[PE] Strict co-editing: lock themes control when other users changed theme.

apps/presentationeditor/main/app/controller/Toolbar.js

@@ -697,11 +697,11 @@ define([
         },
 
         onApiLockDocumentTheme: function() {
-            this.toolbar.lockToolbar(PE.enumLock.themeLock, true, {array: [this.toolbar.btnColorSchemas]});
+            this.toolbar.lockToolbar(PE.enumLock.themeLock, true, {array: [this.toolbar.btnColorSchemas, this.toolbar.listTheme]});
         },
 
         onApiUnLockDocumentTheme: function() {
-            this.toolbar.lockToolbar(PE.enumLock.themeLock, false, {array: [this.toolbar.btnColorSchemas]});
+            this.toolbar.lockToolbar(PE.enumLock.themeLock, false, {array: [this.toolbar.btnColorSchemas, this.toolbar.listTheme]});
         },
 
         onApiCoAuthoringDisconnect: function(disableDownload) {

apps/presentationeditor/main/app/view/Toolbar.js

@@ -855,7 +855,7 @@ define([
                 enableKeyEvents: true,
                 itemHeight  : 38,
                 hint: this.tipSlideTheme,
-                lock: [_set.lostConnect, _set.noSlides],
+                lock: [_set.themeLock, _set.lostConnect, _set.noSlides],
                 beforeOpenHandler: function(e) {
                     var cmp = this,
                         menu = cmp.openButton.menu,