desktop linux aura: Fix event/capture focus after dragging a window.

ui/views/widget/desktop_root_window_host_linux.cc

Index: ui/views/widget/desktop_root_window_host_linux.cc
diff --git a/ui/views/widget/desktop_root_window_host_linux.cc b/ui/views/widget/desktop_root_window_host_linux.cc
index 8b8ca90f9ba4aad4897f1809e0adeec41bef8b8b..c135f6a3e9b580c04cb3c6e6c9a7570b2162a793 100644
--- a/ui/views/widget/desktop_root_window_host_linux.cc
+++ b/ui/views/widget/desktop_root_window_host_linux.cc
@@ -896,8 +896,12 @@ bool DesktopRootWindowHostLinux::Dispatch(const base::NativeEvent& event) {
       break;
     }
     case FocusOut:
-      if (xev->xfocus.mode != NotifyGrab)
-        root_window_host_delegate_->OnHostLostCapture();
+      if (xev->xfocus.mode != NotifyGrab) {
+        ReleaseCapture();
+        root_window_host_delegate_->OnHostLostWindowCapture();
+      } else {
+        root_window_host_delegate_->OnHostLostMouseGrab();
+      }
       break;
     case ConfigureNotify: {
       DCHECK_EQ(xwindow_, xev->xconfigure.window);