First stab at parsing redirecting constructors.

lib/compiler/implementation/ssa/builder.dart

Index: lib/compiler/implementation/ssa/builder.dart
diff --git a/lib/compiler/implementation/ssa/builder.dart b/lib/compiler/implementation/ssa/builder.dart
index 6750f6de210305a3ec9da00cd91d7515c6a10d61..83e848f16a12b1846aa8ca54642dfc56b30cb162 100644
--- a/lib/compiler/implementation/ssa/builder.dart
+++ b/lib/compiler/implementation/ssa/builder.dart
@@ -2297,8 +2297,8 @@ class SsaBuilder extends ResolvedVisitor implements Visitor {
         typeInfo = pop();
       }
       if (type.element.isTypeVariable()) {
-        // TODO(karlklose): We currently answer true to any is check 
-        // involving a type variable -- both is T and is !T -- until 
+        // TODO(karlklose): We currently answer true to any is check
+        // involving a type variable -- both is T and is !T -- until
         // we have a proper implementation of reified generics.
         stack.add(graph.addConstantBool(true, constantSystem));
       } else {