[downloads] Move platform specific code out of DownloadTargetDeterminer.

chrome/browser/android/download/chrome_download_manager_overwrite_infobar_delegate.cc

 // Copyright 2015 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_download_manager_overwrite_infobar_delegate.h"
 
 #include <memory>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
@@ skipping 10 matching lines @@
 #include "content/public/browser/web_contents.h"
 
 namespace {
 
 void DeleteExistingDownloadFileDone(
     const base::FilePath& download_path,
     const DownloadTargetDeterminerDelegate::FileSelectedCallback& callback) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   DownloadManagerService::GetInstance()->RemoveDownloadsForPath(
       download_path);
-  callback.Run(download_path);
+  callback.Run(DownloadConfirmationResult::CONFIRMED, download_path);
 }
 
 void DeleteExistingDownloadFile(
     const base::FilePath& download_path,
     const DownloadTargetDeterminerDelegate::FileSelectedCallback& callback) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::FILE);
   base::File::Info info;
   if (GetFileInfo(download_path, &info) && !info.is_directory)
     base::DeleteFile(download_path, false);
 
   content::BrowserThread::PostTask(
       content::BrowserThread::UI, FROM_HERE,
       base::Bind(&DeleteExistingDownloadFileDone, download_path, callback));
 }
 
 void CreateNewFileDone(
     const DownloadTargetDeterminerDelegate::FileSelectedCallback& callback,
-    const base::FilePath& target_path, bool verified) {
+    const base::FilePath& target_path,
+    DownloadTargetResult result) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
-  if (verified)
-    callback.Run(target_path);
-  else
-    callback.Run(base::FilePath());
+  callback.Run(result == DownloadTargetResult::SUCCESS
+                   ? DownloadConfirmationResult::CONFIRMED
+                   : DownloadConfirmationResult::CANCELED,
+               target_path);
 }
 
 }  // namespace
 
 namespace chrome {
 namespace android {
 
 ChromeDownloadManagerOverwriteInfoBarDelegate::
     ~ChromeDownloadManagerOverwriteInfoBarDelegate() {
   if (download_item_)
@@ skipping 70 matching lines @@
 std::string ChromeDownloadManagerOverwriteInfoBarDelegate::GetDirName() const {
   return suggested_download_path_.DirName().BaseName().value();
 }
 
 std::string ChromeDownloadManagerOverwriteInfoBarDelegate::GetDirFullPath()
     const {
   return suggested_download_path_.DirName().value();
 }
 
 void ChromeDownloadManagerOverwriteInfoBarDelegate::InfoBarDismissed() {
-  file_selected_callback_.Run(base::FilePath());
+  file_selected_callback_.Run(DownloadConfirmationResult::CANCELED,
+                              base::FilePath());
   DownloadController::RecordDownloadCancelReason(
       DownloadController::CANCEL_REASON_OVERWRITE_INFOBAR_DISMISSED);
 }
 
 }  // namespace android
 }  // namespace chrome