Index: chrome/browser/ui/task_manager/task_manager_table_model.cc |
diff --git a/chrome/browser/ui/task_manager/task_manager_table_model.cc b/chrome/browser/ui/task_manager/task_manager_table_model.cc |
index 3ee0752505b55baa52550a3c4b43303d0f4a87d9..c030f71ae4dc65380f0c1b8d5712bb2ce5dd2c54 100644 |
--- a/chrome/browser/ui/task_manager/task_manager_table_model.cc |
+++ b/chrome/browser/ui/task_manager/task_manager_table_model.cc |
@@ -584,6 +584,13 @@ void TaskManagerTableModel::StartUpdating() { |
TaskManagerInterface::GetTaskManager()->AddObserver(this); |
tasks_ = observed_task_manager()->GetTaskIdsList(); |
OnRefresh(); |
+ |
+ // In order for the scrollbar of the TableView to work properly on startup of |
+ // the task manager, we must invoke TableModelObserver::OnModelChanged() which |
+ // in turn will invoke TableView::NumRowsChanged(). This will adjust the |
+ // vertical scrollbar correctly. crbug.com/570966. |
+ if (table_model_observer_) |
+ table_model_observer_->OnModelChanged(); |
} |
void TaskManagerTableModel::StopUpdating() { |