Index: C:/xampp/htdocs/45/ChangeLog
===================================================================
--- C:/xampp/htdocs/45/ChangeLog	(revision 10509)
+++ C:/xampp/htdocs/45/ChangeLog	(revision 10510)
@@ -1,3 +1,7 @@
+2011-02-21  Steffen Kamper  <steffen@typo3.org>
+
+	* Follow-up to #17592: ExtDirect API calls are splitted in single requests and slows down page loading
+
 2011-02-20  Stanislas Rolland  <typo3@sjbr.ca>
 
 	* Follow-up to issue #17677: htmlArea RTE: Classes configuration is loaded twice
Index: C:/xampp/htdocs/45/typo3/template.php
===================================================================
--- C:/xampp/htdocs/45/typo3/template.php	(revision 10509)
+++ C:/xampp/htdocs/45/typo3/template.php	(revision 10510)
@@ -821,11 +821,6 @@
 		$this->docStyle();
 
 	   if ($this->extDirectStateProvider) {
-			$this->pageRenderer->addJsFile(
-				$this->backPath . 'ajax.php?ajaxID=ExtDirect::getAPI&namespace=TYPO3.ExtDirectStateProvider&' . TYPO3_version,
-				NULL,
-				FALSE
-			);
 			$this->pageRenderer->addJsFile($this->backPath . '../t3lib/js/extjs/ExtDirect.StateProvider.js');
 		}
 
Index: C:/xampp/htdocs/45/typo3/backend.php
===================================================================
--- C:/xampp/htdocs/45/typo3/backend.php	(revision 10509)
+++ C:/xampp/htdocs/45/typo3/backend.php	(revision 10510)
@@ -235,17 +235,6 @@
 		}
 
 
-			// TYPO3.Ajax.ExtDirec is used for BE toolbar items and may be later for general services
-		if (isset($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['ExtDirect']) && is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['ExtDirect'])) {
-			foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['ExtDirect'] as $key => $value) {
-				if (strpos($key, 'TYPO3.Ajax.ExtDirect') !== FALSE) {
-					$this->pageRenderer->addJsFile('ajax.php?ajaxID=ExtDirect::getAPI&namespace=TYPO3.Ajax.ExtDirect&' . TYPO3_version, NULL, FALSE);
-					break;
-				}
-			}
-		}
-		$this->pageRenderer->addJsFile('ajax.php?ajaxID=ExtDirect::getAPI&namespace=TYPO3.BackendUserSettings&' . TYPO3_version, NULL, FALSE);
-
 		$this->generateJavascript();
 		$this->pageRenderer->addJsInlineCode('BackendInlineJavascript', $this->js);