KT-825 Completion doesn't show overloaded functions

idea/testData/completion/handlers/SingleBrackets.kt

@@ -0,0 +1,17 @@
+namespace Test.MyTest
+
+class A {
+    class object {
+        public fun testOther(a: Boolean) {
+
+        }
+
+        public fun testOther(a: Int) {
+
+        }
+    }
+}
+
+fun testMy() {
+    A.testOther<caret>
+}