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

idea/testData/resolve/referenceInJava/ClassObjectField.java

@@ -1,7 +1,7 @@
 public class ClassObjectField {
     public static void foo() {
-        k.ClassWithClassObject.De<caret>fault.f();
+        k.ClassWithClassObject.Co<caret>mpanion.f();
     }
 }
 
-// REF: default object of (k).ClassWithClassObject
+// REF: companion object of (k).ClassWithClassObject

idea/testData/resolve/referenceInJava/ClassObjectStaticField.java

@@ -6,4 +6,4 @@ public class ClassObjectField {
     }
 }
 
-// REF: (k.StaticFieldInClassObjectInTrait.Default).XX
+// REF: (k.StaticFieldInClassObjectInTrait.Companion).XX

idea/testData/resolve/referenceInJava/DeprecatedClassObjectField.java

@@ -4,4 +4,4 @@ public class ClassObjectField {
     }
 }
 
-// REF: default object of (k).ClassWithClassObject
+// REF: companion object of (k).ClassWithClassObject

idea/testData/resolve/referenceInJava/dependencies.kt

@@ -16,7 +16,7 @@ public fun topLevelFun() {
 }
 
 public class ClassWithClassObject {
-    default object {
+    companion object {
         fun f() = 1
     }
 }
@@ -26,7 +26,7 @@ public object KotlinObject {
 }
 
 public trait StaticFieldInClassObjectInTrait {
-    default object {
+    companion object {
         public val XX: String = "xx"
     }
 }

idea/testData/resolve/references/ClassObjectClassLiteralReference.kt

@@ -1,7 +1,7 @@
 package t
 
 class A {
-    default object Named {
+    companion object Named {
     }
 }
 

idea/testData/resolve/references/ClassObjectClassLiteralReferenceWithField.kt

@@ -1,7 +1,7 @@
 package t
 
 class A {
-    default object Named {
+    companion object Named {
         val i: Int
     }
 }

idea/testData/resolve/references/ClassQualifierForNestedClassConstructorCall.kt

@@ -1,7 +1,7 @@
 package t
 
 class A {
-    default object Default {
+    companion object Companion {
 
     }
 

idea/testData/resolve/references/DefaultObjectAsExtensionReceiverForFunction.kt

@@ -1,17 +1,17 @@
 package t
 
 class A {
-    default object Default {
+    companion object Companion {
 
     }
 }
 
-fun A.Default.foo() {}
+fun A.Companion.foo() {}
 
 fun test() {
     <caret>A.foo()
 }
 
 
-// REF: default object of (t).A
+// REF: companion object of (t).A
 

idea/testData/resolve/references/DefaultObjectAsExtensionReceiverForProperty.kt

@@ -1,7 +1,7 @@
 package t
 
 class A {
-    default object B {
+    companion object B {
 
     }
 }
@@ -13,5 +13,5 @@ fun test() {
 }
 
 
-// REF: default object of (t).A
+// REF: companion object of (t).A
 

idea/testData/resolve/references/DefaultObjectAsReceiverForExtensionFunctionOnSuperType.kt

@@ -3,7 +3,7 @@ package t
 trait Trait
 
 open class A {
-    default object Default : Trait {
+    companion object Companion : Trait {
 
     }
 }
@@ -15,5 +15,5 @@ fun test() {
 }
 
 
-// REF: default object of (t).A
+// REF: companion object of (t).A
 

idea/testData/resolve/references/DefaultObjectAsReceiverForMemberPropertyInSuperType.kt

@@ -5,7 +5,7 @@ trait Trait {
 }
 
 open class A {
-    default object Default : Trait {
+    companion object Companion : Trait {
 
     }
 }
@@ -15,5 +15,5 @@ fun test() {
 }
 
 
-// REF: default object of (t).A
+// REF: companion object of (t).A
 

idea/testData/resolve/references/DefaultObjectInShortReferenceFormCall.kt

@@ -1,7 +1,7 @@
 package t
 
 class A {
-    default object Default {
+    companion object Companion {
         fun test()
     }
 }
@@ -11,5 +11,5 @@ fun test() {
 }
 
 
-// REF: default object of (t).A
+// REF: companion object of (t).A
 

idea/testData/resolve/references/InObjectClassObject.kt

@@ -3,7 +3,7 @@ package test
 class A
 
 object b {
-    default object {
+    companion object {
         val x = <caret>A()
     }
 }

idea/testData/resolve/references/InSecondClassObject.kt

@@ -3,11 +3,11 @@ package test
 class A
 
 class Many {
-    default object {
+    companion object {
         val x = A()
     }
 
-    default object {
+    companion object {
         val y = <caret>A()
     }
 }

idea/testData/resolve/references/NamedClassObject.kt

@@ -1,7 +1,7 @@
 package a
 
 class A {
-    default object Named {
+    companion object Named {
         val i: Int
     }
 }
@@ -10,4 +10,4 @@ fun main(args: Array<String>) {
     A.Na<caret>med.i
 }
 
-// REF: default object of (a).A
+// REF: companion object of (a).A

idea/testData/resolve/references/PropertyPlaceInClassObjectInObject.kt

@@ -1,7 +1,7 @@
 package testing
 
 object Testing {
-    default object {
+    companion object {
         <caret>va
     }
 }