Can't omit default object name in imports and types

There should be only one way to denote a type (A.Default.B can't be denoted as A.B)

idea/testData/completion/handlers/smart/ClassInClassObject.kt

@@ -4,6 +4,6 @@ class A {
     }
 }
 
-val v: A.Inner = <caret>
+val v: A.Default.Inner = <caret>
 
 // ELEMENT: Inner

idea/testData/completion/handlers/smart/ClassInClassObject.kt.after

@@ -4,6 +4,6 @@ class A {
     }
 }
 
-val v: A.Inner = A.Inner()<caret>
+val v: A.Default.Inner = A.Inner()
 
 // ELEMENT: Inner

idea/testData/decompiler/decompiledText/DependencyOnNestedClasses/DependencyOnNestedClasses.kt

@@ -3,7 +3,7 @@ package test
 import dependency.*
 
 public class DependencyOnNestedClasses : D.Nested() {
-    fun f(nc: D.NestedInClassObject, i: D.Inner, ii: D.Inner.Inner, nn: D.Nested.Nested): D.Nested {
+    fun f(nc: D.Default.NestedInClassObject, i: D.Inner, ii: D.Inner.Inner, nn: D.Nested.Nested): D.Nested {
         return D.Nested()
     }
 }

idea/testData/decompiler/stubBuilder/DependencyOnNestedClasses/DependencyOnNestedClasses.kt

@@ -3,7 +3,7 @@ package test
 import dependency.*
 
 public class DependencyOnNestedClasses : D.Nested() {
-    fun f(nc: D.NestedInClassObject, i: D.Inner, ii: D.Inner.Inner, nn: D.Nested.Nested): D.Nested {
+    fun f(nc: D.Default.NestedInClassObject, i: D.Inner, ii: D.Inner.Inner, nn: D.Nested.Nested): D.Nested {
         return D.Nested()
     }
 }

idea/testData/diagnosticMessage/nestedClassShouldBeQualified.kt

@@ -22,7 +22,7 @@ class C {
     }
 }
 
-fun C.D.text() {
+fun C.Default.D.text() {
     Nested()
     ::Nested
 }

idea/testData/editor/optimizeImports/Kt2709.kt

@@ -1,4 +1,4 @@
-import MyClass.*
+import MyClass.Default.TEST
 
 fun main() {
     TEST

idea/testData/editor/optimizeImports/Kt2709.kt.after

@@ -1,4 +1,4 @@
-import MyClass.TEST
+import MyClass.Default.TEST
 
 fun main() {
     TEST