Nukes the nano tab style on gtk and brings back the toolbar for apps

chrome/browser/gtk/tabs/tab_gtk.h

Index: chrome/browser/gtk/tabs/tab_gtk.h
diff --git a/chrome/browser/gtk/tabs/tab_gtk.h b/chrome/browser/gtk/tabs/tab_gtk.h
index 7f0e3fce953b4a89d9f3aeda5a02a81a2b149861..66307800b49617c3400ddab46f84fe6ecbe7c1f2 100644
--- a/chrome/browser/gtk/tabs/tab_gtk.h
+++ b/chrome/browser/gtk/tabs/tab_gtk.h
@@ -32,15 +32,9 @@ class TabGtk : public TabRendererGtk,
     // Returns true if the specified Tab is pinned.
     virtual bool IsTabPinned(const TabGtk* tab) const = 0;
 
-    // Returns true if the specified Tab contains an app.
-    virtual bool IsAppTab(const TabGtk* tab) const = 0;
-
     // Returns true if the specified Tab is detached.
     virtual bool IsTabDetached(const TabGtk* tab) const = 0;
 
-    // Returns true if the toolbar is visible for |tab|.
-    virtual bool IsToolbarVisible(const TabGtk* tab) const = 0;
-
     // Selects the specified Tab.
     virtual void SelectTab(TabGtk* tab) = 0;