Rewrite simple uses of base::ListValue::Append() taking a raw pointer var.

chrome/browser/net/referrer.cc

 // Copyright (c) 2011 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 "chrome/browser/net/referrer.h"
 
 #include <limits.h>
 #include <stddef.h>
 
+#include <memory>
+#include <utility>
+
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "base/values.h"
 #include "chrome/browser/net/predictor.h"
 
 namespace chrome_browser_net {
 
 //------------------------------------------------------------------------------
 // Smoothing parameter for updating subresource_use_rate_.
@@ skipping 122 matching lines @@
     // level, so for now, we just suggest subresources, which leaves them all
     // with the same birth date (typically start of process).
     SuggestHost(url);
     (*this)[url].SetSubresourceUseRate(rate);
   }
 }
 
 base::Value* Referrer::Serialize() const {
   base::ListValue* subresource_list(new base::ListValue);
   for (const_iterator it = begin(); it != end(); ++it) {
-    base::StringValue* url_spec(new base::StringValue(it->first.spec()));
-    base::FundamentalValue* rate(new base::FundamentalValue(
-        it->second.subresource_use_rate()));
+    std::unique_ptr<base::StringValue> url_spec(
+        new base::StringValue(it->first.spec()));
+    std::unique_ptr<base::FundamentalValue> rate(
+        new base::FundamentalValue(it->second.subresource_use_rate()));
 
-    subresource_list->Append(url_spec);
-    subresource_list->Append(rate);
+    subresource_list->Append(std::move(url_spec));
+    subresource_list->Append(std::move(rate));
   }
   return subresource_list;
 }
 
 //------------------------------------------------------------------------------
 
 ReferrerValue::ReferrerValue()
     : birth_time_(base::Time::Now()),
       navigation_count_(0),
       preconnection_count_(0),
@@ skipping 10 matching lines @@
 
 void ReferrerValue::ReferrerWasObserved() {
   subresource_use_rate_ *= kWeightingForOldConnectsExpectedValue;
   // Note: the use rate is temporarilly possibly incorect, as we need to find
   // out if we really end up connecting.  This will happen in a few hundred
   // milliseconds (when content arrives, etc.).
   // Value of subresource_use_rate_ should be sampled before this call.
 }
 
 }  // namespace chrome_browser_net