Remove using namespace in net/quic/quic_stream_sequencer.h

content/browser/tracing/trace_uploader.cc

 // Copyright 2014 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 "content/browser/tracing/trace_uploader.h"
 
+#include <string>
+
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/memory/shared_memory.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/time/time.h"
 #include "content/public/browser/browser_thread.h"
 #include "net/base/mime_util.h"
 #include "net/base/network_delegate.h"
 #include "net/proxy/proxy_config.h"
@@ skipping 29 matching lines @@
 }
 
 TraceUploader::~TraceUploader() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 }
 
 void TraceUploader::OnURLFetchComplete(const net::URLFetcher* source) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK_EQ(source, url_fetcher_.get());
   int response_code = source->GetResponseCode();
-  string report_id;
-  string error_message;
+  std::string report_id;
+  std::string error_message;
   bool success = (response_code == kHttpResponseOk);
   if (success) {
     source->GetResponseAsString(&report_id);
   } else {
     error_message = "Uploading failed, response code: " +
                     base::IntToString(response_code);
   }
 
   BrowserThread::PostTask(
       content::BrowserThread::UI,
@@ skipping 133 matching lines @@
   content_type.append(kMultipartBoundary);
 
   url_fetcher_.reset(
       net::URLFetcher::Create(GURL(upload_url_), net::URLFetcher::POST, this));
   url_fetcher_->SetRequestContext(request_context_);
   url_fetcher_->SetUploadData(content_type, post_data);
   url_fetcher_->Start();
 }
 
 }  // namespace content