move xpath resources to resources root

plugins/xpath/xpath-lang/gen/icons/XpathIcons.java

@@ -19,6 +19,7 @@ public class XpathIcons {
   public static final Icon Function = load("/icons/function.png"); // 18x18
   public static final Icon Namespace = load("/icons/namespace.png"); // 21x21
   public static final Icon Template = load("/icons/template.png"); // 18x18
+  public static final Icon Xml = load("/icons/xml.png"); // 16x16
   public static final Icon Xpath = load("/icons/xpath.png"); // 12x16
   public static final Icon Xslt_filetype_overlay = load("/icons/xslt-filetype-overlay.png"); // 11x16
   public static final Icon Xslt = load("/icons/xslt.png"); // 16x16

plugins/xpath/xpath-view/src/org/intellij/plugins/xpathView/XPathEvalAction.java

@@ -124,10 +124,8 @@ public class XPathEvalAction extends XPathAction {
   @Override
     protected void updateToolbar(AnActionEvent event) {
         super.updateToolbar(event);
-        if (XpathIcons.Xml != null) {
-            event.getPresentation().setIcon(XpathIcons.Xml);
-        }
-    }
+    event.getPresentation().setIcon(XpathIcons.Xml);
+  }
 
     @Override
     protected boolean isEnabledAt(XmlFile xmlFile, int offset) {