Update references to Blink's Platform API headers (remaining)

components/sessions/serialized_navigation_entry_unittest.cc

 // Copyright (c) 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 "components/sessions/serialized_navigation_entry.h"
 
 #include <cstddef>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/pickle.h"
 #include "base/string16.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "content/public/browser/favicon_status.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/common/page_transition_types.h"
 #include "content/public/common/referrer.h"
 #include "googleurl/src/gurl.h"
 #include "sync/protocol/session_specifics.pb.h"
 #include "sync/util/time.h"
 #include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/WebKit/Source/Platform/chromium/public/WebReferrerPolicy.h"
+#include "third_party/WebKit/public/platform/WebReferrerPolicy.h"
 
 namespace sessions {
 namespace {
 
 const int kIndex = 3;
 const int kUniqueID = 50;
 const content::Referrer kReferrer =
     content::Referrer(GURL("http://www.referrer.com"),
                       WebKit::WebReferrerPolicyAlways);
 const GURL kVirtualURL("http://www.virtual-url.com");
@@ skipping 245 matching lines @@
       const content::PageTransition constructed_transition =
           constructed_nav.transition_type();
 
       EXPECT_EQ(transition, constructed_transition);
     }
   }
 }
 
 }  // namespace
 }  // namespace sessions