update destructors

src/app/browser/header.cpp

@@ -28,19 +28,6 @@ Header::Header()
 
 Header::~Header()
 {
-    // Menu
-    remove(
-        * menu
-    );
-
     delete menu;
-    menu = nullptr;
-
-    // Tab
-    remove(
-        * tab
-    );
-
     delete tab;
-    tab = nullptr;
 }

src/app/browser/main.cpp

@@ -24,13 +24,7 @@ Main::Main()
 
 Main::~Main()
 {
-    remove(
-        * tab
-    );
-
     delete tab;
-
-    tab = nullptr;
 }
 
 void Main::tab_append()

src/app/browser/main/tab/page/navbar.cpp

@@ -83,7 +83,14 @@ Navbar::Navbar()
     );
 }
 
-Navbar::~Navbar() = default;
+Navbar::~Navbar()
+{
+    delete base;
+    delete bookmark;
+    delete history;
+    delete request;
+    delete update;
+};
 
 // Actions
 void Navbar::refresh()

src/app/browser/main/tab/page/navbar/history.cpp

@@ -23,4 +23,8 @@ History::History()
         );
 }
 
-History::~History() = default;
+History::~History()
+{
+    delete back;
+    delete forward;
+};