Implements strict secure cookies as the default behavior in //net

net/base/layered_network_delegate.cc

Index: net/base/layered_network_delegate.cc
diff --git a/net/base/layered_network_delegate.cc b/net/base/layered_network_delegate.cc
index 914e62fdf893399765ae0b92bb941ed481c78fcb..f99d6e1734f5644ed35b7735ddc52d9f79903e91 100644
--- a/net/base/layered_network_delegate.cc
+++ b/net/base/layered_network_delegate.cc
@@ -232,16 +232,9 @@ bool LayeredNetworkDelegate::OnAreExperimentalCookieFeaturesEnabled() const {
   return nested_network_delegate_->AreExperimentalCookieFeaturesEnabled();
 }
 
-bool LayeredNetworkDelegate::OnAreStrictSecureCookiesEnabled() const {
-  OnAreStrictSecureCookiesEnabledInternal();
-  return nested_network_delegate_->AreStrictSecureCookiesEnabled();
-}
-
 void LayeredNetworkDelegate::OnAreExperimentalCookieFeaturesEnabledInternal()
     const {}
 
-void LayeredNetworkDelegate::OnAreStrictSecureCookiesEnabledInternal() const {}
-
 bool LayeredNetworkDelegate::
     OnCancelURLRequestWithPolicyViolatingReferrerHeader(
         const URLRequest& request,