Download driver for components/download.

content/public/browser/download_manager.h

Index: content/public/browser/download_manager.h
diff --git a/content/public/browser/download_manager.h b/content/public/browser/download_manager.h
index 9e38db2840d116404d2fbdd5ebc0b6bbb6941449..f6080fe5df2fa375ec65a05787eac3c6a881163d 100644
--- a/content/public/browser/download_manager.h
+++ b/content/public/browser/download_manager.h
@@ -84,6 +84,9 @@ class CONTENT_EXPORT DownloadManager : public base::SupportsUserData::Data {
     virtual void OnSavePackageSuccessfullyFinished(
         DownloadManager* manager, DownloadItem* item) {}
 
+    // Called when the download manager has finished loading the data.
+    virtual void OnManagerInitialized() {}
+
     // Called when the DownloadManager is being destroyed to prevent Observers
     // from calling back to a stale pointer.
     virtual void ManagerGoingDown(DownloadManager* manager) {}
@@ -155,6 +158,12 @@ class CONTENT_EXPORT DownloadManager : public base::SupportsUserData::Data {
       bool transient,
       const std::vector<DownloadItem::ReceivedSlice>& received_slices) = 0;
 
+  // Called when download manager has loaded all the data.
+  virtual void PostInitialization() = 0;
+
+  // Returns if the manager has been initialized and loaded all the data.
+  virtual bool IsManagerInitialized() const = 0;
+
   // The number of in progress (including paused) downloads.
   // Performance note: this loops over all items. If profiling finds that this
   // is too slow, use an AllDownloadItemNotifier to count in-progress items.