Add ClassDescriptor.isInner()

Implement in resolve & lazy resolve; place a stub in resolve-java

 #KT-1174 In Progress

compiler/backend/src/org/jetbrains/jet/codegen/binding/CodegenAnnotatingVisitor.java

@@ -66,7 +66,9 @@ class CodegenAnnotatingVisitor extends JetVisitorVoid {
                 Collections.singleton((funDescriptor.getReceiverParameter() != null
                                        ? KotlinBuiltIns.getInstance().getExtensionFunction(arity)
                                        : KotlinBuiltIns.getInstance().getFunction(arity)).getDefaultType()), JetScope.EMPTY,
-                Collections.<ConstructorDescriptor>emptySet(), null);
+                Collections.<ConstructorDescriptor>emptySet(),
+                null,
+                false);
 
         assert PsiCodegenPredictor.checkPredictedClassNameForFun(bindingContext, funDescriptor, classDescriptor);
         bindingTrace.record(CLASS_FOR_FUNCTION, funDescriptor, classDescriptor);

compiler/backend/src/org/jetbrains/jet/codegen/binding/CodegenBinding.java

@@ -124,7 +124,8 @@ public class CodegenBinding {
                 Collections.singletonList(KotlinBuiltIns.getInstance().getAnyType()),
                 JetScope.EMPTY,
                 Collections.<ConstructorDescriptor>emptySet(),
-                null);
+                null,
+                false);
 
         recordClosure(bindingTrace, null, classDescriptor, null, className, false);