MC-2422: Additional renames

- Updated focusChild events to childFocus

Author: Michael Yu

app/code/Magento/PageBuilder/docs/events.md

@@ -73,8 +73,8 @@ This document contains reference information for events dispatched in Page Build
 * [stage:{{id}}:readyAfter](#stageidreadyafter)
 * [stage:{{id}}:masterFormatRenderAfter](#stageidmasterformatrenderafter)
 * [stage:updateAfter](#stageupdateafter)
-* [stage:focusChildStart](#stagefocuschildstart)
-* [stage:focusChildStop](#stagefocuschildstop)
+* [stage:childFocusStart](#stagechildfocusstart)
+* [stage:childFocusStop](#stagechildfocusstop)
 * [state](#state)
 * [{{config.name}}:{{id}}:updateAfter](#confignameidupdateafter)
 * [googleMaps:authFailure](#googlemapsauthFailure)
@@ -493,11 +493,11 @@ Error
 
 [Back to top]
 
-### `stage:focusChildStart`
+### `stage:childFocusStart`
 
 [Back to top]
 
-### `stage:focusChildStop`
+### `stage:childFocusStop`
 
 [Back to top]
 

app/code/Magento/PageBuilder/view/adminhtml/web/js/content-type/column-group/preview.js

@@ -444,7 +444,7 @@ export default class Preview extends PreviewCollection {
         if (!this.gridSizeError()) {
             this.gridFormOpen(false);
             events.trigger("stage:interactionStop");
-            events.trigger("stage:focusChildStop");
+            events.trigger("stage:childFocusStop");
             $(document).off("click focusin", this.onDocumentClick);
         }
     }
@@ -464,7 +464,7 @@ export default class Preview extends PreviewCollection {
             }, 200);
             $(document).on("click focusin", this.onDocumentClick);
             events.trigger("stage:interactionStart");
-            events.trigger("stage:focusChildStart");
+            events.trigger("stage:childFocusStart");
         }
     }
 

app/code/Magento/PageBuilder/view/adminhtml/web/js/stage.js

@@ -171,8 +171,8 @@ export default class Stage {
         events.on("stage:interactionStart", () => this.interacting(true));
         events.on("stage:interactionStop", () => this.interacting(false));
 
-        events.on("stage:focusChildStart", () => this.focusChild(true));
-        events.on("stage:focusChildStop", () => this.focusChild(false));
+        events.on("stage:childFocusStart", () => this.focusChild(true));
+        events.on("stage:childFocusStop", () => this.focusChild(false));
     }
 
     /**