Moves EventDispatcher from Display to WindowManagerState

components/mus/ws/event_dispatcher.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 "components/mus/ws/event_dispatcher.h"
 
 #include <set>
 
 #include "base/time/time.h"
 #include "cc/surfaces/surface_hittest.h"
@@ skipping 198 matching lines @@
   }
   for (const auto& pair : pointer_targets_) {
     if (pair.second.window &&
         pointer_targets.insert(pair.second.window).second) {
       pair.second.window->RemoveObserver(this);
     }
   }
   pointer_targets_.clear();
 }
 
+void EventDispatcher::Reset() {
+  if (capture_window_) {
+    CancelPointerEventsToTarget(capture_window_);
+    DCHECK(capture_window_ == nullptr);
+  }
+
+  while (!pointer_targets_.empty())
+    StopTrackingPointer(pointer_targets_.begin()->first);
+
+  mouse_button_down_ = false;
+}
+
+void EventDispatcher::SetMousePointerScreenLocation(
+    const gfx::Point& screen_location) {
+  DCHECK(pointer_targets_.empty());
+  mouse_pointer_last_location_ = screen_location;
+  UpdateCursorProviderByLastKnownLocation();
+}
+
 void EventDispatcher::SetCaptureWindow(ServerWindow* window,
                                        bool in_nonclient_area) {
   if (window == capture_window_)
     return;
 
   if (capture_window_) {
     // Stop observing old capture window. |pointer_targets_| are cleared on
     // intial setting of a capture window.
     delegate_->OnServerWindowCaptureLost(capture_window_);
     capture_window_->RemoveObserver(this);
@@ skipping 306 matching lines @@
 
 void EventDispatcher::OnWindowDestroyed(ServerWindow* window) {
   CancelPointerEventsToTarget(window);
 
   if (mouse_cursor_source_window_ == window)
     mouse_cursor_source_window_ = nullptr;
 }
 
 }  // namespace ws
 }  // namespace mus