Coverity: Fixing pass by value bugs

net/base/cookie_monster.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.
 
 // Portions of this code based on Mozilla:
 //   (netwerk/cookie/src/nsCookieService.cpp)
 /* ***** BEGIN LICENSE BLOCK *****
  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  *
  * The contents of this file are subject to the Mozilla Public License Version
@@ skipping 810 matching lines @@
     this->InvokeCallback(base::Bind(&CookieMonster::SetCookiesCallback::Run,
                                     base::Unretained(&callback_), result));
   }
 }
 
 // Task class for GetCookiesWithOptions call.
 class CookieMonster::GetCookiesWithOptionsTask
     : public CookieMonster::CookieMonsterTask {
  public:
   GetCookiesWithOptionsTask(CookieMonster* cookie_monster,
-                            GURL url,
+                            const GURL& url,
                             const CookieOptions& options,
                             const CookieMonster::GetCookiesCallback& callback)
       : CookieMonsterTask(cookie_monster),
         url_(url),
         options_(options),
         callback_(callback) { }
 
   virtual void Run() OVERRIDE;
 
  private:
@@ skipping 46 matching lines @@
                                     base::Unretained(&callback_),
                                     cookie_line, cookie_infos));
   }
 }
 
 // Task class for DeleteCookie call.
 class CookieMonster::DeleteCookieTask
     : public CookieMonster::CookieMonsterTask {
  public:
   DeleteCookieTask(CookieMonster* cookie_monster,
-                   GURL url,
+                   const GURL& url,
                    const std::string& cookie_name,
                    const base::Closure& callback)
       : CookieMonsterTask(cookie_monster),
         url_(url),
         cookie_name_(cookie_name),
         callback_(callback) { }
 
   virtual void Run() OVERRIDE;
 
  private:
@@ skipping 1869 matching lines @@
 std::string CookieMonster::CanonicalCookie::DebugString() const {
   return base::StringPrintf(
       "name: %s value: %s domain: %s path: %s creation: %"
       PRId64,
       name_.c_str(), value_.c_str(),
       domain_.c_str(), path_.c_str(),
       static_cast<int64>(creation_date_.ToTimeT()));
 }
 
 }  // namespace