Option to use 'asSequence()'

idea/testData/intentions/loopToCallChain/flatMapWithBreak.kt.after2

@@ -0,0 +1,10 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Replace with 'flatMap{}.firstOrNull{}'"
+// INTENTION_TEXT_2: "Replace with 'asSequence().flatMap{}.firstOrNull{}'"
+fun foo(list: List<String>): String? {
+    val <caret>result: String? = list
+            .asSequence()
+            .flatMap { it.lines().asSequence() }
+            .firstOrNull { it.isNotBlank() }
+    return result
+}