Rename DoubleColonLHS.Expression.isObject -> isObjectQualifier

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/codegen/ExpressionCodegen.kt

@@ -839,7 +839,7 @@ class ExpressionCodegen(
             wrapIntoKClass: Boolean,
             data: BlockInfo
     ) {
-        if (receiverExpression !is IrClassReference /* && DescriptorUtils.isObject(receiverExpression.descriptor)*/) {
+        if (receiverExpression !is IrClassReference /* && DescriptorUtils.isObjectQualifier(receiverExpression.descriptor)*/) {
             JavaClassProperty.generateImpl(mv, gen(receiverExpression, data))
         }
         else {

compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ReflectionReferencesGenerator.kt

@@ -35,9 +35,9 @@ class ReflectionReferencesGenerator(statementGenerator: StatementGenerator) : St
         val lhs = getOrFail(BindingContext.DOUBLE_COLON_LHS, ktArgument)
         val resultType = getInferredTypeWithImplicitCastsOrFail(ktClassLiteral)
 
-        return if (lhs is DoubleColonLHS.Expression && !lhs.isObject) {
+        return if (lhs is DoubleColonLHS.Expression && !lhs.isObjectQualifier) {
             IrGetClassImpl(ktClassLiteral.startOffset, ktClassLiteral.endOffset, resultType,
-                                                               statementGenerator.generateExpression(ktArgument))
+                           statementGenerator.generateExpression(ktArgument))
         }
         else {
             val typeConstructorDeclaration = lhs.type.constructor.declarationDescriptor