Adding a call to support download initiated context menu

content/browser/android/download_controller_android_impl.h

Index: content/browser/android/download_controller_android_impl.h
diff --git a/content/browser/android/download_controller_android_impl.h b/content/browser/android/download_controller_android_impl.h
index b0917fb148e23f00fcc9e3db8e13a37135547108..33b652ed49f3eacd30f461b2f13eb2a408634bb4 100644
--- a/content/browser/android/download_controller_android_impl.h
+++ b/content/browser/android/download_controller_android_impl.h
@@ -78,6 +78,9 @@ class DownloadControllerAndroidImpl : public DownloadControllerAndroid,
   virtual void CreateGETDownload(int render_process_id, int render_view_id,
                                  int request_id) OVERRIDE;
   virtual void OnPostDownloadStarted(DownloadItem* download_item) OVERRIDE;
+  virtual void StartContextMenuDownload(
+      const ContextMenuParams& params, WebContents* web_contents,
+      bool is_link) OVERRIDE;
 
   // DownloadItem::Observer interface.
   virtual void OnDownloadUpdated(DownloadItem* item) OVERRIDE;