Add GetDisplayWithDisplayId to display::Screen.

ui/display/win/screen_win.cc

Index: ui/display/win/screen_win.cc
diff --git a/ui/display/win/screen_win.cc b/ui/display/win/screen_win.cc
index 3090a7d727c614cce0df5c434740db400bb68456..4f51d59e9661472c8a1a90c9a92dbe9e4f0f1e1d 100644
--- a/ui/display/win/screen_win.cc
+++ b/ui/display/win/screen_win.cc
@@ -388,6 +388,18 @@ std::vector<display::Display> ScreenWin::GetAllDisplays() const {
   return ScreenWinDisplaysToDisplays(screen_win_displays_);
 }
 
+bool ScreenWin::GetDisplayWithDisplayId(int64_t display_id,
+                                        display::Display* display) const {
+  for (const display::Display& display_in_list :
+       ScreenWinDisplaysToDisplays(screen_win_displays_)) {

[sadrul, 2016/09/30 03:17:14]

This too is creating a new list that we don't need. This should look like:

  for (const auto& disp : screen_win_displays_) {
    if (disp.display().id() == display_id) {
      *display = disp.display();
      return true;
    }
  }
  return false;

[riajiang, 2016/10/05 14:54:11]

Done.

+    if (display_in_list.id() == display_id) {
+      *display = display_in_list;
+      return true;
+    }
+  }
+  return false;
+}
+
 display::Display ScreenWin::GetDisplayNearestWindow(
     gfx::NativeView window) const {
   HWND window_hwnd = GetHWNDFromNativeView(window);