[WIP] Move ownership of PlatformDisplay from ws::Display to ws::WindowServer

services/ui/ws/window_server.cc

 // Copyright 2014 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 "services/ui/ws/window_server.h"
 
 #include <set>
 #include <string>
 
 #include "base/logging.h"
@@ skipping 531 matching lines @@
   WindowManagerState* window_manager_state =
       window_manager_window_tree_factory_set_.GetWindowManagerStateForUser(
           user_id);
   if (!window_manager_state)
     return false;
   if (values && window_manager_state->got_frame_decoration_values())
     *values = window_manager_state->frame_decoration_values().Clone();
   return window_manager_state->got_frame_decoration_values();
 }
 
+void WindowServer::AddPlatformDisplay(
+    std::unique_ptr<PlatformDisplay> platform_display) {
+  platform_displays_.insert(std::move(platform_display));
+}
+
+void WindowServer::RemovePlatformDisplay(PlatformDisplay* platform_display) {
+  for (auto& pd : platform_displays_) {
+    if (pd.get() == platform_display) {
+      platform_displays_.erase(pd);
+      break;
+    }
+  }
+}
+
 bool WindowServer::GetAndClearInFlightWindowManagerChange(
     uint32_t window_manager_change_id,
     InFlightWindowManagerChange* change) {
   // There are valid reasons as to why we wouldn't know about the id. The
   // most likely is the client disconnected before the response from the window
   // manager came back.
   auto iter = in_flight_wm_change_map_.find(window_manager_change_id);
   if (iter == in_flight_wm_change_map_.end())
     return false;
 
@@ skipping 249 matching lines @@
 void WindowServer::OnUserIdAdded(const UserId& id) {
   activity_monitor_map_[id] = base::MakeUnique<UserActivityMonitor>(nullptr);
 }
 
 void WindowServer::OnUserIdRemoved(const UserId& id) {
   activity_monitor_map_.erase(id);
 }
 
 }  // namespace ws
 }  // namespace ui