base::Bind: Cleanup in automation.

chrome/browser/automation/ui_controls_internal.h

Index: chrome/browser/automation/ui_controls_internal.h
diff --git a/chrome/browser/automation/ui_controls_internal.h b/chrome/browser/automation/ui_controls_internal.h
index 5ec9a81f574fc0a2675af6a5d05562bfe1c8be0f..39d0c7dff5dfddf6640d7138db9fecf55440d47e 100644
--- a/chrome/browser/automation/ui_controls_internal.h
+++ b/chrome/browser/automation/ui_controls_internal.h
@@ -5,26 +5,14 @@
 #ifndef CHROME_BROWSER_AUTOMATION_UI_CONTROLS_INTERNAL_H_
 #define CHROME_BROWSER_AUTOMATION_UI_CONTROLS_INTERNAL_H_
 
-#include "base/task.h"
+#include "base/callback.h"
 #include "chrome/browser/automation/ui_controls.h"
 
 namespace ui_controls {
 
-// A utility class to send a mouse click event in a task.
-// It's shared by ui_controls_linux.cc and ui_controls_mac.cc
-class ClickTask : public Task {
- public:
-  // A |followup| Task can be specified to notify the caller when the mouse
-  // click event is sent. If can be NULL if the caller does not care about it.
-  ClickTask(MouseButton button, int state, Task* followup);
-  virtual ~ClickTask();
-  virtual void Run();
-
- private:
-  MouseButton button_;
-  int state_;
-  Task* followup_;
-};
+// A utility function to send a mouse click event in a closure. It's shared by
+// ui_controls_linux.cc and ui_controls_mac.cc
+void ClickTask(MouseButton button, int state, const base::Closure& followup);
 
 }  // namespace ui_controls