Add support for accessing field formal parameters in the initializer list of constructors

pkg/analyzer_cli/lib/src/driver.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_cli.src.driver;
 
 import 'dart:async';
 import 'dart:convert';
 import 'dart:io' as io;
 
@@ skipping 266 matching lines @@
     if (!_equalMaps(
         options.definedVariables, _previousOptions.definedVariables)) {
       return false;
     }
     if (options.log != _previousOptions.log) {
       return false;
     }
     if (options.disableHints != _previousOptions.disableHints) {
       return false;
     }
+    if (options.enableInitializingFormalAccess !=
+        _previousOptions.enableInitializingFormalAccess) {
+      return false;
+    }
     if (options.enableStrictCallChecks !=
         _previousOptions.enableStrictCallChecks) {
       return false;
     }
     if (options.showPackageWarnings != _previousOptions.showPackageWarnings) {
       return false;
     }
     if (options.showPackageWarningsPrefix !=
         _previousOptions.showPackageWarningsPrefix) {
       return false;
@@ skipping 343 matching lines @@
         sdk = dartSdk;
       }
     }
   }
 
   static AnalysisOptionsImpl createAnalysisOptionsForCommandLineOptions(
       CommandLineOptions options) {
     AnalysisOptionsImpl contextOptions = new AnalysisOptionsImpl();
     contextOptions.trackCacheDependencies = false;
     contextOptions.hint = !options.disableHints;
+    contextOptions.enableInitializingFormalAccess =
+        options.enableInitializingFormalAccess;
     contextOptions.enableStrictCallChecks = options.enableStrictCallChecks;
     contextOptions.enableSuperMixins = options.enableSuperMixins;
     contextOptions.generateImplicitErrors = options.showPackageWarnings;
     contextOptions.generateSdkErrors = options.showSdkWarnings;
     contextOptions.lint = options.lints;
     contextOptions.strongMode = options.strongMode;
     contextOptions.implicitCasts = options.implicitCasts;
     contextOptions.implicitDynamic = options.implicitDynamic;
     return contextOptions;
   }
@@ skipping 181 matching lines @@
     for (var package in packages) {
       var packageName = path.basename(package.path);
       var realPath = package.resolveSymbolicLinksSync();
       result[packageName] = [
         PhysicalResourceProvider.INSTANCE.getFolder(realPath)
       ];
     }
     return result;
   }
 }