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

ui/views/widget/native_widget_aura_unittest.cc

Index: ui/views/widget/native_widget_aura_unittest.cc
diff --git a/ui/views/widget/native_widget_aura_unittest.cc b/ui/views/widget/native_widget_aura_unittest.cc
index 910718b2863fcd30cfdbaadd60a377f2a249258f..cd3b4df5523ab459f9f0948b883cf57012ad38c8 100644
--- a/ui/views/widget/native_widget_aura_unittest.cc
+++ b/ui/views/widget/native_widget_aura_unittest.cc
@@ -309,8 +309,8 @@ TEST_F(NativeWidgetAuraTest, DontCaptureOnGesture) {
   widget->SetContentsView(view);
   widget->Show();
 
-  ui::TouchEvent press(
-      ui::ET_TOUCH_PRESSED, gfx::Point(41, 51), 1, ui::EventTimeForNow());
+  ui::TouchEvent press(ui::ET_TOUCH_PRESSED, gfx::PointF(41.f, 51.f), 1,
+                       ui::EventTimeForNow());
   ui::EventDispatchDetails details =
       event_processor()->OnEventFromSource(&press);
   ASSERT_FALSE(details.dispatcher_destroyed);
@@ -324,8 +324,8 @@ TEST_F(NativeWidgetAuraTest, DontCaptureOnGesture) {
 
   // Release touch. Only |view| should get the release since that it consumed
   // the press.
-  ui::TouchEvent release(
-      ui::ET_TOUCH_RELEASED, gfx::Point(250, 251), 1, ui::EventTimeForNow());
+  ui::TouchEvent release(ui::ET_TOUCH_RELEASED, gfx::PointF(250.f, 251.f), 1,
+                         ui::EventTimeForNow());
   details = event_processor()->OnEventFromSource(&release);
   ASSERT_FALSE(details.dispatcher_destroyed);
   EXPECT_TRUE(view->got_gesture_event());