How to fix WebContentsImplBrowserTest.NoResetOnBeforeUnloadCanceledOnCommit.

content/test/content_browser_test_utils_internal.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 CONTENT_TEST_CONTENT_BROWSER_TEST_UTILS_INTERNAL_H_
 #define CONTENT_TEST_CONTENT_BROWSER_TEST_UTILS_INTERNAL_H_
 
 // A collection of functions designed for use with content_shell based browser
 // tests internal to the content/ module.
 // Note: If a function here also works with browser_tests, it should be in
@@ skipping 24 matching lines @@
 class RenderFrameHost;
 class RenderWidgetHostViewChildFrame;
 class Shell;
 class SiteInstance;
 class ToRenderFrameHost;
 
 // Navigates the frame represented by |node| to |url|, blocking until the
 // navigation finishes.
 void NavigateFrameToURL(FrameTreeNode* node, const GURL& url);
 
-// Sets the DialogManager to proceed by default or not when showing a
-// BeforeUnload dialog.
-void SetShouldProceedOnBeforeUnload(Shell* shell, bool proceed);
-
 // Extends the ToRenderFrameHost mechanism to FrameTreeNodes.
 RenderFrameHost* ConvertToRenderFrameHost(FrameTreeNode* frame_tree_node);
 
 // Creates compact textual representations of the state of the frame tree that
 // is appropriate for use in assertions.
 //
 // The diagrams show frame tree structure, the SiteInstance of current frames,
 // presence of pending frames, and the SiteInstances of any and all proxies.
 // They look like this:
 //
@@ skipping 142 matching lines @@
 
   // The RunLoop used to spin the message loop.
   base::RunLoop run_loop_;
 
   DISALLOW_COPY_AND_ASSIGN(UrlCommitObserver);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_TEST_CONTENT_BROWSER_TEST_UTILS_INTERNAL_H_