Revert 158199 - extensions: Add ExtensionView interface.

chrome/browser/extensions/extension_view_container.h

Index: chrome/browser/extensions/extension_view_container.h
===================================================================
--- chrome/browser/extensions/extension_view_container.h	(revision 158218)
+++ chrome/browser/extensions/extension_view_container.h	(working copy)
@@ -1,26 +0,0 @@
-// Copyright (c) 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_EXTENSIONS_EXTENSION_VIEW_CONTAINER_H_
-#define CHROME_BROWSER_EXTENSIONS_EXTENSION_VIEW_CONTAINER_H_
-
-class ExtensionView;
-
-namespace gfx {
-class Size;
-}
-
-// A class that represents the container that this extension view is in.
-// (bottom shelf, side bar, etc.)
-class ExtensionViewContainer {
- public:
-  virtual ~ExtensionViewContainer() {}
-
-  virtual void OnExtensionSizeChanged(ExtensionView* view,
-                                      const gfx::Size& new_size) = 0;
-
-  virtual void OnExtensionViewDidShow(ExtensionView* view) = 0;
-};
-
-#endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_VIEW_CONTAINER_H_