Remove backend tests on old inference

Also remove any mentions of NewInference, and rename some tests.

compiler/testData/ir/irText/expressions/sam/samConversionInGenericConstructorCall.kt

@@ -1,12 +1,23 @@
 // FIR_IDENTICAL
 // TARGET_BACKEND: JVM
-// !LANGUAGE: +NewInference +SamConversionPerArgument +ProhibitVarargAsArrayAfterSamArgument
 // FILE: samConversionInGenericConstructorCall.kt
-fun test1(f: (String) -> String) = C(f)
+fun test3(
+    f1: (String) -> String,
+    f2: (Int) -> String
+) =
+    C(f1).D(f2)
 
-fun test2(x: Any) {
-    x as (String) -> String
-    C(x)
+class Outer<T1>(val j11: J<T1, T1>) {
+    inner class Inner<T2>(val j12: J<T1, T2>)
+}
+
+fun test4(f: (String) -> String, g: (Any) -> String) = Outer(f).Inner(g)
+
+fun testGenericJavaCtor1(f: (String) -> Int) = G(f)
+
+fun testGenericJavaCtor2(x: Any) {
+    x as (String) -> Int
+    G(x)
 }
 
 // FILE: J.java
@@ -17,5 +28,13 @@ public interface J<T1, T2> {
 // FILE: C.java
 public class C<X> {
     public C(J<X, X> jxx) {}
+
+    public class D<Y> {
+        public D(J<X, Y> jxy) {}
+    }
 }
 
+// FILE: G.java
+public class G<TClass> {
+    public <TCtor> G(J<TCtor, TClass> x) {}
+}