Do right-alignment of popups when WebKit indicates to do so.

chrome/browser/renderer_host/render_widget_host_view.h

 // Copyright (c) 2010 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_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_
 
 #if defined(OS_MACOSX)
 #include <OpenGL/OpenGL.h>
 #endif
@@ skipping 150 matching lines @@
 
   // Allocate a video layer for this view.
   virtual VideoLayer* AllocVideoLayer(const gfx::Size& size) = 0;
 
 #if defined(OS_MACOSX)
   // Display a native control popup menu for WebKit.
   virtual void ShowPopupWithItems(gfx::Rect bounds,
                                   int item_height,
                                   double item_font_size,
                                   int selected_item,
-                                  const std::vector<WebMenuItem>& items) = 0;
+                                  const std::vector<WebMenuItem>& items,
+                                  bool right_aligned) = 0;
 
   // Get the view's position on the screen.
   virtual gfx::Rect GetWindowRect() = 0;
 
   // Get the view's window's position on the screen.
   virtual gfx::Rect GetRootWindowRect() = 0;
 
   // Set the view's active state (i.e., tint state of controls).
   virtual void SetActive(bool active) = 0;
 
@@ skipping 69 matching lines @@
 
   // A custom background to paint behind the web content. This will be tiled
   // horizontally. Can be null, in which case we fall back to painting white.
   SkBitmap background_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostView);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_H_