Clarifying comments added

compiler/frontend/src/org/jetbrains/jet/lang/resolve/BindingContext.java

@@ -65,7 +65,7 @@ public interface BindingContext {
             if (declarationPsiElement instanceof JetParameter) {
                 JetParameter jetParameter = (JetParameter) declarationPsiElement;
                 return jetParameter.getValOrVarNode() != null ||
-                       backingFieldRequired;
+                       backingFieldRequired; // this part is unused because we do not allow access to constructor parameters in member bodies
             }
             if (propertyDescriptor.getModality() == Modality.ABSTRACT) return false;
             PropertyGetterDescriptor getter = propertyDescriptor.getGetter();

compiler/frontend/src/org/jetbrains/jet/lang/resolve/BodyResolver.java

@@ -57,6 +57,7 @@ public class BodyResolver {
         });
 
         // This tracks access to properties in order to register primary constructor parameters that yield real fields (JET-9)
+        // NOTE!!! This code is not used, because we do not allow constructor parameter access in member bodies
         this.traceForMembers = new ObservableBindingTrace(context.getTrace()).addHandler(BindingContext.REFERENCE_TARGET, new ObservableBindingTrace.RecordHandler<JetReferenceExpression, DeclarationDescriptor>() {
             @Override
             public void handleRecord(WritableSlice<JetReferenceExpression, DeclarationDescriptor> slice, JetReferenceExpression expression, DeclarationDescriptor descriptor) {