设置返回图片

MusicVideoPlus/MusicVideoPlus/Classes/Modules/Login/Controllers/PQPhoneLoginController.swift

@@ -79,7 +79,7 @@ class PQPhoneLoginController: MVBaseController {
 
         // Do any additional setup after loading the view.
         showNavigation()
-        leftBackButton()
+        leftButton(image: "back_black")
         view.addSubview(titleLab)
         view.addSubview(phoneTextField)
         view.addSubview(phoneLineView)