Extract Function: Exclude unused parameters (jump-based control flow)

idea/testData/refactoring/extractFunction/parameters/misc/reducedParameterList.kt

@@ -0,0 +1,7 @@
+// PARAM_TYPES: kotlin.Int
+// PARAM_DESCRIPTOR: value-parameter val a: kotlin.Int defined in foo
+// SIBLING:
+fun foo(a: Int, b: Int): Int {
+    <selection>if (a > 0) return a + b</selection>
+    return 0
+}

idea/testData/refactoring/extractFunction/parameters/misc/reducedParameterList.kt.after

@@ -0,0 +1,12 @@
+// PARAM_TYPES: kotlin.Int
+// PARAM_DESCRIPTOR: value-parameter val a: kotlin.Int defined in foo
+// SIBLING:
+fun foo(a: Int, b: Int): Int {
+    if (b(a)) return a + b
+    return 0
+}
+
+fun b(a: Int): Boolean {
+    if (a > 0) return true
+    return false
+}