Files.app: Make delete button on the toolbar standard button instead of CommandButton.

ui/file_manager/file_manager/foreground/js/ui/file_manager_ui.js

Index: ui/file_manager/file_manager/foreground/js/ui/file_manager_ui.js
diff --git a/ui/file_manager/file_manager/foreground/js/ui/file_manager_ui.js b/ui/file_manager/file_manager/foreground/js/ui/file_manager_ui.js
index 83464b92e9603aaa69088d88d03adf01e78ab7e4..164175e746d55cde14a465fb39f44a6bb7a5d32f 100644
--- a/ui/file_manager/file_manager/foreground/js/ui/file_manager_ui.js
+++ b/ui/file_manager/file_manager/foreground/js/ui/file_manager_ui.js
@@ -128,28 +128,11 @@ function FileManagerUI(element, launchParam) {
   this.locationLine = null;
 
   /**
-   * The toolbar button to cancel selection.
+   * The toolbar which contains controls.
    * @type {!HTMLElement}
    * @const
    */
-  this.cancelSelectionButton =
-      queryRequiredElement(this.element, '#cancel-selection-button');
-
-  /**
-   * The wrapper for the toolbar button to cancel selection.
-   * @type {!HTMLElement}
-   * @const
-   */
-  this.cancelSelectionButtonWrapper =
-      queryRequiredElement(this.element, '#cancel-selection-button-wrapper');
-
-  /**
-   * The label showing how many files are selected.
-   * @type {!HTMLElement}
-   * @const
-   */
-  this.filesSelectedLabel =
-      queryRequiredElement(this.element, '#files-selected-label');
+  this.toolbar = queryRequiredElement(this.element, '.dialog-header');
 
   /**
    * The navigation list.