MC-2294: Image still displayed after deleting it from Media Gallery Storage

- Added test and cleaned up

Author: nathanjosiah

app/code/Magento/Ui/view/base/web/js/form/element/abstract.js

@@ -407,7 +407,7 @@ define([
             this.bubble('error', message);
 
             //TODO: Implement proper result propagation for form
-            if (this.source && !isValid) {
+            if (!isValid) {
                 this.source.set('params.invalid', true);
             }
 

dev/tests/integration/testsuite/Magento/PageBuilder

@@ -0,0 +1 @@
+/Users/nathsmit/Sites/pagebuilder/magento2-page-builder/dev/tests/integration/testsuite/Magento/PageBuilder/

dev/tests/js/jasmine/tests/app/code/Magento/Ui/base/js/form/element/image-uploader.test.js

@@ -35,6 +35,7 @@ define([
                 spyOn(component, 'addFile');
 
                 $el.data({
+                    id: 'ABC123--',
                     'size': 1024,
                     'mime-type': 'image/png'
                 });
@@ -46,6 +47,7 @@ define([
                 });
 
                 expect(component.addFile).toHaveBeenCalledWith({
+                    id: 'ABC123--',
                     type: 'image/png',
                     name: 'something.png',
                     url: '/pub/media/something.png',