Second round of cleanups for new optional parameter semantics.

lib/compiler/implementation/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 3428 matching lines @@
         variable = elements[node.declaredIdentifier];
       } else {
         assert(node.declaredIdentifier.asVariableDefinitions() != null);
         VariableDefinitions variableDefinitions = node.declaredIdentifier;
         variable = elements[variableDefinitions.definitions.nodes.head];
       }
       HInstruction oldVariable = pop();
       if (variable.isErroneous()) {
         generateThrowNoSuchMethod(node,
                                   getTargetName(variable, 'set'),
-                                  argumentValues: <HInstruction>[oldVariable]);
+                                  <HInstruction>[oldVariable]);

[ahe, 2012/10/22 12:44:17]

This is the cause of the crash.

         pop();
       } else {
         localsHandler.updateLocal(variable, oldVariable);
       }
 
       visit(node.body);
     }
     handleLoop(node, buildInitializer, buildCondition, () {}, buildBody);
   }
 
@@ skipping 1022 matching lines @@
           new HSubGraphBlockInformation(elseBranch.graph));
 
     HBasicBlock conditionStartBlock = conditionBranch.block;
     conditionStartBlock.setBlockFlow(info, joinBlock);
     SubGraph conditionGraph = conditionBranch.graph;
     HIf branch = conditionGraph.end.last;
     assert(branch is HIf);
     branch.blockInformation = conditionStartBlock.blockFlow;
   }
 }