Replace some GURL::SchemeIsSecure callers with SchemeUsesTLS.

chrome/browser/captive_portal/captive_portal_tab_helper.cc

Index: chrome/browser/captive_portal/captive_portal_tab_helper.cc
diff --git a/chrome/browser/captive_portal/captive_portal_tab_helper.cc b/chrome/browser/captive_portal/captive_portal_tab_helper.cc
index 978025d8df0396a47237e44f5d7c5f5a52d565a3..2b63c037916e32aad887f84aeba26d4e15290b64 100644
--- a/chrome/browser/captive_portal/captive_portal_tab_helper.cc
+++ b/chrome/browser/captive_portal/captive_portal_tab_helper.cc
@@ -93,7 +93,7 @@ void CaptivePortalTabHelper::DidStartProvisionalLoadForFrame(
   provisional_render_view_host_ = render_view_host;
   pending_error_code_ = net::OK;
 
-  tab_reloader_->OnLoadStart(validated_url.SchemeIsSecure());
+  tab_reloader_->OnLoadStart(validated_url.SchemeUsesTLS());
 }
 
 void CaptivePortalTabHelper::DidCommitProvisionalLoadForFrame(
@@ -115,7 +115,7 @@ void CaptivePortalTabHelper::DidCommitProvisionalLoadForFrame(
     OnLoadAborted();
 
     // Send information about the new load.
-    tab_reloader_->OnLoadStart(url.SchemeIsSecure());
+    tab_reloader_->OnLoadStart(url.SchemeUsesTLS());
     tab_reloader_->OnLoadCommitted(net::OK);
   }
 
@@ -239,7 +239,7 @@ void CaptivePortalTabHelper::OnRedirect(int child_id,
     return;
   }
 
-  tab_reloader_->OnRedirect(new_url.SchemeIsSecure());
+  tab_reloader_->OnRedirect(new_url.SchemeUsesTLS());
 }
 
 void CaptivePortalTabHelper::OnCaptivePortalResults(