KT-9418 Suggest name for new declaration basing on unresolved names in code

#KT-9418 Fixed

idea/idea-completion/testData/basic/common/fromUnresolvedNames/TopLevelFunction.kt

@@ -0,0 +1,31 @@
+// RUN_HIGHLIGHTING_BEFORE
+
+fun foo(p: Int, x: UnresolvedClassName) {
+    unresolvedInFoo1()
+    if (p > 0) {
+        unresolvedInFoo2()
+    }
+}
+
+fun <caret>
+
+fun bar() {
+    unresolvedInBar()
+    val v = unresolvedValue
+    listOf(1).filter(::unresolvedFunctionRef)
+}
+
+class C {
+    fun f() {
+        unresolvedInClass()
+    }
+}
+
+
+// EXIST: unresolvedInFoo1
+// EXIST: unresolvedInFoo2
+// EXIST: unresolvedInBar
+// EXIST: unresolvedInClass
+// ABSENT: UnresolvedClassName
+// ABSENT: unresolvedValue
+// EXIST: unresolvedFunctionRef