default -> companion: replace all mentions of default and default object

compiler/testData/loadJava/compiledKotlin/annotations/classes/AnnotationInClassObject.kt

@@ -1,7 +1,7 @@
 package test
 
 class A {
-    default object {
+    companion object {
         annotation class Anno1
 
         class B {
@@ -10,4 +10,4 @@ class A {
     }
 }
 
-A.Default.Anno1 A.Default.B.Anno2 class C
+A.Companion.Anno1 A.Companion.B.Anno2 class C

compiler/testData/loadJava/compiledKotlin/annotations/classes/AnnotationInClassObject.txt

@@ -3,8 +3,8 @@ package test
 internal final class A {
     /*primary*/ public constructor A()
 
-    internal default object Default {
-        /*primary*/ private constructor Default()
+    internal companion object Companion {
+        /*primary*/ private constructor Companion()
 
         internal final annotation class Anno1 : kotlin.Annotation {
             /*primary*/ public constructor Anno1()
@@ -20,6 +20,6 @@ internal final class A {
     }
 }
 
-test.A.Default.Anno1() test.A.Default.B.Anno2() internal final class C {
+test.A.Companion.Anno1() test.A.Companion.B.Anno2() internal final class C {
     /*primary*/ public constructor C()
 }

compiler/testData/loadJava/compiledKotlin/annotations/classes/ClassInClassObject.kt

@@ -3,7 +3,7 @@ package test
 annotation class Anno
 
 class Class {
-    default object {
+    companion object {
         Anno class Nested
     }
 }

compiler/testData/loadJava/compiledKotlin/annotations/classes/ClassInClassObject.txt

@@ -7,8 +7,8 @@ internal final annotation class Anno : kotlin.Annotation {
 internal final class Class {
     /*primary*/ public constructor Class()
 
-    internal default object Default {
-        /*primary*/ private constructor Default()
+    internal companion object Companion {
+        /*primary*/ private constructor Companion()
 
         test.Anno() internal final class Nested {
             /*primary*/ public constructor Nested()

compiler/testData/loadJava/compiledKotlin/annotations/classes/ClassObject.kt

@@ -3,5 +3,5 @@ package test
 annotation class Anno
 
 class Class {
-    Anno default object
+    Anno companion object
 }

compiler/testData/loadJava/compiledKotlin/annotations/classes/ClassObject.txt

@@ -7,7 +7,7 @@ internal final annotation class Anno : kotlin.Annotation {
 internal final class Class {
     /*primary*/ public constructor Class()
 
-    test.Anno() internal default object Default {
-        /*primary*/ private constructor Default()
+    test.Anno() internal companion object Companion {
+        /*primary*/ private constructor Companion()
     }
 }

compiler/testData/loadJava/compiledKotlin/annotations/classes/ClassObjectInStaticNestedClass.kt

@@ -3,7 +3,7 @@ package test
 
 class A {
     class B {
-        default object {
+        companion object {
             val TEST = 1
         }
     }

compiler/testData/loadJava/compiledKotlin/annotations/classes/ClassObjectInStaticNestedClass.txt

@@ -6,8 +6,8 @@ internal final class A {
     internal final class B {
         /*primary*/ public constructor B()
 
-        internal default object Default {
-            /*primary*/ private constructor Default()
+        internal companion object Companion {
+            /*primary*/ private constructor Companion()
             internal final val TEST: kotlin.Int = 1
                 internal final fun <get-TEST>(): kotlin.Int
         }

compiler/testData/loadJava/compiledKotlin/annotations/classes/Deprecated.kt

@@ -6,5 +6,5 @@ deprecated("Class") class Class {
 
     deprecated("Inner") inner class Inner
 
-    deprecated("default object") default object
+    deprecated("companion object") companion object
 }

compiler/testData/loadJava/compiledKotlin/annotations/classes/Deprecated.txt

@@ -3,8 +3,8 @@ package test
 kotlin.deprecated(value = "Class": kotlin.String) internal final class Class {
     /*primary*/ public constructor Class()
 
-    kotlin.deprecated(value = "default object": kotlin.String) internal default object Default {
-        /*primary*/ private constructor Default()
+    kotlin.deprecated(value = "companion object": kotlin.String) internal companion object Companion {
+        /*primary*/ private constructor Companion()
     }
 
     kotlin.deprecated(value = "Inner": kotlin.String) internal final inner class Inner {

compiler/testData/loadJava/compiledKotlin/annotations/classes/EnumArgument.kt

@@ -10,5 +10,5 @@ Anno(ElementType.METHOD) class Class {
     
     Anno(ElementType.TYPE) class Nested
 
-    Anno(ElementType.ANNOTATION_TYPE) default object
+    Anno(ElementType.ANNOTATION_TYPE) companion object
 }

compiler/testData/loadJava/compiledKotlin/annotations/classes/EnumArgument.txt

@@ -9,8 +9,8 @@ internal final annotation class Anno : kotlin.Annotation {
 test.Anno(t = ElementType.METHOD: java.lang.annotation.ElementType) internal final class Class {
     /*primary*/ public constructor Class()
 
-    test.Anno(t = ElementType.ANNOTATION_TYPE: java.lang.annotation.ElementType) internal default object Default {
-        /*primary*/ private constructor Default()
+    test.Anno(t = ElementType.ANNOTATION_TYPE: java.lang.annotation.ElementType) internal companion object Companion {
+        /*primary*/ private constructor Companion()
     }
 
     test.Anno(t = ElementType.PARAMETER: java.lang.annotation.ElementType) internal final inner class Inner {