Replace most of Browser::GetSelectedTabContents calls into Browser::GetSelectedWebContents. I've ...

chrome/browser/ui/gtk/browser_titlebar.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // A helper class that contains the gtk widgets that make up the titlebar.  The
 // titlebar consists of the tabstrip and if the custom chrome frame is turned
 // on, it includes the taller titlebar and minimize, restore, maximize, and
 // close buttons.
 
 #ifndef CHROME_BROWSER_UI_GTK_BROWSER_TITLEBAR_H_
@@ skipping 12 matching lines @@
 #include "ui/base/x/active_window_watcher_x_observer.h"
 
 class AvatarMenuButtonGtk;
 class BrowserWindowGtk;
 class CustomDrawButton;
 class GtkThemeService;
 class MenuGtk;
 class PopupPageMenuModel;
 class TabContents;
 
+namespace content {
+class WebContents;
+}
+
 class BrowserTitlebar : public content::NotificationObserver,
                         public ui::ActiveWindowWatcherXObserver,
                         public ui::SimpleMenuModel::Delegate {
  public:
   // A default button order string for when we aren't asking gconf for the
   // metacity configuration.
   static const char kDefaultButtonString[];
 
   BrowserTitlebar(BrowserWindowGtk* browser_window, GtkWindow* window);
   virtual ~BrowserTitlebar();
@@ skipping 12 matching lines @@
 
   // Update the appearance of the title bar based on whether we're showing a
   // custom frame or not.  If |use_custom_frame| is true, we show an extra
   // tall titlebar and the min/max/close buttons.
   void UpdateCustomFrame(bool use_custom_frame);
 
   // Updates the title and icon when in app or popup mode (no tabstrip).
   void UpdateTitleAndIcon();
 
   // Called by the browser asking us to update the loading throbber.
-  // |tab_contents| is the tab that is associated with the window throbber.
-  // |tab_contents| can be null.
-  void UpdateThrobber(TabContents* tab_contents);
+  // |web_contents| is the tab that is associated with the window throbber.
+  // |web_contents| can be null.
+  void UpdateThrobber(content::WebContents* web_contents);
 
   // On Windows, right clicking in the titlebar background brings up the system
   // menu.  There's no such thing on linux, so we just show the menu items we
   // add to the menu.
   void ShowContextMenu(GdkEventButton* event);
 
   AvatarMenuButtonGtk* avatar_button() { return avatar_button_.get(); }
 
  private:
   // A helper class to keep track of which frame of the throbber animation
@@ skipping 200 matching lines @@
   // The avatar button.
   scoped_ptr<AvatarMenuButtonGtk> avatar_button_;
 
   // Theme provider for building buttons.
   GtkThemeService* theme_service_;
 
   content::NotificationRegistrar registrar_;
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_BROWSER_TITLEBAR_H_