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

components/test_runner/web_view_test_client.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_TEST_RUNNER_WEB_VIEW_TEST_CLIENT_H_
 #define COMPONENTS_TEST_RUNNER_WEB_VIEW_TEST_CLIENT_H_
 
 #include "base/macros.h"
-#include "components/test_runner/web_task.h"
+#include "base/memory/weak_ptr.h"
 #include "third_party/WebKit/public/web/WebViewClient.h"
 
 namespace blink {
 class WebView;
 }  // namespace blink
 
 namespace test_runner {
 
 class EventSender;
 class TestRunner;
@@ skipping 41 matching lines @@
   blink::WebSpeechRecognizer* speechRecognizer() override;
   bool requestPointerLock() override;
   void requestPointerUnlock() override;
   bool isPointerLocked() override;
   void didFocus() override;
   void setToolTipText(const blink::WebString& text,
                       blink::WebTextDirection direction) override;
   void resetInputMethod() override;
   blink::WebString acceptLanguages() override;
 
-  // Members expected by WebTask-related templates.
-  WebTaskList* mutable_task_list() { return &task_list_; }
-
  private:
   void AnimateNow();
 
   // Borrowed pointers to other parts of Layout Tests state.
   TestRunner* test_runner_;
   WebTestDelegate* delegate_;
   EventSender* event_sender_;
   WebTestProxyBase* web_test_proxy_base_;
 
   bool animation_scheduled_;
 
-  WebTaskList task_list_;
+  base::WeakPtrFactory<WebViewTestClient> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebViewTestClient);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_VIEW_TEST_CLIENT_H_