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

components/mus/example/wm/move_loop_unittest.cc

Index: components/mus/example/wm/move_loop_unittest.cc
diff --git a/components/mus/example/wm/move_loop_unittest.cc b/components/mus/example/wm/move_loop_unittest.cc
index d53b862c9c777f2bdea17a1d297d33c6469ea210..175e6cf800a6ff40beda0d895f5ad0265e26f163 100644
--- a/components/mus/example/wm/move_loop_unittest.cc
+++ b/components/mus/example/wm/move_loop_unittest.cc
@@ -29,13 +29,13 @@ void SetClientArea(mus::Window* window) {
 }
 
 mus::mojom::EventPtr CreatePointerDownEvent(const gfx::Point& location) {
-  const ui::TouchEvent event(ui::ET_TOUCH_PRESSED, gfx::PointF(location), 1,
+  const ui::TouchEvent event(ui::ET_TOUCH_PRESSED, location, 1,
                              base::TimeDelta());
   return mus::mojom::Event::From(static_cast<const ui::Event&>(event));
 }
 
 mus::mojom::EventPtr CreatePointerMove(const gfx::Point& location) {
-  const ui::TouchEvent event(ui::ET_TOUCH_MOVED, gfx::PointF(location), 1,
+  const ui::TouchEvent event(ui::ET_TOUCH_MOVED, location, 1,
                              base::TimeDelta());
   return mus::mojom::Event::From(static_cast<const ui::Event&>(event));
 }