Support for --no-hints in analyzer_experimental.

pkg/analyzer_experimental/lib/src/analyzer_impl.dart

 // Copyright (c) 2013, 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_impl;
 
 import 'dart:io';
 
 import 'generated/java_io.dart';
 import 'generated/engine.dart';
@@ skipping 68 matching lines @@
       } else {
         packageDirectory = getPackageDirectoryFor(sourceFile);
       }
       if (packageDirectory != null) {
         resolvers.add(new PackageUriResolver([packageDirectory]));
       }
     }
     sourceFactory = new SourceFactory.con1(contentCache, resolvers);
     context = AnalysisEngine.instance.createAnalysisContext();
     context.sourceFactory = sourceFactory;
+
+    // set options for context
+    AnalysisOptionsImpl contextOptions = new AnalysisOptionsImpl();
+    contextOptions.hint = !options.disableHints;
+    context.analysisOptions = contextOptions;
   }
 
   /// Fills [sources].
   void prepareSources(LibraryElement library) {
     var units = new Set<CompilationUnitElement>();
     var libraries = new Set<LibraryElement>();
     addLibrarySources(library, libraries, units);
   }
 
   void addCompilationUnitSource(CompilationUnitElement unit, Set<LibraryElement> libraries,
@@ skipping 33 matching lines @@
       addLibrarySources(child, libraries, units);
     }
     for (LibraryElement child in library.exportedLibraries) {
       addLibrarySources(child, libraries, units);
     }
   }
 
   /// Fills [errorInfos].
   void prepareErrors() {
     for (Source source in sources) {
+      context.computeErrors(source);
       var sourceErrors = context.getErrors(source);
       errorInfos.add(sourceErrors);
     }
   }
 
   static JavaFile getPackageDirectoryFor(JavaFile sourceFile) {
     // we are going to ask parent file, so get absolute path
     sourceFile = sourceFile.getAbsoluteFile();
     // look in the containing directories
     JavaFile dir = sourceFile.getParentFile();
     while (dir != null) {
       JavaFile packagesDir = new JavaFile.relative(dir, "packages");
       if (packagesDir.exists()) {
         return packagesDir;
       }
       dir = dir.getParentFile();
     }
     // not found
     return null;
   }
 }