Remove unused code for the metro window switcher button

chrome/browser/ui/views/frame/browser_view.h

Index: chrome/browser/ui/views/frame/browser_view.h
diff --git a/chrome/browser/ui/views/frame/browser_view.h b/chrome/browser/ui/views/frame/browser_view.h
index f2b55422dd7c99e415482567097d701f2bd00d44..6a888474e5780315015b726de8f05d27af6bb8b5 100644
--- a/chrome/browser/ui/views/frame/browser_view.h
+++ b/chrome/browser/ui/views/frame/browser_view.h
@@ -239,12 +239,6 @@ class BrowserView : public BrowserWindow,
   // when a new browser window is created.
   void RestoreFocus();
 
-  void SetWindowSwitcherButton(views::Button* button);
-
-  views::Button* window_switcher_button() {
-    return window_switcher_button_;
-  }
-
   // Called after the widget's fullscreen state is changed without going through
   // FullscreenController. This method does any processing which was skipped.
   // Only exiting fullscreen in this way is currently supported.
@@ -634,11 +628,6 @@ class BrowserView : public BrowserWindow,
   // The Toolbar containing the navigation buttons, menus and the address bar.
   ToolbarView* toolbar_;
 
-  // This button sits next to the tabs on the right hand side and it is used
-  // only in windows metro metro mode to allow the user to flip among browser
-  // windows.
-  views::Button* window_switcher_button_;
-
   // The Bookmark Bar View for this window. Lazily created. May be NULL for
   // non-tabbed browsers like popups. May not be visible.
   scoped_ptr<BookmarkBarView> bookmark_bar_view_;