Fix DevToolsBeforeUnloadTest and BrowserCloseManagerBrowserTest.

content/public/browser/render_widget_host.h

 // Copyright (c) 2012 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_PUBLIC_BROWSER_RENDER_WIDGET_HOST_H_
 #define CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_H_
 
 #include <stdint.h>
 
 #include "base/callback.h"
@@ skipping 171 matching lines @@
   virtual bool IsLoading() const = 0;
 
   // Restart the active hang monitor timeout if the renderer is actively
   // waiting on a response. Clears all existing timeouts and starts with
   // a new one.  This can be because the renderer has become
   // active, the tab is being hidden, or the user has chosen to wait some more
   // to give the tab a chance to become active and we don't want to display a
   // warning too soon.
   virtual void RestartHangMonitorTimeoutIfNecessary() = 0;
 
-  // Stops and disables hang monitor. This avoids flakiness in tests that need
-  // to observe things like beforeunload dialogs, which could fail if the
-  // timeout skips the dialog.
-  virtual void DisableHangMonitorForTesting() = 0;
-
   virtual void SetIgnoreInputEvents(bool ignore_input_events) = 0;
 
   // Called to notify the RenderWidget that it has been resized.
   virtual void WasResized() = 0;
 
   // Access to the implementation's IPC::Listener::OnMessageReceived. Intended
   // only for test code.
 
   // Add/remove a callback that can handle key presses without requiring focus.
   typedef base::Callback<bool(const NativeWebKeyboardEvent&)>
@@ skipping 59 matching lines @@
   // This allows the renderer to reset some state.
   virtual void DragSourceSystemDragEnded() {};
 
   // Filters drop data before it is passed to RenderWidgetHost.
   virtual void FilterDropData(DropData* drop_data) {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RENDER_WIDGET_HOST_H_