FIR checker: fix position strategy for UNRESOLVED_LABEL

compiler/testData/diagnostics/tests/secondaryConstructors/headerCallChecker/accessBaseGenericFromInnerExtendingSameBase2.fir.kt

@@ -7,7 +7,7 @@ open class Base<T>(p: Any?) {
 class D: Base<Int>(1) {
     inner class B : Base<Int> {
         constructor() : super(foo1(1))
-        constructor(x: Int) : super(<!UNRESOLVED_LABEL!>this@B<!>.<!UNRESOLVED_REFERENCE!>foo1<!>(1))
+        constructor(x: Int) : super(this<!UNRESOLVED_LABEL!>@B<!>.<!UNRESOLVED_REFERENCE!>foo1<!>(1))
         constructor(x: Int, y: Int) : super(this@D.foo1(1))
     }
 }

compiler/testData/diagnostics/tests/secondaryConstructors/headerCallChecker/accessBaseWithSameExtension.fir.kt

@@ -7,6 +7,6 @@ fun Base.foo() {
     class B : Base {
         constructor() : super(foo1())
         constructor(x: Int) : super(this@foo.foo1())
-        constructor(x: Int, y: Int) : super(<!UNRESOLVED_LABEL!>this@B<!>.<!UNRESOLVED_REFERENCE!>foo1<!>())
+        constructor(x: Int, y: Int) : super(this<!UNRESOLVED_LABEL!>@B<!>.<!UNRESOLVED_REFERENCE!>foo1<!>())
     }
 }

compiler/testData/diagnostics/tests/secondaryConstructors/headerCallChecker/accessGenericBaseWithSameExtension.fir.kt

@@ -8,6 +8,6 @@ fun Base<Int>.foo() {
         constructor() : super(foo1(<!ARGUMENT_TYPE_MISMATCH!>""<!>))
         constructor(x: Int) : super(foo1(1))
         constructor(x: Int, y: Int) : super(this@foo.foo1(12))
-        constructor(x: Int, y: Int, z: Int) : super(<!UNRESOLVED_LABEL!>this@B<!>.<!UNRESOLVED_REFERENCE!>foo1<!>(""))
+        constructor(x: Int, y: Int, z: Int) : super(this<!UNRESOLVED_LABEL!>@B<!>.<!UNRESOLVED_REFERENCE!>foo1<!>(""))
     }
 }

compiler/testData/diagnostics/tests/secondaryConstructors/headerCallChecker/lambdaAsArgument.fir.kt

@@ -9,7 +9,7 @@ class A {
             {
                 <!ARGUMENT_TYPE_MISMATCH, TYPE_MISMATCH!><!UNRESOLVED_REFERENCE!>foo<!>() +
                 <!INSTANCE_ACCESS_BEFORE_SUPER_CALL!>this<!>.<!UNRESOLVED_REFERENCE!>foo<!>() +
-                <!UNRESOLVED_LABEL!>this@A<!>.<!UNRESOLVED_REFERENCE!>foo<!>() +
+                this<!UNRESOLVED_LABEL!>@A<!>.<!UNRESOLVED_REFERENCE!>foo<!>() +
                 <!UNRESOLVED_REFERENCE!>foobar<!>()<!>
             })
 }

compiler/testData/diagnostics/tests/secondaryConstructors/headerCallChecker/objectLiteralAsArgument.fir.kt

@@ -6,7 +6,7 @@ class A {
     fun foo() = 1
     constructor(x: Any?)
     constructor() : this(object {
-        fun bar() = <!UNRESOLVED_REFERENCE!>foo<!>() + <!UNRESOLVED_LABEL!>this@A<!>.<!UNRESOLVED_REFERENCE!>foo<!>() +
+        fun bar() = <!UNRESOLVED_REFERENCE!>foo<!>() + this<!UNRESOLVED_LABEL!>@A<!>.<!UNRESOLVED_REFERENCE!>foo<!>() +
                     <!INAPPLICABLE_CANDIDATE!>foobar<!>() + super@A.<!UNRESOLVED_REFERENCE!>hashCode<!>()
     })
 }

compiler/testData/diagnostics/tests/secondaryConstructors/headerCallChecker/objectLiteralAsDefaultValueParameter.fir.kt

@@ -5,7 +5,7 @@ fun A.foobar() = 3
 class A {
     fun foo() = 1
     constructor( x: Any = object {
-        fun bar() = <!UNRESOLVED_REFERENCE!>foo<!>() + <!UNRESOLVED_LABEL!>this@A<!>.<!UNRESOLVED_REFERENCE!>foo<!>() +
+        fun bar() = <!UNRESOLVED_REFERENCE!>foo<!>() + this<!UNRESOLVED_LABEL!>@A<!>.<!UNRESOLVED_REFERENCE!>foo<!>() +
                     <!INAPPLICABLE_CANDIDATE!>foobar<!>()
     })
 }

compiler/testData/diagnostics/tests/secondaryConstructors/headerCallChecker/passingInstance.fir.kt

@@ -3,6 +3,6 @@ fun foo(x: A) = 1
 
 class A {
     constructor(x: Int)
-    constructor(x: Int, y: Int, z: Int = x + foo(<!INSTANCE_ACCESS_BEFORE_SUPER_CALL!>this<!>) + foo(<!UNRESOLVED_LABEL!>this@A<!>)) :
-        this(x + foo(<!INSTANCE_ACCESS_BEFORE_SUPER_CALL!>this<!>) + foo(<!UNRESOLVED_LABEL!>this@A<!>))
+    constructor(x: Int, y: Int, z: Int = x + foo(<!INSTANCE_ACCESS_BEFORE_SUPER_CALL!>this<!>) + foo(this<!UNRESOLVED_LABEL!>@A<!>)) :
+        this(x + foo(<!INSTANCE_ACCESS_BEFORE_SUPER_CALL!>this<!>) + foo(this<!UNRESOLVED_LABEL!>@A<!>))
 }

compiler/testData/diagnostics/tests/secondaryConstructors/headerCallChecker/thisAsExtensionReceiver.fir.kt

@@ -10,6 +10,6 @@ class A {
             <!INSTANCE_ACCESS_BEFORE_SUPER_CALL!>this<!>.foobar() +
             <!UNRESOLVED_REFERENCE!>prop<!> +
             <!INSTANCE_ACCESS_BEFORE_SUPER_CALL!>this<!>.prop +
-            <!UNRESOLVED_LABEL!>this@A<!>.prop<!>
+            this<!UNRESOLVED_LABEL!>@A<!>.prop<!>
     )
 }