Replace 'class object' with 'default object' in renderers and test data

Includes changes to decompiled text
Old syntax is used in builtins and project code for now

compiler/testData/codegen/box/classes/boxPrimitiveTypeInClinitOfClassObject.kt

@@ -1,5 +1,5 @@
 class A {
-  class object {
+  default object {
     var xi = 0
     var xin : Int? = 0
     var xinn : Int? = null

compiler/testData/codegen/box/classes/classObject.kt

@@ -1,5 +1,5 @@
 class C() {
-  class object {
+  default object {
     fun create() = C()
   }
 }

compiler/testData/codegen/box/classes/classObjectAsExtensionReceiver.kt

@@ -1,7 +1,7 @@
 fun Any.foo() = 1
 
 class A {
-    class object
+    default object
 }
 
 fun box() = if (A.foo() == 1) "OK" else "fail"

compiler/testData/codegen/box/classes/classObjectAsStaticInitializer.kt

@@ -1,7 +1,7 @@
 var global = 0;
 
 class C {
-  class object {
+  default object {
       {
         global = 1;
       }

compiler/testData/codegen/box/classes/classObjectField.kt

@@ -1,5 +1,5 @@
 class A() {
-    class object {
+    default object {
         val value = 10
     }
 }

compiler/testData/codegen/box/classes/classObjectInTrait.kt

@@ -1,7 +1,7 @@
 // EA-38323 - Illegal field modifiers in class: classObject field in C must be static and final 
 
 trait C {
-  class object {
+  default object {
     public val FOO: String = "OK"
   }
 }

compiler/testData/codegen/box/classes/classObjectNotOfEnum.kt

@@ -1,5 +1,5 @@
 class A {
-    class object {
+    default object {
         fun values() = "O"
         fun valueOf() = "K"
     }

compiler/testData/codegen/box/classes/classObjectToString.kt

@@ -1,4 +1,4 @@
-class SomeClass { class object }
+class SomeClass { default object }
 
 fun box() = 
     if ((SomeClass.toString() as java.lang.String).matches("SomeClass\\\$Default@[0-9a-fA-F]+"))

compiler/testData/codegen/box/classes/classObjectWithPrivateGenericMember.kt

@@ -1,5 +1,5 @@
 class C() {
-    class object {
+    default object {
         private fun <T> create() = C()
     }
 

compiler/testData/codegen/box/classes/classObjectsWithParentClasses.kt

@@ -1,5 +1,5 @@
 open class Test {
-    class object {
+    default object {
         fun testStatic(ic: InnerClass): NotInnerClass = NotInnerClass(ic.value)
     }
 

compiler/testData/codegen/box/classes/extensionOnNamedClassObject.kt

@@ -1,5 +1,5 @@
 class C() {
-    class object Foo
+    default object Foo
 }
 
 fun C.Foo.create() = 3

compiler/testData/codegen/box/classes/kt1018.kt

@@ -4,7 +4,7 @@ public class StockMarketTableModel() {
         return COLUMN_TITLES?.size()!!
     }
 
-    class object {
+    default object {
         private val COLUMN_TITLES : Array<Int?> = arrayOfNulls<Int>(10)
     }
 }

compiler/testData/codegen/box/classes/kt2384.kt

@@ -1,5 +1,5 @@
 class A {
-    class object {
+    default object {
         val b = 0
         val c = b
         

compiler/testData/codegen/box/classes/kt249.kt

@@ -1,7 +1,7 @@
 package x
 
 class Outer() {
-    class object {
+    default object {
         class Inner() {
         }
     }

compiler/testData/codegen/box/classes/kt2784.kt

@@ -1,7 +1,7 @@
 open class Factory(p: Int)
 
 class A {
-    class object : Factory(1)
+    default object : Factory(1)
 }
 
 fun box() : String {

compiler/testData/codegen/box/classes/kt508.kt

@@ -2,7 +2,7 @@ package mult_constructors_3_bug
 
 public open class Identifier() {
     private var myNullable : Boolean = true
-    class object {
+    default object {
         open public fun init(isNullable : Boolean) : Identifier {
             val __ = Identifier()
             __.myNullable = isNullable

compiler/testData/codegen/box/classes/namedClassObject.kt

@@ -1,5 +1,5 @@
 class C() {
-    class object Foo {
+    default object Foo {
         fun create() = 3
     }
 }