[Win] Update HWND max size if either width or height is set.

ui/views/win/hwnd_message_handler.cc

Index: ui/views/win/hwnd_message_handler.cc
diff --git a/ui/views/win/hwnd_message_handler.cc b/ui/views/win/hwnd_message_handler.cc
index 744b9eaddbc86a767316af0ed032e9b54c89fb33..1544507ef39740982de458fcff8f71dd0b069b6c 100644
--- a/ui/views/win/hwnd_message_handler.cc
+++ b/ui/views/win/hwnd_message_handler.cc
@@ -1431,10 +1431,11 @@ void HWNDMessageHandler::OnGetMinMaxInfo(MINMAXINFO* minmax_info) {
     CR_DEFLATE_RECT(&window_rect, &client_rect);
     min_window_size.Enlarge(window_rect.right - window_rect.left,
                             window_rect.bottom - window_rect.top);
-    if (!max_window_size.IsEmpty()) {
-      max_window_size.Enlarge(window_rect.right - window_rect.left,
-                              window_rect.bottom - window_rect.top);
-    }
+    // Either axis may be zero, so enlarge them independently.
+    if (max_window_size.width())
+      max_window_size.Enlarge(window_rect.right - window_rect.left, 0);
+    if (max_window_size.height())
+      max_window_size.Enlarge(0, window_rect.bottom - window_rect.top);
   }
   minmax_info->ptMinTrackSize.x = min_window_size.width();
   minmax_info->ptMinTrackSize.y = min_window_size.height();