JVM_IR KT-45103 optimize direct invoke for lambdas and callable refs

compiler/testData/codegen/box/objects/companionObjectAccess/privateCompanionObjectAccessedFromLambdaInNestedClass.kt

@@ -1,12 +1,14 @@
 // !LANGUAGE: +ProperVisibilityForCompanionObjectInstanceField
 
+fun <T> eval(fn: () -> T) = fn()
+
 class Outer {
     private companion object {
         val result = "OK"
     }
 
     class Nested {
-        fun foo() = { result }()
+        fun foo() = eval { result }
     }
 
     fun test() = Nested().foo()

compiler/testData/codegen/box/objects/privateFunctionFromClosureInInitializer_kt5582.kt

@@ -1,12 +1,14 @@
 interface T
 
+fun <T> eval(fn: () -> T) = fn()
+
 object Foo {
     private fun foo(p: T) = p
 
-    private val v: Int = {
+    private val v: Int = eval {
         val x = foo(O)
         42
-    }()
+    }
 
     private object O : T