Support locals in compile_from_dill_test.

pkg/compiler/lib/src/ssa/locals_handler.dart

Index: pkg/compiler/lib/src/ssa/locals_handler.dart
diff --git a/pkg/compiler/lib/src/ssa/locals_handler.dart b/pkg/compiler/lib/src/ssa/locals_handler.dart
index 21dd387674a4b7706a669586084e6a12d4adf994..378e6a5814b37227b94d0a9f06e121fce0919239 100644
--- a/pkg/compiler/lib/src/ssa/locals_handler.dart
+++ b/pkg/compiler/lib/src/ssa/locals_handler.dart
@@ -41,7 +41,7 @@ class LocalsHandler {
 
   /// The class that defines the current type environment or null if no type
   /// variables are in scope.
-  final ClassElement contextClass;
+  final ClassEntity contextClass;
 
   /// The type of the current instance, if concrete.
   ///
@@ -97,12 +97,10 @@ class LocalsHandler {
             type,
             builder.types.asInstanceOf(
                 builder.types.getThisType(contextClass), typeContext));
-        //type = type.substByContext(contextClass.asInstanceOf(typeContext));
       }
     }
     if (instanceType != null) {
       type = builder.types.substByContext(type, instanceType);
-      //type = type.substByContext(instanceType);
     }
     return type;
   }
@@ -258,7 +256,7 @@ class LocalsHandler {
     // If this method is an intercepted method, add the extra
     // parameter to it, that is the actual receiver for intercepted
     // classes, or the same as [:this:] for non-intercepted classes.
-    ClassElement cls = element.enclosingClass;
+    ClassEntity cls = element.enclosingClass;
 
     // When the class extends a native class, the instance is pre-constructed
     // and passed to the generative constructor factory function as a parameter.