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

ash/frame/caption_buttons/frame_caption_button.cc

Index: ash/frame/caption_buttons/frame_caption_button.cc
diff --git a/ash/frame/caption_buttons/frame_caption_button.cc b/ash/frame/caption_buttons/frame_caption_button.cc
index f7ecc2a1ccad98908662441ad88dc2b41b9a978b..0a72725575b20db7e009bdd78b24789007faf70b 100644
--- a/ash/frame/caption_buttons/frame_caption_button.cc
+++ b/ash/frame/caption_buttons/frame_caption_button.cc
@@ -142,7 +142,7 @@ void FrameCaptionButton::OnGestureEvent(ui::GestureEvent* event) {
   // behavior is more consistent with AlternateFrameSizeButton.
   if (event->type() == ui::ET_GESTURE_SCROLL_BEGIN ||
       event->type() == ui::ET_GESTURE_SCROLL_UPDATE) {
-    if (HitTestPoint(event->location())) {
+    if (HitTestPoint(gfx::ToFlooredPoint(event->location()))) {
       SetState(STATE_PRESSED);
       RequestFocus();
       event->StopPropagation();
@@ -150,7 +150,7 @@ void FrameCaptionButton::OnGestureEvent(ui::GestureEvent* event) {
       SetState(STATE_NORMAL);
     }
   } else if (event->type() == ui::ET_GESTURE_SCROLL_END) {
-    if (HitTestPoint(event->location())) {
+    if (HitTestPoint(gfx::ToFlooredPoint(event->location()))) {
       SetState(STATE_HOVERED);
       NotifyClick(*event);
       event->StopPropagation();