gfx: Make conversions from gfx::Point to PointF explicit.

ui/views/controls/button/custom_button.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/button/custom_button.h"
 
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/events/event.h"
 #include "ui/events/event_utils.h"
 #include "ui/events/keycodes/keyboard_codes.h"
@@ skipping 227 matching lines @@
              event->type() == ui::ET_GESTURE_END) {
     SetState(STATE_NORMAL);
   }
   if (!event->handled())
     Button::OnGestureEvent(event);
 }
 
 bool CustomButton::AcceleratorPressed(const ui::Accelerator& accelerator) {
   SetState(STATE_NORMAL);
   // TODO(beng): remove once NotifyClick takes ui::Event.
-  ui::MouseEvent synthetic_event(
-      ui::ET_MOUSE_RELEASED, gfx::Point(), gfx::Point(), ui::EventTimeForNow(),
-      ui::EF_LEFT_MOUSE_BUTTON, ui::EF_LEFT_MOUSE_BUTTON);
+  ui::MouseEvent synthetic_event(ui::ET_MOUSE_RELEASED, gfx::PointF(),
+                                 gfx::PointF(), ui::EventTimeForNow(),
+                                 ui::EF_LEFT_MOUSE_BUTTON,
+                                 ui::EF_LEFT_MOUSE_BUTTON);
   NotifyClick(synthetic_event);
   return true;
 }
 
 void CustomButton::ShowContextMenu(const gfx::Point& p,
                                    ui::MenuSourceType source_type) {
   if (!context_menu_controller())
     return;
 
   // We're about to show the context menu. Showing the context menu likely means
@@ skipping 79 matching lines @@
   if (!details.is_add && state_ != STATE_DISABLED)
     SetState(STATE_NORMAL);
 }
 
 void CustomButton::OnBlur() {
   if (IsHotTracked())
     SetState(STATE_NORMAL);
 }
 
 }  // namespace views