Report errors like IMPORT_OF_NON_LIBRARY with the new analysis driver.

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/dart/ast/ast.dart';
@@ skipping 1229 matching lines @@
       setValue(SOURCE_KIND, SourceKind.LIBRARY);
       entry.setState(TOKEN_STREAM, CacheState.FLUSHED);
       setValue(UNITS, <Source>[librarySource]);
 
       LibrarySpecificUnit unit =
           new LibrarySpecificUnit(librarySource, librarySource);
       entry = getCacheEntry(unit);
       setValue(HINTS, AnalysisError.NO_ERRORS);
       setValue(LINTS, AnalysisError.NO_ERRORS);
       setValue(LIBRARY_UNIT_ERRORS, AnalysisError.NO_ERRORS);
+      setValue(RESOLVE_DIRECTIVES_ERRORS, AnalysisError.NO_ERRORS);
       setValue(RESOLVE_TYPE_NAMES_ERRORS, AnalysisError.NO_ERRORS);
       setValue(RESOLVE_UNIT_ERRORS, AnalysisError.NO_ERRORS);
       entry.setState(RESOLVED_UNIT, CacheState.FLUSHED);
       entry.setState(RESOLVED_UNIT1, CacheState.FLUSHED);
       entry.setState(RESOLVED_UNIT2, CacheState.FLUSHED);
       entry.setState(RESOLVED_UNIT3, CacheState.FLUSHED);
       entry.setState(RESOLVED_UNIT4, CacheState.FLUSHED);
       entry.setState(RESOLVED_UNIT5, CacheState.FLUSHED);
       entry.setState(RESOLVED_UNIT6, CacheState.FLUSHED);
       entry.setState(RESOLVED_UNIT7, CacheState.FLUSHED);
@@ skipping 1003 matching lines @@
     }
     DartSdk sdk = factory.dartSdk;
     if (sdk == null) {
       throw new ArgumentError(
           "The source factory for an SDK analysis context must have a DartUriResolver");
     }
     return new AnalysisCache(
         <CachePartition>[AnalysisEngine.instance.partitionManager.forSdk(sdk)]);
   }
 }