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

ash/wm/overview/window_selector_unittest.cc

 // Copyright 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 <algorithm>
 #include <vector>
 
 #include "ash/accessibility_delegate.h"
 #include "ash/ash_switches.h"
 #include "ash/display/display_layout.h"
@@ skipping 699 matching lines @@
   EXPECT_FALSE(wm::IsActiveWindow(window2.get()));
   event_generator.ReleaseTouchId(kTouchId);
 }
 
 // Tests that a window does not receive located events when in overview mode.
 TEST_F(WindowSelectorTest, WindowDoesNotReceiveEvents) {
   gfx::Rect window_bounds(20, 10, 200, 300);
   aura::Window* root_window = Shell::GetPrimaryRootWindow();
   scoped_ptr<aura::Window> window(CreateWindow(window_bounds));
 
-  gfx::Point point1(window_bounds.x() + 10, window_bounds.y() + 10);
+  auto point1 =
+      gfx::PointF(window_bounds.origin()) + gfx::Vector2dF(10.f, 10.f);
 
   ui::MouseEvent event1(ui::ET_MOUSE_PRESSED, point1, point1,
                         ui::EventTimeForNow(), ui::EF_NONE, ui::EF_NONE);
 
   ui::EventTarget* root_target = root_window;
   ui::EventTargeter* targeter = root_target->GetEventTargeter();
 
   // The event should target the window because we are still not in overview
   // mode.
   EXPECT_EQ(window, static_cast<aura::Window*>(
       targeter->FindTargetForEvent(root_target, &event1)));
 
   ToggleOverview();
 
   // The bounds have changed, take that into account.
   gfx::RectF bounds = GetTransformedBoundsInRootWindow(window.get());
-  gfx::Point point2(bounds.x() + 10, bounds.y() + 10);
+  gfx::PointF point2(bounds.x() + 10.f, bounds.y() + 10.f);
   ui::MouseEvent event2(ui::ET_MOUSE_PRESSED, point2, point2,
                         ui::EventTimeForNow(), ui::EF_NONE, ui::EF_NONE);
 
   // Now the transparent window should be intercepting this event.
   EXPECT_NE(window, static_cast<aura::Window*>(
         targeter->FindTargetForEvent(root_target, &event2)));
 }
 
 // Tests that clicking on the close button effectively closes the window.
 TEST_F(WindowSelectorTest, CloseButton) {
@@ skipping 869 matching lines @@
   // Switch to overview mode.
   ToggleOverview();
   ASSERT_TRUE(IsSelecting());
 
   // Tap should now exit overview mode.
   generator.GestureTapAt(point_in_background_page);
   EXPECT_FALSE(IsSelecting());
 }
 
 }  // namespace ash