Refactor Constants.

frog/leg/ssa/builder.dart

 // Copyright (c) 2012, 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.
 
 class Interceptors {
   Compiler compiler;
   Interceptors(Compiler this.compiler);
 
   SourceString mapOperatorToMethodName(Operator op) {
     String name = op.source.stringValue;
@@ skipping 541 matching lines @@
   void close();
   List<SourceString> labels();
 }
 
 // Inert break handler used to avoid null checks when a loop isn't
 // used as the target of a break, and therefore doesn't need a break
 // handler associated with it.
 class NullBreakHandler implements BreakHandler {
   const NullBreakHandler();
   void addTarget(StatementElement element) { unreachable(); }
-  void addBreak(HBreak breakInstruction) { unreachable() }
+  void addBreak(HBreak breakInstruction) { unreachable(); }
   void forEachBreak(Function ignored) { }
   void close() { }
   List<SourceString> labels() => const <SourceString>[];
 }
 
 // Records breaks until a target block is available.
 // Breaks are always forward jumps.
 class BreakHandlerImpl implements BreakHandler{
   final BreakHandler previous;
   final SsaBuilder builder;
@@ skipping 1701 matching lines @@
   }
 
   visitCatchBlock(CatchBlock node) {
     visit(node.block);
   }
 
   visitTypedef(Typedef node) {
     compiler.unimplemented('SsaBuilder.visitTypedef', node: node);
   }
 }