Teach CRFO:CapturePageText to recognize page refreshes with long delays.

third_party/WebKit/Source/core/loader/NavigationScheduler.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2009 Adam Barth. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 43 matching lines @@
     USING_FAST_MALLOC_WILL_BE_REMOVED(NavigationScheduler);
 public:
     static PassOwnPtrWillBeRawPtr<NavigationScheduler> create(LocalFrame* frame)
     {
         return adoptPtrWillBeNoop(new NavigationScheduler(frame));
     }
 
     ~NavigationScheduler();
 
     bool locationChangePending();
-    bool isNavigationScheduled() const;
+    bool isNavigationScheduledWithin(double intervalInSeconds) const;
 
     void scheduleRedirect(double delay, const String& url);
     void scheduleLocationChange(Document*, const String& url, bool replacesCurrentItem = true);
     void schedulePageBlock(Document*);
     void scheduleFormSubmission(Document*, PassRefPtrWillBeRawPtr<FormSubmission>);
     void scheduleReload();
 
     void startTimer();
     void cancel();
 
@@ skipping 30 matching lines @@
     }
     static bool isNavigationAllowed() { return !s_navigationDisableCount; }
 
 private:
     static unsigned s_navigationDisableCount;
 };
 
 } // namespace blink
 
 #endif // NavigationScheduler_h