Companion objects have public visibility by default

#KT-7114 Fixed

compiler/testData/loadJava/compiledKotlin/classObject/ClassObjectDeclaresVal.txt

@@ -3,7 +3,7 @@ package test
 internal final class ClassObjectDeclaresProperty {
     /*primary*/ public constructor ClassObjectDeclaresProperty()
 
-    internal companion object Companion {
+    public companion object Companion {
         /*primary*/ private constructor Companion()
         internal final val i: kotlin.Int = 1
             internal final fun <get-i>(): kotlin.Int

compiler/testData/loadJava/compiledKotlin/classObject/ClassObjectDeclaresVar.txt

@@ -3,7 +3,7 @@ package test
 internal final class ClassObjectDeclaresProperty {
     /*primary*/ public constructor ClassObjectDeclaresProperty()
 
-    internal companion object Companion {
+    public companion object Companion {
         /*primary*/ private constructor Companion()
         internal final var s: kotlin.String
             internal final fun <get-s>(): kotlin.String

compiler/testData/loadJava/compiledKotlin/classObject/ClassObjectDefaultVisibility.kt

@@ -12,3 +12,20 @@ class Int {
     companion object {}
 }
 
+public class Outer {
+    public class Pub {
+        companion object {}
+    }
+
+    private class Pri {
+        companion object {}
+    }
+
+    class Int {
+        companion object {}
+    }
+
+    protected class Pro {
+        companion object {}
+    }
+}

compiler/testData/loadJava/compiledKotlin/classObject/ClassObjectDefaultVisibility.txt

@@ -3,15 +3,51 @@ package test
 internal final class Int {
     /*primary*/ public constructor Int()
 
-    internal companion object Companion {
+    public companion object Companion {
         /*primary*/ private constructor Companion()
     }
 }
 
+public final class Outer {
+    /*primary*/ public constructor Outer()
+
+    internal final class Int {
+        /*primary*/ public constructor Int()
+
+        public companion object Companion {
+            /*primary*/ private constructor Companion()
+        }
+    }
+
+    private final class Pri {
+        /*primary*/ public constructor Pri()
+
+        public companion object Companion {
+            /*primary*/ private constructor Companion()
+        }
+    }
+
+    protected final class Pro {
+        /*primary*/ public constructor Pro()
+
+        public companion object Companion {
+            /*primary*/ private constructor Companion()
+        }
+    }
+
+    public final class Pub {
+        /*primary*/ public constructor Pub()
+
+        public companion object Companion {
+            /*primary*/ private constructor Companion()
+        }
+    }
+}
+
 private final class Pri {
     /*primary*/ public constructor Pri()
 
-    private companion object Companion {
+    public companion object Companion {
         /*primary*/ private constructor Companion()
     }
 }

compiler/testData/loadJava/compiledKotlin/classObject/ClassObjectExtendsTrait.txt

@@ -6,7 +6,7 @@ internal interface Bbb {
 internal final class ClassObjectextendsTrait {
     /*primary*/ public constructor ClassObjectextendsTrait()
 
-    internal companion object Companion : test.Bbb {
+    public companion object Companion : test.Bbb {
         /*primary*/ private constructor Companion()
     }
 }

compiler/testData/loadJava/compiledKotlin/classObject/ClassObjectExtendsTraitWithTP.txt

@@ -6,7 +6,7 @@ internal interface Bbb</*0*/ P> {
 internal final class ClassObjectExtendsTraitWithTP {
     /*primary*/ public constructor ClassObjectExtendsTraitWithTP()
 
-    internal companion object Companion : test.Bbb<kotlin.String> {
+    public companion object Companion : test.Bbb<kotlin.String> {
         /*primary*/ private constructor Companion()
     }
 }

compiler/testData/loadJava/compiledKotlin/classObject/ClassObjectPropertyInClass.txt

@@ -5,7 +5,7 @@ internal final class A {
     internal final val other: kotlin.Int = 1
         internal final fun <get-other>(): kotlin.Int
 
-    internal companion object Companion {
+    public companion object Companion {
         /*primary*/ private constructor Companion()
         internal final val some: kotlin.Int = 1
             internal final fun <get-some>(): kotlin.Int

compiler/testData/loadJava/compiledKotlin/classObject/Delegation.txt

@@ -4,7 +4,7 @@ internal final class A : test.T {
     /*primary*/ public constructor A()
     internal open override /*1*/ fun foo(): kotlin.Int
 
-    internal companion object Companion : test.T {
+    public companion object Companion : test.T {
         /*primary*/ private constructor Companion()
         internal open override /*1*/ /*delegation*/ fun foo(): kotlin.Int
     }

compiler/testData/loadJava/compiledKotlin/classObject/InnerClassInClassObject.txt

@@ -3,7 +3,7 @@ package test
 internal final class TestFirst {
     /*primary*/ public constructor TestFirst()
 
-    internal companion object Companion {
+    public companion object Companion {
         /*primary*/ private constructor Companion()
         internal final fun testing(/*0*/ a: test.TestFirst.InnerClass): kotlin.Int
         internal final fun testing(/*0*/ a: test.TestFirst.NotInnerClass): kotlin.Int

compiler/testData/loadJava/compiledKotlin/classObject/NamedClassObject.txt

@@ -3,7 +3,7 @@ package test
 internal final class NamedClassObject {
     /*primary*/ public constructor NamedClassObject()
 
-    internal companion object Named {
+    public companion object Named {
         /*primary*/ private constructor Named()
         internal final fun f(): kotlin.Int
     }

compiler/testData/loadJava/compiledKotlin/classObject/SimpleClassObject.txt

@@ -3,7 +3,7 @@ package test
 internal final class SimpleClassObject {
     /*primary*/ public constructor SimpleClassObject()
 
-    internal companion object Companion {
+    public companion object Companion {
         /*primary*/ private constructor Companion()
     }
 }

compiler/testData/loadJava/compiledKotlin/classObject/classObjectInClassStaticFields.txt

@@ -3,7 +3,7 @@ package test
 internal final class Test {
     /*primary*/ public constructor Test()
 
-    internal companion object Companion {
+    public companion object Companion {
         /*primary*/ private constructor Companion()
         public final val prop1: kotlin.Int = 10
             public final fun <get-prop1>(): kotlin.Int

compiler/testData/loadJava/compiledKotlin/classObject/classObjectInTraitStaticFields.txt

@@ -2,7 +2,7 @@ package test
 
 internal interface Test {
 
-    internal companion object Companion {
+    public companion object Companion {
         /*primary*/ private constructor Companion()
         public final val prop1: kotlin.Int = 10
             public final fun <get-prop1>(): kotlin.Int