarget target, ResultDescriptor descriptor) {
     cache.CacheEntry entry = _cache.get(target);
     if (entry == null) {
       return descriptor.defaultValue;
     }
-    if (descriptor is CompositeResultDescriptor) {
-      List compositeResults = [];
-      for (ResultDescriptor descriptor in descriptor.contributors) {
-        List value = _getResult(target, descriptor);
-        compositeResults.addAll(value);
-      }
-      return compositeResults;
-    }
     if (entry.isValid(descriptor)) {
       return entry.getValue(descriptor);
     }
     return descriptor.defaultValue;
   }
 
   /**
    * Return a list containing all of the sources known to this context that have
    * the given [kind].
    */
@@ skipping 636 matching lines @@
     PendingFuture pendingFuture =
         new PendingFuture<T>(_context, target, computeValue);
     if (!pendingFuture.evaluate(entry)) {
       _context._pendingFutureTargets
           .putIfAbsent(target, () => <PendingFuture>[])
           .add(pendingFuture);
     }
     return pendingFuture.future;
   }
 }