chrome.experimental.downloads

chrome/browser/history/download_database.h

Index: chrome/browser/history/download_database.h
diff --git a/chrome/browser/history/download_database.h b/chrome/browser/history/download_database.h
index bef60a1bc5cedaaceea235828407b2d6f2d0dee3..4109c94fc85c13d8c4347ff5444487af88fe2655 100644
--- a/chrome/browser/history/download_database.h
+++ b/chrome/browser/history/download_database.h
@@ -6,6 +6,7 @@
 #define CHROME_BROWSER_HISTORY_DOWNLOAD_DATABASE_H_
 #pragma once
 
+#include "base/callback.h"
 #include "chrome/browser/history/history_types.h"
 
 struct DownloadHistoryInfo;
@@ -25,13 +26,13 @@ class DownloadDatabase {
   virtual ~DownloadDatabase();
 
   // Get all the downloads from the database.
-  void QueryDownloads(std::vector<DownloadHistoryInfo>* results);
+  void QueryDownloads(DownloadQueryParameters* params);
 
   // Update the state of one download. Returns true if successful.
-  bool UpdateDownload(int64 received_bytes, int32 state, DownloadID db_handle);
+  bool UpdateDownload(int64 received_bytes, int32 state, DownloadID id);
 
   // Update the path of one download. Returns true if successful.
-  bool UpdateDownloadPath(const FilePath& path, DownloadID db_handle);
+  bool UpdateDownloadPath(const FilePath& path, DownloadID id);
 
   // Fixes state of the download entries. Sometimes entries with IN_PROGRESS
   // state are not updated during browser shutdown (particularly when crashing).
@@ -40,10 +41,10 @@ class DownloadDatabase {
   bool CleanUpInProgressEntries();
 
   // Create a new database entry for one download and return its primary db id.
-  int64 CreateDownload(const DownloadHistoryInfo& info);
+  bool CreateDownload(const DownloadHistoryInfo& info);
 
   // Remove a download from the database.
-  void RemoveDownload(DownloadID db_handle);
+  void RemoveDownload(DownloadID id);
 
   // Remove all completed downloads that started after |remove_begin|
   // (inclusive) and before |remove_end|. You may use null Time values
@@ -63,6 +64,8 @@ class DownloadDatabase {
   bool DropDownloadTable();
 
  private:
+  bool MaybeUpgradeTable(DownloadQueryParameters::GetNextIdThunk get_next_id);
+
   DISALLOW_COPY_AND_ASSIGN(DownloadDatabase);
 };