Reduce the copying of string data between C++ and javascript in proxy_resolver_v8.cc.

net/proxy/single_threaded_proxy_resolver.h

 // Copyright (c) 2009 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.
 
 #ifndef NET_PROXY_SINGLE_THREADED_PROXY_RESOLVER_H_
 #define NET_PROXY_SINGLE_THREADED_PROXY_RESOLVER_H_
 
 #include <deque>
 #include <string>
 
@@ skipping 40 matching lines @@
   friend class Job;
   class SetPacScriptTask;
   friend class SetPacScriptTask;
   // FIFO queue that contains the in-progress job, and any pending jobs.
   typedef std::deque<scoped_refptr<Job> > PendingJobsQueue;
 
   base::Thread* thread() { return thread_.get(); }
 
   // ProxyResolver implementation:
   virtual int SetPacScript(const GURL& pac_url,
-                           const std::string& pac_bytes,
+                           const string16& pac_script,
                            CompletionCallback* callback);
 
   // Starts the worker thread if it isn't already running.
   void EnsureThreadStarted();
 
   // Starts the next job from |pending_jobs_| if possible.
   void ProcessPendingJobs();
 
   // Removes the front entry of the jobs queue. |expected_job| is our
   // expectation of what the front of the job queue is; it is only used by
@@ skipping 13 matching lines @@
   // executing on |thread_|.
   scoped_ptr<base::Thread> thread_;
 
   PendingJobsQueue pending_jobs_;
   scoped_refptr<SetPacScriptTask> outstanding_set_pac_script_task_;
 };
 
 }  // namespace net
 
 #endif  // NET_PROXY_SINGLE_THREADED_PROXY_RESOLVER_H_