Enforces 10px visibility when dragging between displays

ash/wm/dock/docked_window_resizer.cc

Index: ash/wm/dock/docked_window_resizer.cc
diff --git a/ash/wm/dock/docked_window_resizer.cc b/ash/wm/dock/docked_window_resizer.cc
index 28d043848b298463ceae29a7f7289faed357b3df..228cb16babf8580c3d895d9786b7a537d5943a5b 100644
--- a/ash/wm/dock/docked_window_resizer.cc
+++ b/ash/wm/dock/docked_window_resizer.cc
@@ -124,8 +124,7 @@ void DockedWindowResizer::CompleteDrag(int event_flags) {
   // windows.
   wm::WindowState* window_state = wm::GetWindowState(GetTarget());
   bool was_tracked_by_workspace = window_state->tracked_by_workspace();
-  if (was_docked_)
-    window_state->SetTrackedByWorkspace(false);
+  window_state->SetTrackedByWorkspace(false);
   // The root window can change when dragging into a different screen.
   next_window_resizer_->CompleteDrag(event_flags);
   FinishedDragging();
@@ -138,8 +137,7 @@ void DockedWindowResizer::RevertDrag() {
   // windows.
   wm::WindowState* window_state = wm::GetWindowState(GetTarget());
   bool was_tracked_by_workspace = window_state->tracked_by_workspace();
-  if (was_docked_)
-    window_state->SetTrackedByWorkspace(false);
+  window_state->SetTrackedByWorkspace(false);
   next_window_resizer_->RevertDrag();
   // Restore docked state to what it was before the drag if necessary.
   if (was_docked_ && !is_docked_) {