Instant: Rename 'preview' to 'overlay'

chrome/browser/ui/gtk/tab_contents_container_gtk.h

 // Copyright 2012 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.
 
 #ifndef CHROME_BROWSER_UI_GTK_TAB_CONTENTS_CONTAINER_GTK_H_
 #define CHROME_BROWSER_UI_GTK_TAB_CONTENTS_CONTAINER_GTK_H_
 
 #include <gtk/gtk.h>
 
 #include "base/basictypes.h"
@@ skipping 17 matching lines @@
  public:
   explicit TabContentsContainerGtk(StatusBubbleGtk* status_bubble);
   virtual ~TabContentsContainerGtk();
 
   void Init();
 
   // Make the specified tab visible.
   void SetTab(content::WebContents* tab);
   content::WebContents* tab() const { return tab_; }
 
-  void SetPreview(content::WebContents* preview);
-  bool HasPreview() const { return preview_ != NULL; }
+  void SetOverlay(content::WebContents* overlay);
+  bool HasOverlay() const { return overlay_ != NULL; }
 
   // Returns the WebContents currently displayed.
   content::WebContents* GetVisibleTab() const {
-    return preview_ ? preview_ : tab_;
+    return overlay_ ? overlay_ : tab_;
   }
 
   // Remove the tab from the hierarchy.
   void DetachTab(content::WebContents* tab);
 
   // content::NotificationObserver implementation.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
@@ skipping 14 matching lines @@
       GtkFloatingContainer* container, GtkAllocation* allocation,
       TabContentsContainerGtk* tab_contents_container);
 
   // Adds |tab| to the container and starts showing it.
   void PackTab(content::WebContents* tab);
 
   // Stops showing |tab|.
   void HideTab(content::WebContents* tab);
 
   // Handle focus traversal on the tab contents container. Focus should not
-  // traverse to the preview contents.
+  // traverse to the overlay contents.
   CHROMEGTK_CALLBACK_1(TabContentsContainerGtk, gboolean, OnFocus,
                        GtkDirectionType);
 
   content::NotificationRegistrar registrar_;
 
   // The WebContents for the currently selected tab. This will be showing
-  // unless there is a preview contents.
+  // unless there is an overlay contents.
   content::WebContents* tab_;
 
-  // The current preview contents (for instant). If non-NULL, it will be
+  // The current overlay contents (for Instant). If non-NULL, it will be
   // visible.
-  content::WebContents* preview_;
+  content::WebContents* overlay_;
 
   // The status bubble manager.  Always non-NULL.
   StatusBubbleGtk* status_bubble_;
 
   // Top of the TabContentsContainerGtk widget hierarchy. A cross between a
   // GtkBin and a GtkFixed, |floating_| has |expanded_| as its one "real" child,
   // and the various things that hang off the bottom (status bubble, etc) have
   // their positions manually set in OnSetFloatingPosition.
   ui::OwnedWidgetGtk floating_;
 
   // We insert and remove WebContents GtkWidgets into this expanded_. This
   // should not be a GtkVBox since there were errors with timing where the vbox
   // was horizontally split with the top half displaying the current WebContents
   // and bottom half displaying the loading page.
   GtkWidget* expanded_;
 
   DISALLOW_COPY_AND_ASSIGN(TabContentsContainerGtk);
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_TAB_CONTENTS_CONTAINER_GTK_H_