Un-deprecate :download-remove --all

CHANGELOG.asciidoc

@@ -38,6 +38,8 @@ Changed
 - `general -> editor` can now also handle `{}` inside another argument (e.g. to open `vim` via `termite`)
 - Improved performance when scrolling with many tabs open.
 - Shift-Insert now also pastes primary selection for prompts.
+- `:download-remove --all` got un-deprecated to provide symmetry with
+  `:download-cancel --all`. It does the same as `:download-clear`.
 
 Fixed
 ~~~~~

doc/help/commands.asciidoc

@@ -196,7 +196,7 @@ Syntax: +:download-remove [*--all*]+
 Remove the last/[count]th download from the list.
 
 ==== optional arguments
-* +*-a*+, +*--all*+: Deprecated argument for removing all finished downloads.
+* +*-a*+, +*--all*+: Remove all finished downloads.
 
 ==== count
 The index of the download to remove.

qutebrowser/browser/downloads.py

@@ -1102,12 +1102,10 @@ class DownloadManager(QAbstractListModel):
         """Remove the last/[count]th download from the list.
 
         Args:
-            all_: Deprecated argument for removing all finished downloads.
+            all_: Remove all finished downloads.
             count: The index of the download to remove.
         """
         if all_:
-            message.warning(self._win_id, ":download-remove --all is "
-                            "deprecated - use :download-clear instead!")
             self.download_clear()
         else:
             try: