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

ash/frame/caption_buttons/bubble_contents_button_row.cc

 // Copyright 2013 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 "ash/frame/caption_buttons/bubble_contents_button_row.h"
 
 #include "ash/frame/caption_buttons/maximize_bubble_controller.h"
 #include "ash/frame/caption_buttons/maximize_bubble_controller_bubble.h"
 #include "grit/ash_resources.h"
 #include "ui/base/resource/resource_bundle.h"
@@ skipping 62 matching lines @@
 void BubbleDialogButton::OnMouseExited(const ui::MouseEvent& event) {
   button_row_->ButtonHovered(NULL);
   views::ImageButton::OnMouseExited(event);
 }
 
 bool BubbleDialogButton::OnMouseDragged(const ui::MouseEvent& event) {
   if (!button_row_->bubble()->controller())
     return false;
 
   // Remove the phantom window when we leave the button.
-  gfx::Point screen_location(event.location());
+  gfx::Point screen_location(gfx::ToFlooredPoint(event.location()));
   View::ConvertPointToScreen(this, &screen_location);
   if (!GetBoundsInScreen().Contains(screen_location))
     button_row_->ButtonHovered(NULL);
   else
     button_row_->ButtonHovered(this);
 
   // Pass the event on to the normal handler.
   return views::ImageButton::OnMouseDragged(event);
 }
 
@@ skipping 113 matching lines @@
 
 void BubbleContentsButtonRow::AddMinimizeButton() {
   minimize_button_ = new BubbleDialogButton(
       this,
       IDR_AURA_WINDOW_POSITION_MIDDLE,
       IDR_AURA_WINDOW_POSITION_MIDDLE_H,
       IDR_AURA_WINDOW_POSITION_MIDDLE_P);
 }
 
 }  // namespace ash