Move some content url constants to /url.

chrome/browser/renderer_host/offline_resource_throttle.cc

Index: chrome/browser/renderer_host/offline_resource_throttle.cc
diff --git a/chrome/browser/renderer_host/offline_resource_throttle.cc b/chrome/browser/renderer_host/offline_resource_throttle.cc
index 598debdcf2e89bc28d3acf3121a50126b9d06cf1..f37b99889770b69dd067d7de13b46768d0ea458e 100644
--- a/chrome/browser/renderer_host/offline_resource_throttle.cc
+++ b/chrome/browser/renderer_host/offline_resource_throttle.cc
@@ -119,8 +119,8 @@ void OfflineResourceThrottle::OnBlockingPageComplete(bool proceed) {
 
 bool OfflineResourceThrottle::IsRemote(const GURL& url) const {
   return !net::IsLocalhost(url.host()) && (url.SchemeIs(content::kFtpScheme) ||
-                                           url.SchemeIs(content::kHttpScheme) ||
-                                           url.SchemeIs(content::kHttpsScheme));
+                                           url.SchemeIs(url::kHttpScheme) ||
+                                           url.SchemeIs(url::kHttpsScheme));
 }
 
 bool OfflineResourceThrottle::ShouldShowOfflinePage(const GURL& url) const {