Instant: Use only one hidden WebContents per profile.

chrome/browser/ui/gtk/instant_preview_controller_gtk.h

Index: chrome/browser/ui/gtk/instant_preview_controller_gtk.h
diff --git a/chrome/browser/ui/gtk/instant_preview_controller_gtk.h b/chrome/browser/ui/gtk/instant_preview_controller_gtk.h
deleted file mode 100644
index f0fb71a86d1b6a70cc4b9a26b4ecc7253e69b3ec..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/gtk/instant_preview_controller_gtk.h
+++ /dev/null
@@ -1,31 +0,0 @@
-// 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_INSTANT_PREVIEW_CONTROLLER_GTK_H_
-#define CHROME_BROWSER_UI_GTK_INSTANT_PREVIEW_CONTROLLER_GTK_H_
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "chrome/browser/instant/instant_preview_controller.h"
-
-class BrowserWindowGtk;
-class TabContentsContainerGtk;
-
-class InstantPreviewControllerGtk : public InstantPreviewController {
- public:
-  InstantPreviewControllerGtk(BrowserWindowGtk* window,
-                              TabContentsContainerGtk* contents);
-  virtual ~InstantPreviewControllerGtk();
-
- private:
-  // Overridden from InstantPreviewController:
-  virtual void PreviewStateChanged(const InstantModel& model) OVERRIDE;
-
-  BrowserWindowGtk* const window_;
-  TabContentsContainerGtk* const contents_;
-
-  DISALLOW_COPY_AND_ASSIGN(InstantPreviewControllerGtk);
-};
-
-#endif  // CHROME_BROWSER_UI_GTK_INSTANT_PREVIEW_CONTROLLER_GTK_H_