Showing Task manager on the foreground window.

chrome/browser/ui/gtk/browser_window_gtk.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/gtk/browser_window_gtk.h"
 
 #include <gdk/gdkkeysyms.h>
 
 #include <dlfcn.h>
 #include <string>
@@ skipping 968 matching lines @@
 
 void BrowserWindowGtk::ShowCollectedCookiesDialog(TabContents* tab_contents) {
   // Deletes itself on close.
   new CollectedCookiesGtk(GetNativeHandle(), tab_contents);
 }
 
 void BrowserWindowGtk::ShowThemeInstallBubble() {
   ThemeInstallBubbleViewGtk::Show(window_);
 }
 
-void BrowserWindowGtk::ShowHTMLDialog(HtmlDialogUIDelegate* delegate,
-                                      gfx::NativeWindow parent_window) {
-  browser::ShowHtmlDialog(parent_window, browser_->profile(), delegate);
+gfx::NativeWindow BrowserWindowGtk::ShowHTMLDialog(
+    HtmlDialogUIDelegate* delegate, gfx::NativeWindow parent_window) {
+  return browser::ShowHtmlDialog(parent_window, browser_->profile(), delegate);
 }
 
 void BrowserWindowGtk::UserChangedTheme() {
   SetBackgroundColor();
   gdk_window_invalidate_rect(GTK_WIDGET(window_)->window,
       &GTK_WIDGET(window_)->allocation, TRUE);
   UpdateWindowShape(bounds_.width(), bounds_.height());
 }
 
 int BrowserWindowGtk::GetExtraRenderViewHeight() const {
@@ skipping 1370 matching lines @@
   // are taken from the WMs' source code.
   return (wm_name == "Blackbox" ||
           wm_name == "compiz" ||
           wm_name == "Compiz" ||
           wm_name == "e16" ||  // Enlightenment DR16
           wm_name == "Metacity" ||
           wm_name == "Mutter" ||
           wm_name == "Openbox" ||
           wm_name == "Xfwm4");
 }