Index: src/konqmainwindow.cpp
===================================================================
--- src/konqmainwindow.cpp
+++ src/konqmainwindow.cpp
@@ -4985,16 +4985,7 @@
 
 void KonqMainWindow::updateWindowIcon()
 {
-    const QString url = m_combo->currentText();
-    const QPixmap pix = KonqPixmapProvider::self()->pixmapFor(url, KIconLoader::SizeSmall);
-    KParts::MainWindow::setWindowIcon(pix);
-
-    QPixmap big = pix;
-    if (!url.isEmpty()) {
-        big = KonqPixmapProvider::self()->pixmapFor(url, KIconLoader::SizeMedium);
-    }
-
-    KWindowSystem::setIcons(winId(), big, pix);
+    KParts::MainWindow::setWindowIcon(KonqPixmapProvider::self()->iconForUrl(m_combo->currentText()));
 }
 
 void KonqMainWindow::slotIntro()
Index: src/konqpixmapprovider.h
===================================================================
--- src/konqpixmapprovider.h
+++ src/konqpixmapprovider.h
@@ -70,6 +70,8 @@
      * Looks up an iconname for @p url. Uses a cache for the iconname of url.
      */
     QString iconNameFor(const QUrl &url);
+    QIcon iconForUrl(const QUrl &url);
+    QIcon iconForUrl(const QString &url_str);
 
 Q_SIGNALS:
     void changed();
Index: src/konqpixmapprovider.cpp
===================================================================
--- src/konqpixmapprovider.cpp
+++ src/konqpixmapprovider.cpp
@@ -184,3 +184,13 @@
     return QIcon::fromTheme(icon).pixmap(size);
 }
 
+QIcon KonqPixmapProvider::iconForUrl(const QUrl &url)
+{
+    return QIcon::fromTheme(iconNameFor(url));
+}
+
+QIcon KonqPixmapProvider::iconForUrl(const QString &url_str)
+{
+    return iconForUrl(QUrl::fromUserInput(url_str));
+}
+