removed method 'isClassObjectAValue'

There are no sensible usages of it.
Presence of class object can be determined by 'getClassObjectDescriptor() != null' check

compiler/frontend/src/org/jetbrains/jet/lang/descriptors/ClassifierDescriptor.java

@@ -30,6 +30,4 @@ public interface ClassifierDescriptor extends DeclarationDescriptorNonRoot {
 
     @Nullable
     JetType getClassObjectType();
-
-    boolean isClassObjectAValue();
 }

compiler/frontend/src/org/jetbrains/jet/lang/descriptors/impl/ClassDescriptorImpl.java

@@ -141,11 +141,6 @@ public class ClassDescriptorImpl extends DeclarationDescriptorNonRootImpl implem
         return kind;
     }
 
-    @Override
-    public boolean isClassObjectAValue() {
-        return true;
-    }
-
     @Override
     public <R, D> R accept(DeclarationDescriptorVisitor<R, D> visitor, D data) {
         return visitor.visitClassDescriptor(this, data);

compiler/frontend/src/org/jetbrains/jet/lang/descriptors/impl/LazySubstitutingClassDescriptor.java

@@ -180,11 +180,6 @@ public class LazySubstitutingClassDescriptor implements ClassDescriptor {
         return original.isInner();
     }
 
-    @Override
-    public boolean isClassObjectAValue() {
-        return original.isClassObjectAValue();
-    }
-
     @Override
     public <R, D> R accept(DeclarationDescriptorVisitor<R, D> visitor, D data) {
         return visitor.visitClassDescriptor(this, data);

compiler/frontend/src/org/jetbrains/jet/lang/descriptors/impl/MutableClassDescriptorLite.java

@@ -133,12 +133,6 @@ public abstract class MutableClassDescriptorLite extends ClassDescriptorBase {
         return classObjectType;
     }
 
-    @Override
-    public boolean isClassObjectAValue() {
-        return true;
-    }
-
-
     @NotNull
     @Override
     public ClassKind getKind() {

compiler/frontend/src/org/jetbrains/jet/lang/descriptors/impl/TypeParameterDescriptorImpl.java

@@ -245,11 +245,6 @@ public class TypeParameterDescriptorImpl extends DeclarationDescriptorNonRootImp
         return classObjectBoundsAsType;
     }
 
-    @Override
-    public boolean isClassObjectAValue() {
-        return true;
-    }
-
     public void addClassObjectBound(@NotNull JetType bound) {
         checkUninitialized();
         classObjectUpperBounds.add(bound); // TODO : Duplicates?

compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/CallExpressionResolver.java

@@ -72,9 +72,6 @@ public class CallExpressionResolver {
             if (classObjectType != null) {
                 context.trace.record(REFERENCE_TARGET, expression, classifier);
                 JetType result = getExtendedClassObjectType(classObjectType, referencedName, classifier, context);
-                if (result == null) {
-                    context.trace.report(NO_CLASS_OBJECT.on(expression, classifier));
-                }
                 return DataFlowUtils.checkType(result, expression, context);
             }
         }
@@ -120,7 +117,7 @@ public class CallExpressionResolver {
         return result[0];
     }
 
-    @Nullable
+    @NotNull
     private JetType getExtendedClassObjectType(
             @NotNull JetType classObjectType,
             @NotNull Name referencedName,
@@ -135,18 +132,14 @@ public class CallExpressionResolver {
 
             NamespaceDescriptor namespace = context.scope.getNamespace(referencedName);
             if (namespace != null) {
+                //for enums loaded from java binaries
                 scopes.add(namespace.getMemberScope());
             }
 
             JetScope scope = new ChainedScope(classifier, scopes.toArray(new JetScope[scopes.size()]));
             return new NamespaceType(referencedName, scope);
         }
-        else if (context.expressionPosition == ExpressionPosition.LHS_OF_DOT || classifier.isClassObjectAValue()) {
+        return classObjectType;
-            return classObjectType;
-        }
-        else {
-            return null;
-        }
     }
 
     private boolean furtherNameLookup(

compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/autocasts/DataFlowValueFactory.java

@@ -119,7 +119,12 @@ public class DataFlowValueFactory {
         }
     }
 
-    private static final IdentifierInfo NO_IDENTIFIER_INFO = new IdentifierInfo(null, false, false);
+    private static final IdentifierInfo NO_IDENTIFIER_INFO = new IdentifierInfo(null, false, false) {
+        @Override
+        public String toString() {
+            return "NO_IDENTIFIER_INFO";
+        }
+    };
 
     @NotNull
     private static IdentifierInfo createInfo(Object id, boolean isStable) {
@@ -199,7 +204,7 @@ public class DataFlowValueFactory {
         }
         if (declarationDescriptor instanceof ClassDescriptor) {
             ClassDescriptor classDescriptor = (ClassDescriptor) declarationDescriptor;
-            return createInfo(classDescriptor, classDescriptor.isClassObjectAValue());
+            return createInfo(classDescriptor, classDescriptor.getClassObjectDescriptor() != null);
         }
         return NO_IDENTIFIER_INFO;
     }

compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/descriptors/LazyClassDescriptor.java

@@ -275,11 +275,6 @@ public class LazyClassDescriptor extends ClassDescriptorBase implements LazyDesc
         return classObjectDescriptor == null ? null : classObjectDescriptor.getDefaultType();
     }
 
-    @Override
-    public boolean isClassObjectAValue() {
-        return true;
-    }
-
     @Override
     public ClassDescriptor getClassObjectDescriptor() {
         return classObjectDescriptor.compute();
@@ -395,7 +390,6 @@ public class LazyClassDescriptor extends ClassDescriptorBase implements LazyDesc
         ForceResolveUtil.forceResolveAllContents(getTypeConstructor());
         getUnsubstitutedPrimaryConstructor();
         getVisibility();
-        isClassObjectAValue();
     }
 
     private class LazyClassTypeConstructor implements LazyDescriptor, TypeConstructor {

compiler/frontend/src/org/jetbrains/jet/lang/resolve/lazy/descriptors/LazyTypeParameterDescriptor.java

@@ -256,11 +256,6 @@ public class LazyTypeParameterDescriptor implements TypeParameterDescriptor, Laz
         return null;
     }
 
-    @Override
-    public boolean isClassObjectAValue() {
-        return false;
-    }
-
     @NotNull
     @Override
     public DeclarationDescriptor getOriginal() {