Adds GetDisplays() to WindowManager

ui/mojo/init/ui_init.cc

 // Copyright 2015 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/mojo/init/ui_init.h"
 
 #include "base/memory/singleton.h"
 #include "ui/mojo/init/screen_mojo.h"
 
 #if defined(OS_ANDROID)
@@ skipping 21 matching lines @@
     set_two_finger_tap_enabled(true);
   }
 
   ~GestureConfigurationMojo() override {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(GestureConfigurationMojo);
 };
 #endif
 
-UIInit::UIInit(const gfx::Size& screen_size_in_pixels, float device_pixel_ratio)
-    : screen_(new ScreenMojo(screen_size_in_pixels, device_pixel_ratio)) {
+UIInit::UIInit(const std::vector<gfx::Display>& displays)
+    : screen_(new ScreenMojo(displays)) {
   gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, screen_.get());
 #if defined(OS_ANDROID)
   gesture_configuration_.reset(new GestureConfigurationMojo);
   ui::GestureConfiguration::SetInstance(gesture_configuration_.get());
 #endif
 }
 
 UIInit::~UIInit() {
   gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, nullptr);
 #if defined(OS_ANDROID)
   ui::GestureConfiguration::SetInstance(nullptr);
 #endif
 }
 
 }  // namespace mojo
 }  // namespace ui