Linux: use web application meta tags for application shortcuts where possible.

chrome/browser/gtk/create_application_shortcuts_dialog_gtk.cc

 // Copyright (c) 2010 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/gtk/create_application_shortcuts_dialog_gtk.h"
 
 #include <string>
 
 #include "app/l10n_util.h"
 #include "base/env_var.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/browser/gtk/gtk_util.h"
 #include "chrome/browser/shell_integration.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "chrome/browser/tab_contents/tab_contents_delegate.h"
+#include "chrome/browser/web_applications/web_app.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "grit/locale_settings.h"
 
 // static
 void CreateApplicationShortcutsDialogGtk::Show(GtkWindow* parent,
                                                TabContents* tab_contents) {
   new CreateApplicationShortcutsDialogGtk(parent, tab_contents);
 }
 
 CreateApplicationShortcutsDialogGtk::CreateApplicationShortcutsDialogGtk(
     GtkWindow* parent,
     TabContents* tab_contents)
     : tab_contents_(tab_contents),
-      url_(tab_contents->GetURL()),
-      title_(tab_contents->GetTitle()),
-      favicon_(tab_contents->FavIconIsValid() ? tab_contents->GetFavIcon() :
-                                                SkBitmap()),
       error_dialog_(NULL) {
   DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
 
   // Will be balanced by Release later.
   AddRef();
 
   // Build the dialog.
   create_dialog_ = gtk_dialog_new_with_buttons(
       l10n_util::GetStringUTF8(IDS_CREATE_SHORTCUTS_TITLE).c_str(),
       parent,
@@ skipping 47 matching lines @@
   if (error_dialog_)
     gtk_widget_destroy(error_dialog_);
 }
 
 void CreateApplicationShortcutsDialogGtk::OnCreateDialogResponse(
     GtkWidget* widget, int response) {
   DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
 
   if (response == GTK_RESPONSE_ACCEPT) {
     ShellIntegration::ShortcutInfo shortcut_info;
-    shortcut_info.url = url_;
-    shortcut_info.title = title_;
-    shortcut_info.favicon = favicon_;
+    web_app::GetShortcutInfoForTab(tab_contents_, &shortcut_info);
     shortcut_info.create_on_desktop =
         gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(desktop_checkbox_));
     shortcut_info.create_in_applications_menu =
         gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(menu_checkbox_));
     ChromeThread::PostTask(ChromeThread::FILE, FROM_HERE,
          NewRunnableMethod(this,
              &CreateApplicationShortcutsDialogGtk::CreateDesktopShortcut,
              shortcut_info));
 
     if (tab_contents_->delegate())
@@ skipping 58 matching lines @@
           IDS_CREATE_SHORTCUTS_ERROR_LABEL,
           l10n_util::GetStringUTF16(IDS_PRODUCT_NAME)).c_str());
   gtk_label_set_line_wrap(GTK_LABEL(description), TRUE);
   gtk_misc_set_alignment(GTK_MISC(description), 0, 0);
   gtk_box_pack_start(GTK_BOX(vbox), description, FALSE, FALSE, 0);
 
   g_signal_connect(error_dialog_, "response",
                    G_CALLBACK(OnErrorDialogResponseThunk), this);
   gtk_widget_show_all(error_dialog_);
 }