ui::LocatedEvent location() returns gfx::PointF

ui/views/controls/menu/menu_host_root_view.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/views/controls/menu/menu_host_root_view.h"
 
 #include "ui/views/controls/menu/menu_controller.h"
 #include "ui/views/controls/menu/menu_item_view.h"
 #include "ui/views/controls/menu/submenu_view.h"
 
 namespace views {
 
 MenuHostRootView::MenuHostRootView(Widget* widget,
                                    SubmenuView* submenu)
     : internal::RootView(widget),
       submenu_(submenu),
       forward_drag_to_menu_controller_(true) {
 }
 
 bool MenuHostRootView::OnMousePressed(const ui::MouseEvent& event) {
   forward_drag_to_menu_controller_ =
-      !GetLocalBounds().Contains(event.location()) ||
-      !RootView::OnMousePressed(event) ||
-      DoesEventTargetEmptyMenuItem(event);
+      !GetLocalBounds().Contains(gfx::ToFlooredPoint(event.location())) ||
+      !RootView::OnMousePressed(event) || DoesEventTargetEmptyMenuItem(event);
 
   if (forward_drag_to_menu_controller_ && GetMenuController())
     GetMenuController()->OnMousePressed(submenu_, event);
   return true;
 }
 
 bool MenuHostRootView::OnMouseDragged(const ui::MouseEvent& event) {
   if (forward_drag_to_menu_controller_ && GetMenuController()) {
     GetMenuController()->OnMouseDragged(submenu_, event);
     return true;
@@ skipping 30 matching lines @@
     return;
   GetMenuController()->OnGestureEvent(submenu_, event);
 }
 
 MenuController* MenuHostRootView::GetMenuController() {
   return submenu_ ? submenu_->GetMenuItem()->GetMenuController() : NULL;
 }
 
 bool MenuHostRootView::DoesEventTargetEmptyMenuItem(
     const ui::MouseEvent& event) {
-  View* view = GetEventHandlerForPoint(event.location());
+  View* view = GetEventHandlerForPoint(gfx::ToFlooredPoint(event.location()));
   return view && view->id() == MenuItemView::kEmptyMenuItemViewID;
 }
 
 }  // namespace views