Set scale/orientation property to aura root window

ui/aura/root_window.cc

 // 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.
 
 #include "ui/aura/root_window.h"
 
 #include <vector>
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
@@ skipping 195 matching lines @@
   return host_->GetBounds().origin();
 }
 
 void RootWindow::SetCursor(gfx::NativeCursor cursor) {
   last_cursor_ = cursor;
   // A lot of code seems to depend on NULL cursors actually showing an arrow,
   // so just pass everything along to the host.
   host_->SetCursor(cursor);
 }
 
+void RootWindow::SetHostWindowProperty(const std::string& name, int value) {
+  host_->SetHostWindowProperty(name, value);
+}
+
 void RootWindow::OnCursorVisibilityChanged(bool show) {
   host_->OnCursorVisibilityChanged(show);
 }
 
 void RootWindow::OnMouseEventsEnableStateChanged(bool enabled) {
   // Send entered / exited so that visual state can be updated to match
   // mouse events state.
   PostMouseMoveEventAfterWindowChange();
   // TODO(mazda): Add code to disable mouse events when |enabled| == false.
 }
@@ skipping 776 matching lines @@
   ui::MouseEvent event(ui::ET_MOUSE_MOVED,
                        orig_mouse_location,
                        orig_mouse_location,
                        ui::EF_IS_SYNTHESIZED);
   event.set_system_location(Env::GetInstance()->last_mouse_location());
   OnHostMouseEvent(&event);
 #endif
 }
 
 }  // namespace aura