Removed hacks for code migration from ConstraintSystemImpl.

compiler/testData/diagnostics/testsWithStdLib/cast/AsInsideIn.kt

@@ -3,7 +3,7 @@ interface A
 class B : A
 fun foo1(list: List<A>, arg: B?): Boolean {
     // Type mismatch
-    return <!TYPE_MISMATCH!>arg<!> in list
+    return arg <!TYPE_INFERENCE_ONLY_INPUT_TYPES!>in<!> list // resolved to extension
 }
 fun foo2(list: List<A>, arg: B?): Boolean {
     // FAKE: no cast needed

compiler/testData/diagnostics/testsWithStdLib/inference/annotationsForResolve/noInferAndLowPriority.kt

@@ -10,6 +10,6 @@ public fun <T> Iterable<T>.contains1(element: @kotlin.internal.NoInfer T): Boole
 
 
 fun test() {
-    val a: Int = listOf(1).contains1("")
+    val a: Boolean = listOf(1).<!TYPE_INFERENCE_INCORPORATION_ERROR!>contains1<!>(<!TYPE_MISMATCH!>""<!>)
     val b: Boolean = listOf(1).contains1(1)
 }

compiler/testData/diagnostics/testsWithStdLib/inference/annotationsForResolve/onlyInputTypesAndLowPriority.kt

@@ -17,9 +17,9 @@ public fun <K, V> Map<K, V>.get1(key: Any?): Int = null!!
 public fun <@kotlin.internal.OnlyInputTypes K, V> Map<out K, V>.get1(key: K): V? = null!!
 
 fun test(map: Map<Int, String>) {
-    val a: Int = listOf(1).contains1("")
+    val a: Int = listOf(1).<!TYPE_INFERENCE_EXPECTED_TYPE_MISMATCH!>contains1("")<!>
     val b: Boolean = listOf(1).contains1(1)
 
-    val c: Int = map.get1("")
+    val c: String? = map.<!TYPE_INFERENCE_ONLY_INPUT_TYPES!>get1<!>("")
     val d: String? = map.get1(1)
 }