Use new APIs in base/values.h: Value::GetAsNumber and DictionaryValue::GetNumber.

chrome/test/webdriver/cookie.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/test/webdriver/cookie.h"
 
 #include <time.h>
 
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
@@ skipping 54 matching lines @@
   }
   if (!dict.GetBoolean("secure", &secure_)) {
     secure_ = false;
   }
 
   if (dict.HasKey("expiry")) {
     // The expiration time need only be a number with seconds since UTC epcoh;
     // it could be either a floating point or integer number.
     double expiry;
     if (!dict.GetDouble("expiry", &expiry)) {
-      int tmp;
-      if (!dict.GetInteger("expiry", &tmp))
-        return;  // Expiry is not a number, so the cookie is invalid.
-      expiry = static_cast<double>(tmp);
+      return;  // Expiry is not a number, so the cookie is invalid.
     }
 
     expiration_ = base::Time::FromDoubleT(expiry);
   }
 
   valid_ = true;
 }
 
 Cookie::~Cookie() {}
 
@@ skipping 68 matching lines @@
     cookie += " secure;";
   }
   if (http_) {
     cookie += " http_only;";
   }
 
   return cookie;
 }
 
 }  // namespace webdriver