Reland: Implement Aura side of unified touch text selection for contents

ui/views/views_delegate.h

Index: ui/views/views_delegate.h
diff --git a/ui/views/views_delegate.h b/ui/views/views_delegate.h
index 6cc5a6b9c784e4de49509614b8a2fb503b788625..8d2eda03e8b87dbfe4945a845c51d8a8cbba4ddb 100644
--- a/ui/views/views_delegate.h
+++ b/ui/views/views_delegate.h
@@ -41,6 +41,7 @@ namespace views {
 
 class NativeWidget;
 class NonClientFrameView;
+class TouchSelectionMenuRunnerViews;
 class ViewsTouchEditingControllerFactory;
 class View;
 class Widget;
@@ -150,6 +151,7 @@ class VIEWS_EXPORT ViewsDelegate {
   static ViewsDelegate* views_delegate;
 
  private:
+  scoped_ptr<TouchSelectionMenuRunnerViews> touch_selection_menu_runner_;
   scoped_ptr<ViewsTouchEditingControllerFactory> views_tsc_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewsDelegate);