Rename WebKit namespace to blink (part 3)

content/public/common/referrer.h

Index: content/public/common/referrer.h
diff --git a/content/public/common/referrer.h b/content/public/common/referrer.h
index c30f4b8bb7e6459169e3ba4c19380a6a89613fba..b10bfd6c28e6cd96f6e44a5a2070904693fae979 100644
--- a/content/public/common/referrer.h
+++ b/content/public/common/referrer.h
@@ -15,14 +15,14 @@ namespace content {
 // applied to this URL. When passing around referrers that will eventually end
 // up being used for URL requests, always use this struct.
 struct CONTENT_EXPORT Referrer {
-  Referrer(const GURL& url, WebKit::WebReferrerPolicy policy) : url(url),
+  Referrer(const GURL& url, blink::WebReferrerPolicy policy) : url(url),
                                                                 policy(policy) {
   }
-  Referrer() : policy(WebKit::WebReferrerPolicyDefault) {
+  Referrer() : policy(blink::WebReferrerPolicyDefault) {
   }
 
   GURL url;
-  WebKit::WebReferrerPolicy policy;
+  blink::WebReferrerPolicy policy;
 };
 
 }  // namespace content