Remove unneeded code from 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 213 matching lines @@
   virtual void TestFinished() = 0;
 
   // Invoked when the embedder should close all but the main WebView.
   virtual void CloseRemainingWindows() = 0;
 
   virtual void DeleteAllCookies() = 0;
 
   // Returns the length of the back/forward history of the main WebView.
   virtual int NavigationEntryCount() = 0;
 
-  // The following trigger navigations on the main WebViwe.
+  // 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.
@@ skipping 39 matching lines @@
   // to |platform|. If |platform| is not empty, result.outcome will be
   // 'accepted', otherwise it will be 'dismissed'.
   virtual void ResolveBeforeInstallPromptPromise(
       int request_id,
       const std::string& platform) = 0;
 
   virtual blink::WebPlugin* CreatePluginPlaceholder(
     blink::WebLocalFrame* frame,
     const blink::WebPluginParams& params) = 0;
 
-  virtual void OnWebTestProxyBaseDestroy(WebTestProxyBase* proxy) = 0;
-
   // Convert the position in DIP to native coordinates.
   virtual blink::WebPoint ConvertDIPToNative(
       const blink::WebPoint& point_in_dip) const = 0;
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_