Remove android_java_ui as it is not used

chrome/browser/download/download_target_determiner.cc

 // Copyright 2013 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/download/download_target_determiner.h"
 
 #include "base/location.h"
 #include "base/rand_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/stringprintf.h"
@@ skipping 306 matching lines @@
                  weak_ptr_factory_.GetWeakPtr()));
   return QUIT_DOLOOP;
 }
 
 void DownloadTargetDeterminer::ReserveVirtualPathDone(
     const base::FilePath& path, bool verified) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DVLOG(20) << "Reserved path: " << path.AsUTF8Unsafe()
             << " Verified:" << verified;
   DCHECK_EQ(STATE_PROMPT_USER_FOR_DOWNLOAD_PATH, next_state_);
-#if BUILDFLAG(ANDROID_JAVA_UI)
+#if defined(OS_ANDROID)
   if (!verified) {
     if (path.empty()) {
       DownloadManagerService::OnDownloadCanceled(
           download_, DownloadController::CANCEL_REASON_NO_EXTERNAL_STORAGE);
       CancelOnFailureAndDeleteSelf();
       return;
     }
     if (!download_->GetWebContents()) {
       // If we cannot reserve the path and the WebContent is already gone, there
       // is no way to prompt user for an infobar. This could happen after chrome
@@ skipping 449 matching lines @@
   ScheduleCallbackAndDeleteSelf();
 }
 
 Profile* DownloadTargetDeterminer::GetProfile() const {
   DCHECK(download_->GetBrowserContext());
   return Profile::FromBrowserContext(download_->GetBrowserContext());
 }
 
 bool DownloadTargetDeterminer::ShouldPromptForDownload(
     const base::FilePath& filename) const {
-#if BUILDFLAG(ANDROID_JAVA_UI)
+#if defined(OS_ANDROID)
     // Don't prompt user about saving path on Android.
     // TODO(qinmin): show an error toast to warn user in certain cases.
     return false;
 #endif
   if (is_resumption_) {
     // For resumed downloads, if the target disposition or prefs require
     // prompting, the user has already been prompted. Try to respect the user's
     // selection, unless we've discovered that the target path cannot be used
     // for some reason.
     content::DownloadInterruptReason reason = download_->GetLastReason();
@@ skipping 135 matching lines @@
     const base::FilePath& suggested_path) {
   return base::FilePath(suggested_path.value() + kCrdownloadSuffix);
 }
 
 #if defined(OS_WIN)
 // static
 bool DownloadTargetDeterminer::IsAdobeReaderUpToDate() {
   return g_is_adobe_reader_up_to_date_;
 }
 #endif