deprecating types after colon

compiler/testData/diagnostics/tests/j+k/SupertypeArgumentsNullability-NotNull-SpecialTypes.kt

@@ -1,3 +1,4 @@
+// !CHECK_TYPE
 // FILE: A.java
 public class A {}
 
@@ -17,7 +18,7 @@ public class Y extends X<String> {
 // FILE: test.kt
 
 fun main() {
-    Y().fooN() : Any
+    checkSubtype<Any>(Y().fooN())
     Y().barN(null);
 }
 

compiler/testData/diagnostics/tests/j+k/SupertypeArgumentsNullability-NotNull-UserTypes.kt

@@ -1,3 +1,4 @@
+// !CHECK_TYPE
 // FILE: A.java
 public class A {}
 
@@ -17,7 +18,7 @@ public class Y extends X<A> {
 // FILE: test.kt
 
 fun main() {
-    Y().fooN() : Any
+    checkSubtype<Any>(Y().fooN())
     Y().barN(null);
 }
 

compiler/testData/diagnostics/tests/j+k/kt2394.kt

@@ -1,13 +1,15 @@
+// !CHECK_TYPE
+
 //KT-2394 java.lang.Iterable<T> should be visible as kotlin.Iterable<out T>
 package d
 
 fun foo(iterable: Iterable<Int>, iterator: Iterator<Int>, comparable: Comparable<Any>) {
-    iterable : Iterable<Any>
-    iterator : Iterator<Any>
-    comparable : Comparable<String>
+    checkSubtype<Iterable<Any>>(iterable)
+    checkSubtype<Iterator<Any>>(iterator)
+    checkSubtype<Comparable<String>>(comparable)
 }
 
 fun bar(c: Collection<Int>) {
-    c : Iterable<Any>
-    c.iterator() : Iterator<Any>
+    checkSubtype<Iterable<Any>>(c)
+    checkSubtype<Iterator<Any>>(c.iterator())
 }

compiler/testData/diagnostics/tests/j+k/kt2641.kt

@@ -1,3 +1,5 @@
+// !CHECK_TYPE
+
 package a
 
 import <!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>java.util.Iterator<!>
@@ -9,7 +11,7 @@ fun bar(any: Any): <!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>java.lang.Iterable<Int><!>
     val <!UNUSED_VARIABLE!>c<!> : <!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>Iterator<String><!>? = null
 
     if (any is <!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>Iterator<*><!>) {
-        <!DEBUG_INFO_SMARTCAST!>any<!> : <!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>Iterator<*><!>
+        checkSubtype<<!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>Iterator<*><!>>(<!DEBUG_INFO_SMARTCAST!>any<!>)
     }
     any as <!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>Iterator<*><!>
     return null