rename "use objc" to "use object description"

Author: kastiglione

lldb/test/API/lang/swift/expression/error_reporting/TestSwiftExpressionErrorReporting.py

@@ -81,10 +81,11 @@ def check(value):
 
         check(value)
 
-        self.expect('dwim-print -O -- strct', error=True,
-                    substrs=['Missing type'])
-        
+        self.expect(
+            "dwim-print -O -- strct",
+            substrs=["error: Missing type", "properties = true"],
+        )
+
         process.Continue()
         self.expect('expression -O -- number', error=True,
                     substrs=['self', 'not', 'found'])
-

lldb/test/API/lang/swift/expression/error_reporting/main.swift

@@ -7,7 +7,7 @@ class State {
   var number : Int
 }
 
-struct S {}
+struct S { var properties: Bool = true }
 
 func f(_ strct : S) {
   print("in function") // break here