Overload callable references are now supported - changed code accordingly

idea/idea-completion/testData/smart/callableReference/NoQualifier7.kt

@@ -6,4 +6,4 @@ fun bar(){
     foo(<caret>)
 }
 
-// ABSENT: ::Date
+// EXIST: ::Date

idea/idea-completion/testData/smart/callableReference/NoQualifierMultipleConstructors.kt

@@ -0,0 +1,13 @@
+class A {
+    fun foo(p: (Int) -> Any){}
+
+    fun bar() {
+        foo(<caret>)
+    }
+}
+
+class B() {
+    constructor(p: Int) : this(){}
+}
+
+// EXIST: ::B