Move DumpBackForwardLists out of WebTestProxyBase.

components/test_runner/web_test_delegate.h

 // Copyright 2013 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_TEST_DELEGATE_H_
 #define COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 216 matching lines @@
 
   // The following trigger navigations on the main WebView.
   virtual void GoToOffset(int offset) = 0;
   virtual void Reload() = 0;
   virtual void LoadURLForFrame(const blink::WebURL& url,
                                const std::string& frame_name) = 0;
 
   // Returns true if resource requests to external URLs should be permitted.
   virtual bool AllowExternalPages() = 0;
 
-  // Returns a text dump the back/forward history for the WebView associated
-  // with the given WebTestProxyBase.
-  virtual std::string DumpHistoryForWindow(WebTestProxyBase* proxy) = 0;
-
   // Fetch the manifest for a given WebView from the given url.
   virtual void FetchManifest(
       blink::WebView* view,
       const GURL& url,
       const base::Callback<void(const blink::WebURLResponse& response,
                                 const std::string& data)>& callback) = 0;
 
   // Sends a message to the LayoutTestPermissionManager in order for it to
   // update its database.
   virtual void SetPermission(const std::string& permission_name,
@@ skipping 28 matching lines @@
 
   virtual float GetDeviceScaleFactorForTest() const = 0;
 
   // Run all pending idle tasks, and then run callback.
   virtual void RunIdleTasks(const base::Closure& callback) = 0;
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_