Remove unneeded code from WebTestProxyBase.

components/test_runner/test_runner.h

 // Copyright 2014 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_TEST_RUNNER_H_
 #define COMPONENTS_TEST_RUNNER_TEST_RUNNER_H_
 
 #include <stdint.h>
 
 #include <deque>
@@ skipping 52 matching lines @@
 
   void SetTestIsRunning(bool);
   bool TestIsRunning() const { return test_is_running_; }
 
   bool UseMockTheme() const { return use_mock_theme_; }
 
   void InvokeCallback(scoped_ptr<InvokeCallbackTask> callback);
 
   // WebTestRunner implementation.
   bool ShouldGeneratePixelResults() override;
-  bool ShouldStayOnPageAfterHandlingBeforeUnload() const override;
   bool ShouldDumpAsAudio() const override;
   void GetAudioData(std::vector<unsigned char>* buffer_view) const override;
   const LayoutDumpFlags& GetLayoutDumpFlags() override;
   void ReplicateLayoutDumpFlagsChanges(
       const base::DictionaryValue& changed_values) override;
   bool HasCustomTextDump(std::string* custom_text_dump) const override;
   bool ShouldDumpBackForwardList() const override;
   blink::WebContentSettingsClient* GetWebContentSettings() const override;
 
   // Methods used by WebTestProxyBase.
+  bool shouldStayOnPageAfterHandlingBeforeUnload() const;
   bool shouldDumpSelectionRect() const;
   bool isPrinting() const;
   bool shouldDumpAsTextWithPixelResults();
   bool shouldDumpAsCustomText() const;
   std:: string customDumpText() const;
   void ShowDevTools(const std::string& settings,
                     const std::string& frontend_url);
   void ClearDevToolsLocalStorage();
   void setShouldDumpAsText(bool);
   void setShouldDumpAsMarkup(bool);
@@ skipping 719 matching lines @@
   bool use_mock_theme_;
 
   base::WeakPtrFactory<TestRunner> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TestRunner);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_TEST_RUNNER_H_