| Index: tool/patch_sdk.dart | 
| diff --git a/tool/patch_sdk.dart b/tool/patch_sdk.dart | 
| index e8bc7409ef59495f084ba5790cf062e86ac397de..59a3672834bb8b76174a9a2c74395220670e4645 100755 | 
| --- a/tool/patch_sdk.dart | 
| +++ b/tool/patch_sdk.dart | 
| @@ -188,7 +188,8 @@ class PatchApplier extends GeneralizingAstVisitor { | 
|  | 
| PatchApplier(this.edits, this.patch); | 
|  | 
| -  @override visitCompilationUnit(CompilationUnit node) { | 
| +  @override | 
| +  visitCompilationUnit(CompilationUnit node) { | 
| super.visitCompilationUnit(node); | 
| if (_isLibrary) _mergeUnpatched(node); | 
| } | 
| @@ -224,16 +225,19 @@ class PatchApplier extends GeneralizingAstVisitor { | 
| } | 
| } | 
|  | 
| -  @override visitPartOfDirective(PartOfDirective node) { | 
| +  @override | 
| +  visitPartOfDirective(PartOfDirective node) { | 
| _isLibrary = false; | 
| } | 
|  | 
| -  @override visitFunctionDeclaration(FunctionDeclaration node) { | 
| +  @override | 
| +  visitFunctionDeclaration(FunctionDeclaration node) { | 
| _maybePatch(node); | 
| } | 
|  | 
| /// Merge patches and extensions into the class | 
| -  @override visitClassDeclaration(ClassDeclaration node) { | 
| +  @override | 
| +  visitClassDeclaration(ClassDeclaration node) { | 
| node.members.forEach(_maybePatch); | 
|  | 
| var mergeMembers = patch.mergeMembers[_qualifiedName(node)]; | 
| @@ -285,11 +289,13 @@ class PatchFinder extends GeneralizingAstVisitor { | 
| visitCompilationUnit(unit); | 
| } | 
|  | 
| -  @override visitCompilationUnitMember(CompilationUnitMember node) { | 
| +  @override | 
| +  visitCompilationUnitMember(CompilationUnitMember node) { | 
| mergeDeclarations.add(node); | 
| } | 
|  | 
| -  @override visitClassDeclaration(ClassDeclaration node) { | 
| +  @override | 
| +  visitClassDeclaration(ClassDeclaration node) { | 
| if (_isPatch(node)) { | 
| var members = <ClassMember>[]; | 
| for (var member in node.members) { | 
| @@ -307,7 +313,8 @@ class PatchFinder extends GeneralizingAstVisitor { | 
| } | 
| } | 
|  | 
| -  @override visitFunctionDeclaration(FunctionDeclaration node) { | 
| +  @override | 
| +  visitFunctionDeclaration(FunctionDeclaration node) { | 
| if (_isPatch(node)) { | 
| patches[_qualifiedName(node)] = node; | 
| } else { | 
| @@ -315,7 +322,8 @@ class PatchFinder extends GeneralizingAstVisitor { | 
| } | 
| } | 
|  | 
| -  @override visitFunctionBody(node) {} // skip method bodies | 
| +  @override | 
| +  visitFunctionBody(node) {} // skip method bodies | 
| } | 
|  | 
| String _qualifiedName(Declaration node) { | 
|  |