Handles users rotating screen too early

ui/display/manager/display_manager.cc

Index: ui/display/manager/display_manager.cc
diff --git a/ui/display/manager/display_manager.cc b/ui/display/manager/display_manager.cc
index 36d8ac8afd58910254d54c84a31944e5b879b9f5..43aaeeab90e0dfecf5406d3bb821aa1e90263629 100644
--- a/ui/display/manager/display_manager.cc
+++ b/ui/display/manager/display_manager.cc
@@ -265,11 +265,16 @@ void DisplayManager::SetLayoutForCurrentDisplays(
     delegate_->PostDisplayConfigurationChange(false);
 }
 
-const Display& DisplayManager::GetDisplayForId(int64_t id) const {
-  Display* display = const_cast<DisplayManager*>(this)->FindDisplayForId(id);
+const Display& DisplayManager::GetDisplayForId(int64_t display_id) const {
+  Display* display =
+      const_cast<DisplayManager*>(this)->FindDisplayForId(display_id);
   return display ? *display : GetInvalidDisplay();
 }
 
+bool DisplayManager::IsDisplayIdValid(int64_t display_id) const {
+  return GetDisplayForId(display_id).is_valid();
+}
+
 const Display& DisplayManager::FindDisplayContainingPoint(
     const gfx::Point& point_in_screen) const {
   auto iter = display::FindDisplayContainingPoint(active_display_list_,