Fix crash when quickly dragging a new tab.

chrome/browser/ui/gtk/tabs/tab_strip_gtk.cc

Index: chrome/browser/ui/gtk/tabs/tab_strip_gtk.cc
diff --git a/chrome/browser/ui/gtk/tabs/tab_strip_gtk.cc b/chrome/browser/ui/gtk/tabs/tab_strip_gtk.cc
index d86364d947721b50a4d74eeaf1acd9e0ca4f62ba..4e6c352905c527a3362bc6d719ce6d6c3c41e4c2 100644
--- a/chrome/browser/ui/gtk/tabs/tab_strip_gtk.cc
+++ b/chrome/browser/ui/gtk/tabs/tab_strip_gtk.cc
@@ -1406,7 +1406,7 @@ void TabStripGtk::RemoveTabAt(int index) {
   // Remove the Tab from the TabStrip's list.
   tab_data_.erase(tab_data_.begin() + index);
 
-  if (!IsDragSessionActive() || !drag_controller_->IsDraggingTab(removed)) {
+  if (!removed->dragging()) {
     gtk_container_remove(GTK_CONTAINER(tabstrip_.get()), removed->widget());
     delete removed;
   }