Introduce intention to name anonymous parameter #KT-17191 Fixed

idea/testData/intentions/replaceUnderscoreWithParameterName/lambda.kt

@@ -0,0 +1,7 @@
+fun foo(f: (a: Int, b: Int, c: Int) -> Unit) {
+    f(1, 2, 3)
+}
+
+fun bar() {
+    foo { _, <caret>_, _ ->  }
+}