Split MessageKind into a MessageKind key and a MessageTemplate.

pkg/compiler/lib/src/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.
 
 part of ssa;
 
 class SsaFunctionCompiler implements FunctionCompiler {
   SsaCodeGeneratorTask generator;
   SsaBuilderTask builder;
   SsaOptimizerTask optimizer;
@@ skipping 5618 matching lines @@
         stack.add(graph.addConstantNull(compiler));
         return;
       }
       ErroneousElement error = element;
       if (error.messageKind == MessageKind.CANNOT_FIND_CONSTRUCTOR) {
         generateThrowNoSuchMethod(
             node.send,
             noSuchMethodTargetSymbolString(error, 'constructor'),
             argumentNodes: node.send.arguments);
       } else {
-        Message message = error.messageKind.message(error.messageArguments);
+        MessageTemplate template = MessageTemplate.TEMPLATES[error.messageKind];
+        Message message = template.message(error.messageArguments);
         generateRuntimeError(node.send, message.toString());
       }
     } else if (node.isConst) {
       stack.add(addConstant(node));
       if (isSymbolConstructor) {
         ConstructedConstantValue symbol = getConstantForNode(node);
         StringConstantValue stringConstant = symbol.fields.values.single;
         String nameString = stringConstant.toDartString().slowToString();
         registry.registerConstSymbol(nameString);
       }
@@ skipping 3223 matching lines @@
     if (unaliased is TypedefType) throw 'unable to unalias $type';
     unaliased.accept(this, builder);
   }
 
   void visitDynamicType(DynamicType type, SsaBuilder builder) {
     JavaScriptBackend backend = builder.compiler.backend;
     ClassElement cls = backend.findHelper('DynamicRuntimeType');
     builder.push(new HDynamicType(type, new TypeMask.exact(cls, classWorld)));
   }
 }