Refactoring: make "if-then to safe access" an inspection

idea/testData/inspectionsLocal/branched/ifThenToSafeAccess/emptyElseBlock.kt

@@ -0,0 +1,15 @@
+// PROBLEM: none
+
+fun maybeFoo(): String? {
+    return "foo"
+}
+
+fun main(args: Array<String>) {
+    val foo = maybeFoo()
+    if (foo != null<caret>) {
+        foo.length
+    }
+    else {
+
+    }
+}