File Editor: Prevent the scrolling of current-file into view to also change initially-focused element in Chrome.

Props afercia.
Fixes #24048.

Built from https://develop.svn.wordpress.org/trunk@41864


git-svn-id: http://core.svn.wordpress.org/trunk@41698 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/js/theme-plugin-editor.js

@@ -376,8 +376,12 @@ wp.themePluginEditor = (function( $ ) {
 		} );
 
 		// Scroll the current file into view.
-		$templateside.find( '.current-file' ).each( function() {
-			this.scrollIntoView( false );
+		$templateside.find( '.current-file:first' ).each( function() {
+			if ( this.scrollIntoViewIfNeeded ) {
+				this.scrollIntoViewIfNeeded();
+			} else {
+				this.scrollIntoView( false );
+			}
 		} );
 	};