Remove unneeded stringprintf.h usage in chrome/ and net/

chrome/browser/android/download/chrome_duplicate_download_infobar_delegate.cc

 // Copyright 2016 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/android/download/chrome_duplicate_download_infobar_delegate.h"
 
 #include <memory>
 
 #include "base/android/path_utils.h"
 #include "base/memory/ptr_util.h"
-#include "base/strings/stringprintf.h"
 #include "chrome/browser/android/download/download_controller.h"
 #include "chrome/browser/download/download_path_reservation_tracker.h"
 #include "chrome/browser/infobars/infobar_service.h"
 #include "chrome/browser/ui/android/infobars/duplicate_download_infobar.h"
 #include "components/infobars/core/infobar.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 
 namespace {
 
@@ skipping 88 matching lines @@
 void ChromeDuplicateDownloadInfoBarDelegate::InfoBarDismissed() {
   Cancel();
 }
 
 bool ChromeDuplicateDownloadInfoBarDelegate::IsOffTheRecord() const {
   return is_off_the_record_;
 }
 
 }  // namespace android
 }  // namespace chrome