[epiphany] ephy-reader-handler: Add comment to clarify uri extraction

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 96c178c5278293a37238e5ae7e601a783a44f553
Author: Jan-Michael Brummer <jan brummer tabos org>
Date:   Sat Jun 27 15:07:26 2020 +0200

    ephy-reader-handler: Add comment to clarify uri extraction

 embed/ephy-reader-handler.c | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/embed/ephy-reader-handler.c b/embed/ephy-reader-handler.c
index b40cb0e4f..baefac428 100644
--- a/embed/ephy-reader-handler.c
+++ b/embed/ephy-reader-handler.c
@@ -269,6 +269,9 @@ ephy_reader_request_start (EphyReaderRequest *request)
     return;
   }
 
+  /* Extract URI:
+   * ephy-reader:https://example.com/whatever?xyz into https://example.com/whatever?xyz
+   */
   modified_uri = soup_uri_to_string (soup_uri, TRUE);
   g_assert (modified_uri);