[gnome-shell] js: Drop tweener.js

[Florian Müllner <fmuellner src gnome org>]

commit b3b91f1699e92c3dbaaa5965851394a7306f1398
Author: Jonas Ådahl <jadahl gmail com>
Date:   Wed Apr 15 11:24:10 2020 +0200

    js: Drop tweener.js
    
    We're using clutter's animation framework now, so lets drop the old
    tweener support layer.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1200

 js/js-resources.gresource.xml |   1 -
 js/ui/appDisplay.js           |   2 +-
 js/ui/environment.js          |   2 -
 js/ui/screenShield.js         |   2 +-
 js/ui/tweener.js              | 228 ------------------------------------------
 src/shell-global.c            |   6 +-
 6 files changed, 4 insertions(+), 237 deletions(-)
---
diff --git a/js/js-resources.gresource.xml b/js/js-resources.gresource.xml
index 2cf86a08af..6281eff7b2 100644
--- a/js/js-resources.gresource.xml
+++ b/js/js-resources.gresource.xml
@@ -102,7 +102,6 @@
     <file>ui/swipeTracker.js</file>
     <file>ui/switcherPopup.js</file>
     <file>ui/switchMonitor.js</file>
-    <file>ui/tweener.js</file>
     <file>ui/unlockDialog.js</file>
     <file>ui/userWidget.js</file>
     <file>ui/viewSelector.js</file>
diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index 08febc4915..c8ac328414 100644
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -638,7 +638,7 @@ var AllView = GObject.registerClass({
 
         this._grid.currentPage = pageNumber;
 
-        // Tween the change between pages.
+        // Animate the change between pages.
         this._adjustment.ease(this._grid.getPageY(this._grid.currentPage), {
             mode: Clutter.AnimationMode.EASE_OUT_CUBIC,
             duration: animate ? PAGE_SWITCH_TIME : 0,
diff --git a/js/ui/environment.js b/js/ui/environment.js
index 8f23b107e6..7a96d94800 100644
--- a/js/ui/environment.js
+++ b/js/ui/environment.js
@@ -356,9 +356,7 @@ function init() {
 
     // OK, now things are initialized enough that we can import shell JS
     const Format = imports.format;
-    const Tweener = imports.ui.tweener;
 
-    Tweener.init();
     String.prototype.format = Format.format;
 }
 
diff --git a/js/ui/screenShield.js b/js/ui/screenShield.js
index 86221a3093..98279e070f 100644
--- a/js/ui/screenShield.js
+++ b/js/ui/screenShield.js
@@ -345,7 +345,7 @@ var ScreenShield = class {
         this._lockDialogGroup.remove_all_transitions();
 
         if (animate) {
-            // Tween the lock screen out of screen
+            // Animate the lock screen out of screen
             // if velocity is not specified (i.e. we come here from pressing ESC),
             // use the same speed regardless of original position
             // if velocity is specified, it's in pixels per milliseconds
diff --git a/src/shell-global.c b/src/shell-global.c
index ec9a052176..e70677775b 100644
--- a/src/shell-global.c
+++ b/src/shell-global.c
@@ -1599,10 +1599,8 @@ shell_global_end_work (ShellGlobal *global)
  * Idle means here no animations, no redrawing, and no ongoing background
  * work. Since there is currently no way to hook into the Clutter master
  * clock and know when is running, the implementation here is somewhat
- * approximation. Animations done through the shell's Tweener module will
- * be handled properly, but other animations may be detected as terminating
- * early if they can be drawn fast enough so that the event loop goes idle
- * between frames.
+ * approximation. Animations may be detected as terminating early if they
+ * can be drawn fast enough so that the event loop goes idle between frames.
  *
  * The intent of this function is for performance measurement runs
  * where a number of actions should be run serially and each action is