Center and change the aspect ratio for the experimental app list. [Win]

chrome/browser/ui/app_list/app_list_positioner.h

 // Copyright 2013 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_APP_LIST_APP_LIST_POSITIONER_H_
 #define CHROME_BROWSER_UI_APP_LIST_APP_LIST_POSITIONER_H_
 
 #include "ui/gfx/display.h"
 #include "ui/gfx/size.h"
 
@@ skipping 43 matching lines @@
   // Shrinks the display's work area by the given amount on each side.
   void WorkAreaInset(int left, int top, int right, int bottom);
 
   // Finds the position for a window to anchor it to a corner of the screen.
   // |corner| specifies which corner to anchor the window to. Returns the
   // intended coordinates for the center of the window. This should only be used
   // when there is no shelf on the display, because if there is, the returned
   // anchor point will potentially position the window under it.
   gfx::Point GetAnchorPointForScreenCorner(ScreenCorner corner) const;
 
+  // Finds the position for a window to anchor it to the center of the screen.
+  // Returns the intended coordinates for the center of the window.
+  gfx::Point GetAnchorPointForScreenCenter() const;
+
   // Finds the position for a window to anchor it to the corner of the shelf.
   // The window will be aligned to the left of the work area for horizontal
   // shelves, or to the top for vertical shelves. |shelf_edge| specifies the
   // location of the shelf. |shelf_edge| must not be SCREEN_EDGE_UNKNOWN.
   // Returns the intended coordinates for the center of the window.
   gfx::Point GetAnchorPointForShelfCorner(ScreenEdge shelf_edge) const;
 
   // Finds the position for a window to anchor it to the center of the shelf.
   // |shelf_edge| specifies the location of the shelf. It must not be
   // SCREEN_EDGE_UNKNOWN. Returns the intended coordinates for the center of the
@@ skipping 29 matching lines @@
 
   // Size of the App List.
   gfx::Size window_size_;
 
   // The minimum distance, in pixels, to position the app list from the shelf
   // or edge of screen.
   int min_distance_from_edge_;
 };
 
 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_POSITIONER_H_