[Downloads] Consolidate Java DownloadItem/Info creation

chrome/browser/android/download/download_manager_service.h

 // 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.
 
 #ifndef CHROME_BROWSER_ANDROID_DOWNLOAD_DOWNLOAD_MANAGER_SERVICE_H_
 #define CHROME_BROWSER_ANDROID_DOWNLOAD_DOWNLOAD_MANAGER_SERVICE_H_
 
 #include <jni.h>
 #include <map>
 #include <string>
@@ skipping 21 matching lines @@
  public:
   // JNI registration.
   static bool RegisterDownloadManagerService(JNIEnv* env);
 
   static void OnDownloadCanceled(
       content::DownloadItem* download,
       DownloadController::DownloadCancelReason reason);
 
   static DownloadManagerService* GetInstance();
 
+  static base::android::ScopedJavaLocalRef<jobject> CreateJavaDownloadInfo(
+      JNIEnv* env, content::DownloadItem* item);
+
   DownloadManagerService();
   ~DownloadManagerService() override;
 
   // Called to Initialize this object.
   void Init(JNIEnv* env, jobject obj);
 
   // Called to resume downloading the item that has GUID equal to
   // |jdownload_guid|..
   void ResumeDownload(JNIEnv* env,
                       jobject obj,
@@ skipping 32 matching lines @@
   void GetAllDownloads(JNIEnv* env,
                        const JavaParamRef<jobject>& obj,
                        bool is_off_the_record);
 
   // Called to check if the files associated with any downloads have been
   // removed by an external action.
   void CheckForExternallyRemovedDownloads(JNIEnv* env,
                                           const JavaParamRef<jobject>& obj,
                                           bool is_off_the_record);
 
-  // Remove download items associated with |path| from downloads history.
-  void RemoveDownloadsForPath(const base::FilePath& path);
-
   // DownloadHistory::Observer methods.
   void OnHistoryQueryComplete() override;
 
   // AllDownloadItemNotifier::Observer methods.
   void OnDownloadCreated(content::DownloadManager* manager,
                          content::DownloadItem* item) override;
   void OnDownloadUpdated(content::DownloadManager* manager,
                          content::DownloadItem* item) override;
   void OnDownloadRemoved(content::DownloadManager* manager,
                          content::DownloadItem* item) override;
@@ skipping 63 matching lines @@
 
   ResumeCallback resume_callback_for_testing_;
 
   std::unique_ptr<AllDownloadItemNotifier> original_notifier_;
   std::unique_ptr<AllDownloadItemNotifier> off_the_record_notifier_;
 
   DISALLOW_COPY_AND_ASSIGN(DownloadManagerService);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_DOWNLOAD_DOWNLOAD_MANAGER_SERVICE_H_