[Autofill] Determine Popup RTLness from page

chrome/browser/ui/autofill/autofill_popup_controller.h

 // 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_UI_AUTOFILL_AUTOFILL_POPUP_CONTROLLER_H_
 #define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_POPUP_CONTROLLER_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 49 matching lines @@
 
   // The actual bounds of the popup.
   virtual const gfx::Rect& popup_bounds() const = 0;
 
   // The view that the form field element sits in.
   virtual gfx::NativeView container_view() const = 0;
 
   // The bounds of the form field element (screen coordinates).
   virtual const gfx::RectF& element_bounds() const = 0;
 
+  // If the current popup should be displayed in RTL mode.
+  virtual bool IsRTL() const = 0;
+
   // TODO(csharp): The names, subtexts and icon getters can probably be adjusted
   // to take in the row index and return a single element, instead of the
   // whole vector.
   // The main labels for each autofill item.
   virtual const std::vector<string16>& names() const = 0;
 
   // Smaller labels for each autofill item.
   virtual const std::vector<string16>& subtexts() const = 0;
 
   // A string which identifies the icon to be shown for each autofill item.
@@ skipping 13 matching lines @@
   // hovered or has keyboard focus.
   virtual int selected_line() const = 0;
 
  protected:
   virtual ~AutofillPopupController() {}
 };
 
 }  // namespace autofill
 
 #endif  // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_POPUP_CONTROLLER_H_