add new tab item action group, delegate history handle to action implementation

src/app/browser/window/tab/item/action.rs

@@ -1,6 +1,8 @@
+mod history;
 mod ident;
 mod load;
 
+use history::History;
 use ident::Ident;
 use load::Load;
 
@@ -8,6 +10,7 @@ use std::rc::Rc;
 
 /// [SimpleActionGroup](https://docs.gtk.org/gio/class.SimpleActionGroup.html) wrapper for `Browser` actions
 pub struct Action {
+    pub history: Rc<History>,
     pub ident: Rc<Ident>,
     pub load: Rc<Load>,
 }
@@ -23,9 +26,18 @@ impl Action {
 
     /// Create new `Self`
     pub fn new() -> Self {
+        let ident = Rc::new(Ident::new());
+        let load = Rc::new(Load::new());
+
+        let history = Rc::new(History::build({
+            let load = load.clone();
+            move |request| load.activate(Some(&request), false)
+        }));
+
         Self {
-            ident: Rc::new(Ident::new()),
-            load: Rc::new(Load::new()),
+            history,
+            ident,
+            load,
         }
     }
 }