Smart completion: inheritors instantiation suggested + fixed a bug with incorrect presentation of generic java class instantiation

idea/testData/completion/smart/ConstructorForGenericJavaClass.kt

@@ -0,0 +1,5 @@
+import java.util.ArrayList
+
+var a : ArrayList<String> = <caret>
+
+// EXIST: { lookupString: "ArrayList", itemText: "ArrayList<String>", tailText: "(...) (java.util)" }

idea/testData/completion/smart/ConstructorForGenericJavaClass.kt.todo

@@ -1,5 +0,0 @@
-import java.util.ArrayList
-
-var a : ArrayList<String> = <caret>
-
-// EXIST: ArrayList@ArrayList<String>()

idea/testData/completion/smart/Inheritors1.kt

@@ -0,0 +1,8 @@
+import java.io.InputStream
+
+fun foo(): InputStream {
+    return <caret>
+}
+
+// EXIST: ByteArrayInputStream
+// EXIST: FileInputStream

idea/testData/completion/smart/Inheritors2.kt

@@ -0,0 +1,5 @@
+fun foo(): List<String> {
+    return <caret>
+}
+
+// EXIST: { lookupString: "ArrayList", itemText: "ArrayList<String>", tailText: "(...) (java.util)" }