Handle floating point coordinates from ozone to exosphere

ui/events/events_default.cc

 // Copyright (c) 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 "ui/events/event.h"
 #include "ui/events/event_constants.h"
 #include "ui/events/event_utils.h"
 
 namespace ui {
 
@@ skipping 18 matching lines @@
       static_cast<const ui::LocatedEvent*>(native_event);
   DCHECK(e->IsMouseEvent() || e->IsTouchEvent() || e->IsGestureEvent() ||
          e->IsScrollEvent());
   return e->location();
 }
 
 gfx::Point EventLocationFromNative(const base::NativeEvent& native_event) {
   return EventSystemLocationFromNative(native_event);
 }
 
+gfx::PointF EventLocationFromNativeF(const base::NativeEvent& native_event) {
+  const ui::LocatedEvent* e =
+      static_cast<const ui::LocatedEvent*>(native_event);
+  DCHECK(e->IsMouseEvent() || e->IsTouchEvent() || e->IsGestureEvent() ||
+         e->IsScrollEvent());
+  return e->location_f();
+}
+
 int GetChangedMouseButtonFlagsFromNative(
     const base::NativeEvent& native_event) {
   const ui::MouseEvent* event =
       static_cast<const ui::MouseEvent*>(native_event);
   DCHECK(event->IsMouseEvent() || event->IsScrollEvent());
   return event->changed_button_flags();
 }
 
 PointerDetails GetMousePointerDetailsFromNative(
     const base::NativeEvent& native_event) {
@@ skipping 103 matching lines @@
     *vx_ordinal = event->x_offset_ordinal();
   if (vy_ordinal)
     *vy_ordinal = event->y_offset_ordinal();
   if (is_cancel)
     *is_cancel = event->type() == ET_SCROLL_FLING_CANCEL;
 
   return true;
 }
 
 }  // namespace ui