Rename WebKit namespace to blink (part 3)

content/public/common/drop_data.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/public/common/drop_data.h"
 
 namespace content {
 
 DropData::FileInfo::FileInfo() {
 }
 
 DropData::FileInfo::FileInfo(const base::string16& path,
                              const base::string16& display_name)
     : path(path),
       display_name(display_name) {
 }
 
 DropData::DropData()
-    : referrer_policy(WebKit::WebReferrerPolicyDefault) {
+    : referrer_policy(blink::WebReferrerPolicyDefault) {
 }
 
 DropData::~DropData() {
 }
 
 }  // namespace content