Forgot to change the condition to be true in a do/while loop that has phi updates: the condition ha…

sdk/lib/_internal/compiler/implementation/ssa/codegen.dart

Index: sdk/lib/_internal/compiler/implementation/ssa/codegen.dart
===================================================================
--- sdk/lib/_internal/compiler/implementation/ssa/codegen.dart	(revision 15052)
+++ sdk/lib/_internal/compiler/implementation/ssa/codegen.dart	(working copy)
@@ -984,6 +984,7 @@
           updateBody.statements.add(new js.Continue(null));
           body.statements.add(
               new js.If(jsCondition, updateBody, new js.Break(null)));
+          jsCondition = newLiteralBool(true);
         }
         loop = new js.Do(unwrapStatement(body), jsCondition);
         currentContainer = oldContainer;