Reland "Add display::GetDisplayNearestView"

headless/lib/browser/headless_screen.cc

 // Copyright 2016 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 "headless/lib/browser/headless_screen.h"
 
 #include <stdint.h>
 
 #include "base/logging.h"
 #include "ui/aura/env.h"
@@ skipping 19 matching lines @@
 bool HeadlessScreen::IsWindowUnderCursor(gfx::NativeWindow window) {
   return GetWindowAtScreenPoint(GetCursorScreenPoint()) == window;
 }
 
 gfx::NativeWindow HeadlessScreen::GetWindowAtScreenPoint(
     const gfx::Point& point) {
   return nullptr;
 }
 
 display::Display HeadlessScreen::GetDisplayNearestWindow(
-    gfx::NativeView window) const {
+    gfx::NativeWindow window) const {
   return GetPrimaryDisplay();
 }
 
 HeadlessScreen::HeadlessScreen(const gfx::Rect& screen_bounds) {
   static int64_t synthesized_display_id = 2000;
   display::Display display(synthesized_display_id++);
   display.SetScaleAndBounds(1.0f, screen_bounds);
   ProcessDisplayChanged(display, true /* is_primary */);
 }
 
 }  // namespace headless