fixed costume names and thumbnails for computed costumes

HISTORY.md

@@ -78,6 +78,9 @@
     * German
     * French
 
+### 2019-05-09
+* Threads: fixed costume names and thumbnails for computed costumes
+
 ### 2019-05-09
 * Blocks, Objects, Threads: tweaked new video-snap (still capture) feature 
 * Objects: fixed video still "snap on sprite" for Firefox

snap.html

@@ -7,7 +7,7 @@
         <script type="text/javascript" src="src/morphic.js?version=2019-02-07"></script>
         <script type="text/javascript" src="src/widgets.js?version=2019-04-05"></script>
         <script type="text/javascript" src="src/blocks.js?version=2019-05-08"></script>
-        <script type="text/javascript" src="src/threads.js?version=2019-05-09"></script>
+        <script type="text/javascript" src="src/threads.js?version=2019-05-13"></script>
         <script type="text/javascript" src="src/objects.js?version=2019-05-09_2"></script>
         <script type="text/javascript" src="src/gui.js?version=2019-05-09"></script>
         <script type="text/javascript" src="src/paint.js?version=2019-02-22"></script>

src/threads.js

@@ -61,7 +61,7 @@ StageMorph, SpriteMorph, StagePrompterMorph, Note, modules, isString, copy,
 isNil, WatcherMorph, List, ListWatcherMorph, alert, console, TableMorph, Color,
 TableFrameMorph, ColorSlotMorph, isSnapObject, Map, newCanvas, Symbol*/
 
-modules.threads = '2019-May-09';
+modules.threads = '2019-May-13';
 
 var ThreadManager;
 var Process;
@@ -4746,7 +4746,10 @@ Process.prototype.reportNewCostume = function (pixels, width, height) {
         }
     }
     ctx.putImageData(dta, 0, 0);
-    return new Costume(canvas);
+    return new Costume(
+        canvas,
+        this.blockReceiver().newCostumeName(localize('snap')) // +++
+    );
 };
 
 // Process constant input options