Explicitly convert Point to PointF for event code

ui/views/widget/desktop_aura/x11_whole_screen_move_loop.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/widget/desktop_aura/x11_whole_screen_move_loop.h"
 
 #include <X11/keysym.h>
 #include <X11/Xlib.h>
 
 #include "base/bind.h"
@@ skipping 62 matching lines @@
 
   XEvent* xev = event;
   ui::EventType type = ui::EventTypeFromNative(xev);
   switch (type) {
     case ui::ET_MOUSE_MOVED:
     case ui::ET_MOUSE_DRAGGED: {
       bool dispatch_mouse_event = !last_motion_in_screen_.get();
       last_motion_in_screen_.reset(
           static_cast<ui::MouseEvent*>(ui::EventFromNative(xev).release()));
       last_motion_in_screen_->set_location(
-          ui::EventSystemLocationFromNative(xev));
+          gfx::PointF(ui::EventSystemLocationFromNative(xev)));
       if (dispatch_mouse_event) {
         // Post a task to dispatch mouse movement event when control returns to
         // the message loop. This allows smoother dragging since the events are
         // dispatched without waiting for the drag widget updates.
         base::MessageLoopForUI::current()->PostTask(
             FROM_HERE,
             base::Bind(&X11WholeScreenMoveLoop::DispatchMouseMovement,
                        weak_factory_.GetWeakPtr()));
       }
       return ui::POST_DISPATCH_NONE;
@@ skipping 172 matching lines @@
                                 DefaultRootWindow(display),
                                 -100, -100, 10, 10,
                                 0, CopyFromParent, InputOnly, CopyFromParent,
                                 attribute_mask, &swa);
   XMapRaised(display, window);
   ui::X11EventSource::GetInstance()->BlockUntilWindowMapped(window);
   return window;
 }
 
 }  // namespace views