Extract Function: Allow to extract local variables which are used outside of extracted fragment

idea/testData/refactoring/extractFunction/controlFlow/conditionalJumps/conditionalBreakWithIfAndExtraVars.kt

@@ -0,0 +1,18 @@
+// PARAM_TYPES: kotlin.Int
+// PARAM_TYPES: kotlin.Int
+// PARAM_DESCRIPTOR: value-parameter val a: kotlin.Int defined in foo
+// PARAM_DESCRIPTOR: val b: kotlin.Int defined in foo
+// SIBLING:
+fun foo(a: Int): Int {
+    val b: Int = 1
+    for (n in 1..a) {
+        <selection>if (a + b > 0) break
+        val c: Int
+        println(a - b)
+        if (a - b > 0) break
+        println(a + b)</selection>
+        c = 1
+        println(c)
+    }
+    return 1
+}

idea/testData/refactoring/extractFunction/controlFlow/conditionalJumps/conditionalBreakWithIfAndExtraVars.kt.after

@@ -0,0 +1,24 @@
+// PARAM_TYPES: kotlin.Int
+// PARAM_TYPES: kotlin.Int
+// PARAM_DESCRIPTOR: value-parameter val a: kotlin.Int defined in foo
+// PARAM_DESCRIPTOR: val b: kotlin.Int defined in foo
+// SIBLING:
+fun foo(a: Int): Int {
+    val b: Int = 1
+    for (n in 1..a) {
+        val c: Int
+        if (b(a, b)) break
+        c = 1
+        println(c)
+    }
+    return 1
+}
+
+fun b(a: Int, b: Int): Boolean {
+    if (a + b > 0) return true
+    val c: Int
+    println(a - b)
+    if (a - b > 0) return true
+    println(a + b)
+    return false
+}