filterNotNullTo supported

idea/testData/intentions/loopToCallChain/filterNotNullTo.kt

@@ -0,0 +1,9 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Replace with 'filterNotNullTo()'"
+fun foo(list: List<String?>, target: MutableCollection<String>) {
+    <caret>for (s in list) {
+        if (s != null) {
+            target.add(s)
+        }
+    }
+}

idea/testData/intentions/loopToCallChain/filterNotNullTo.kt.after

@@ -0,0 +1,5 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Replace with 'filterNotNullTo()'"
+fun foo(list: List<String?>, target: MutableCollection<String>) {
+    <caret>list.filterNotNullTo(target)
+}

idea/testData/intentions/loopToCallChain/filterNotNullTo2.kt

@@ -0,0 +1,12 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Replace with 'filterNotNullTo()'"
+import java.util.ArrayList
+
+fun foo(list: List<String?>) {
+    val target = ArrayList<String>(1000)
+    <caret>for (s in list) {
+        if (s != null) {
+            target.add(s)
+        }
+    }
+}

idea/testData/intentions/loopToCallChain/filterNotNullTo2.kt.after

@@ -0,0 +1,7 @@
+// WITH_RUNTIME
+// INTENTION_TEXT: "Replace with 'filterNotNullTo()'"
+import java.util.ArrayList
+
+fun foo(list: List<String?>) {
+    val <caret>target = list.filterNotNullTo(ArrayList<String>(1000))
+}