Sometimes shorter code with filterTo, mapTo and flatMapTo

idea/testData/intentions/loopToCallChain/mapTo3.kt

@@ -0,0 +1,11 @@
+// WITH_RUNTIME
+import java.util.ArrayList
+
+fun foo(list: List<String>): List<Int> {
+    val target = ArrayList<Int>(100)
+    <caret>for (s in list) {
+        if (s.length > 0)
+            target.add(s.hashCode())
+    }
+    return target
+}