Fix a pretty bad bug of a class inheriting a patched class. The fix is

sdk/lib/_internal/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.
 
 part of ssa;
 
 /**
  * A special element for the extra parameter taken by intercepted
  * methods. We need to override [Element.computeType] because our
  * optimizers may look at its declared type.
@@ skipping 1546 matching lines @@
               // In case the field initializer uses closures, run the
               // closure to class mapper.
               compiler.closureToClassMapper.computeClosureToClassMapping(
                   member, node, elements);
               inlinedFrom(member, () => right.accept(this));
               elements = savedElements;
               value = pop();
             }
             fieldValues[member] = value;
           });
-        },
-        includeBackendMembers: true,
-        includeSuperMembers: false);
+        });
   }
 
 
   /**
    * Build the factory function corresponding to the constructor
    * [functionElement]:
    *  - Initialize fields with the values of the field initializers of the
    *    current constructor and super constructors or constructors redirected
    *    to, starting from the current constructor.
    *  - Call the the constructor bodies, starting from the constructor(s) in the
@@ skipping 37 matching lines @@
     List<FunctionElement> constructors = <FunctionElement>[functionElement];
     buildInitializers(functionElement, constructors, fieldValues);
 
     // Call the JavaScript constructor with the fields as argument.
     List<HInstruction> constructorArguments = <HInstruction>[];
     classElement.forEachInstanceField(
         (ClassElement enclosingClass, Element member) {
           constructorArguments.add(potentiallyCheckType(
               fieldValues[member], member.computeType(compiler)));
         },
-        includeBackendMembers: true,
-        includeSuperMembers: true);
+        includeSuperAndInjectedMembers: true);
 
     InterfaceType type = classElement.computeType(compiler);
     HType ssaType = new HType.nonNullExact(type, compiler);
     HForeignNew newObject = new HForeignNew(classElement,
                                             ssaType,
                                             constructorArguments);
     add(newObject);
 
     // Create the runtime type information, if needed.
     if (backend.needsRti(classElement)) {
@@ skipping 841 matching lines @@
     assert(nestedClosureData != null);
     assert(nestedClosureData.closureClassElement != null);
     ClassElement closureClassElement =
         nestedClosureData.closureClassElement;
     FunctionElement callElement = nestedClosureData.callElement;
     // TODO(ahe): This should be registered in codegen, not here.
     compiler.enqueuer.codegen.addToWorkList(callElement, elements);
     // TODO(ahe): This should be registered in codegen, not here.
     compiler.enqueuer.codegen.registerInstantiatedClass(
         closureClassElement, work.resolutionTree);
-    assert(!closureClassElement.hasLocalScopeMembers);
 
     List<HInstruction> capturedVariables = <HInstruction>[];
-    closureClassElement.forEachBackendMember((Element member) {
+    closureClassElement.forEachMember((_, Element member) {
       // The backendMembers also contains the call method(s). We are only
       // interested in the fields.
       if (member.isField()) {
         Element capturedLocal = nestedClosureData.capturedFieldMapping[member];
         assert(capturedLocal != null);
         capturedVariables.add(localsHandler.readLocal(capturedLocal));
       }
     });
 
     HType type = new HType.nonNullExact(
@@ skipping 2906 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;
   }
 }