Remove Resource::CurrentAge and Resource::FreshnessLifetime

third_party/WebKit/Source/platform/loader/fetch/Resource.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All
     rights reserved.
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
@@ skipping 475 matching lines @@
                             ? std::max(0., response_timestamp - date_value)
                             : 0;
   double age_value = response.Age();
   double corrected_received_age = std::isfinite(age_value)
                                       ? std::max(apparent_age, age_value)
                                       : apparent_age;
   double resident_time = CurrentTime() - response_timestamp;
   return corrected_received_age + resident_time;
 }
 
-double Resource::CurrentAge() const {
-  return blink::CurrentAge(GetResponse(), response_timestamp_);
-}
-
 static double FreshnessLifetime(const ResourceResponse& response,
                                 double response_timestamp) {
 #if !OS(ANDROID)
   // On desktop, local files should be reloaded in case they change.
   if (response.Url().IsLocalFile())
     return 0;
 #endif
 
   // Cache other non-http / non-filesystem resources liberally.
   if (!response.Url().ProtocolIsInHTTPFamily() &&
@@ skipping 11 matching lines @@
   if (std::isfinite(expires_value))
     return expires_value - creation_time;
   double last_modified_value = response.LastModified();
   if (std::isfinite(last_modified_value))
     return (creation_time - last_modified_value) * 0.1;
   // If no cache headers are present, the specification leaves the decision to
   // the UA. Other browsers seem to opt for 0.
   return 0;
 }
 
-double Resource::FreshnessLifetime() const {
-  return blink::FreshnessLifetime(GetResponse(), response_timestamp_);
-}
-
 static bool CanUseResponse(const ResourceResponse& response,
                            double response_timestamp) {
   if (response.IsNull())
     return false;
 
   // FIXME: Why isn't must-revalidate considered a reason we can't use the
   // response?
   if (response.CacheControlContainsNoCache() ||
       response.CacheControlContainsNoStore())
     return false;
@@ skipping 583 matching lines @@
     case Resource::kMedia:
     case Resource::kManifest:
     case Resource::kMock:
       return false;
   }
   NOTREACHED();
   return false;
 }
 
 }  // namespace blink