Replacing most of web_task.h with base::Closure + base::WeakPtrFactory.

components/test_runner/event_sender.h

Index: components/test_runner/event_sender.h
diff --git a/components/test_runner/event_sender.h b/components/test_runner/event_sender.h
index be4bd7866259e29c860b71fbd6562e1f46bc3fcc..91c3cb2a400d216ba3cbde8eb54ee8f76b0b8544 100644
--- a/components/test_runner/event_sender.h
+++ b/components/test_runner/event_sender.h
@@ -15,7 +15,6 @@
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "build/build_config.h"
-#include "components/test_runner/web_task.h"
 #include "third_party/WebKit/public/platform/WebDragData.h"
 #include "third_party/WebKit/public/platform/WebInputEventResult.h"
 #include "third_party/WebKit/public/platform/WebPoint.h"
@@ -69,8 +68,6 @@ class EventSender : public base::SupportsWeakPtr<EventSender> {
                int modifiers,
                KeyLocationCode location);
 
-  WebTaskList* mutable_task_list() { return &task_list_; }
-
   void set_send_wheel_gestures(bool send_wheel_gestures) {
     send_wheel_gestures_ = send_wheel_gestures;
   }
@@ -243,8 +240,6 @@ class EventSender : public base::SupportsWeakPtr<EventSender> {
   int wm_sys_dead_char_;
 #endif
 
-  WebTaskList task_list_;
-
   TestInterfaces* interfaces_;
   WebTestDelegate* delegate_;
   blink::WebView* view_;