anchor.diff:  import 'package:logging/logging.dart';
   import 'package:source_span/source_span.dart';
   import 'package:angular/src/compiler/output/output_ast.dart';
  -import "package:angular/src/core/change_detection/change_detection.dart"
  -    show ChangeDetectionStrategy, isDefaultChangeDetectionStrategy;
  +import 'package:angular/src/core/change_detection/change_detection.dart'
  +    show
  +        ChangeDetectorState,
  +        ChangeDetectionStrategy,
  +        isDefaultChangeDetectionStrategy;
   import 'package:angular/src/core/linker/app_view_utils.dart'
       show NAMESPACE_URIS;
  -import "package:angular/src/core/linker/view_type.dart";
  -import "package:angular/src/core/metadata/view.dart" show ViewEncapsulation;
  +import 'package:angular/src/core/linker/view_type.dart';
  +import 'package:angular/src/core/metadata/view.dart' show ViewEncapsulation;
   import 'package:angular_compiler/angular_compiler.dart';
   
  -import '../../core/change_detection/change_detection.dart'
  -    show ChangeDetectorState, ChangeDetectionStrategy;
  -import "../compile_metadata.dart"
  +import '../compile_metadata.dart'
       show CompileIdentifierMetadata, CompileDirectiveMetadata;
   import '../expression_parser/parser.dart' show Parser;
  -import "../identifiers.dart" show Identifiers, identifierToken;
  -import "../output/output_ast.dart" as o;
  -import "../provider_parser.dart" show ngIfTokenMetadata, ngForTokenMetadata;
  -import "../style_compiler.dart" show StylesCompileResult;
  -import "../template_ast.dart"
  +import '../identifiers.dart' show Identifiers, identifierToken;
  +import '../output/output_ast.dart' as o;
  +import '../provider_parser.dart' show ngIfTokenMetadata, ngForTokenMetadata;
  +import '../style_compiler.dart' show StylesCompileResult;
  +import '../template_ast.dart'
       show
           AttrAst,
           BoundDirectivePropertyAst,
  
positive.code:         VariableAst,
          TextAst,
          templateVisitAll;
  import "compile_element.dart" show CompileElement, CompileNode;
  import "compile_method.dart";
  import "compile_view.dart";
  import "constants.dart"
      show
          appViewRootElementName,
          createEnumExpression,
  
negative.code: import 'parse_utils.dart';
  import 'perf_profiler.dart';
  import 'property_binder.dart';
  import 'view_compiler_utils.dart'
      show
          getViewFactoryName,
          createFlatArray,
  