Implement the inline extensions/apps install UI for Cocoa.

chrome/browser/ui/gtk/extensions/extension_install_dialog_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 <gtk/gtk.h>
 
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_install_dialog.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 14 matching lines @@
 
 const int kLeftColumnMinWidth = 250;
 const int kImageSize = 69;
 
 // Additional padding (beyond on ui::kControlSpacing) all sides of each
 // permission in the permissions list.
 const int kPermissionsPadding = 2;
 
 const double kRatingTextSize = 12.1;  // 12.1px = 9pt @ 96dpi
 
-// Loads an image and adds it as an icon control to the given container.
-GtkWidget* AddResourceIcon(int resource_id, GtkWidget* container) {
-  const SkBitmap* icon = ResourceBundle::GetSharedInstance().GetBitmapNamed(
-    resource_id);
+// Adds a Skia image as an icon control to the given container.
+void AddResourceIcon(const SkBitmap* icon, void* data) {
+  GtkWidget* container = static_cast<GtkWidget*>(data);
   GdkPixbuf* icon_pixbuf = gfx::GdkPixbufFromSkBitmap(icon);
   GtkWidget* icon_widget = gtk_image_new_from_pixbuf(icon_pixbuf);
   g_object_unref(icon_pixbuf);
   gtk_box_pack_start(GTK_BOX(container), icon_widget, FALSE, FALSE, 0);
-  return icon_widget;
 }
 
 // Displays the dialog when constructed, deletes itself when dialog is
 // dismissed. Success/failure is passed back through the ExtensionInstallUI::
 // Delegate instance.
 class ExtensionInstallDialog {
  public:
   ExtensionInstallDialog(GtkWindow* parent,
                          ExtensionInstallUI::Delegate *delegate,
                          const Extension* extension,
@@ skipping 68 matching lines @@
       UTF16ToUTF8(prompt.GetHeading(extension_->name())).c_str());
   gtk_label_set_line_wrap(GTK_LABEL(heading_label), true);
   gtk_misc_set_alignment(GTK_MISC(heading_label), 0.0, 0.5);
   gtk_box_pack_start(GTK_BOX(heading_vbox), heading_label, center_heading,
                      center_heading, 0);
 
   if (is_inline_install) {
     // Average rating (as stars) and number of ratings
     GtkWidget* stars_hbox = gtk_hbox_new(FALSE, 0);
     gtk_box_pack_start(GTK_BOX(heading_vbox), stars_hbox, FALSE, FALSE, 0);
-    prompt.AppendRatingStars(
-        reinterpret_cast<ExtensionInstallUI::Prompt::StarAppender>(
-            AddResourceIcon),
-        stars_hbox);
+    prompt.AppendRatingStars(AddResourceIcon, stars_hbox);
     GtkWidget* rating_label = gtk_label_new(UTF16ToUTF8(
         prompt.GetRatingCount()).c_str());
     gtk_util::ForceFontSizePixels(rating_label, kRatingTextSize);
     gtk_box_pack_start(GTK_BOX(stars_hbox), rating_label,
                        FALSE, FALSE, 3);
 
     // User count
     GtkWidget* users_label = gtk_label_new(UTF16ToUTF8(
         prompt.GetUserCount()).c_str());
     gtk_util::SetLabelWidth(users_label, kLeftColumnMinWidth);
@@ skipping 109 matching lines @@
     delegate->InstallUIAbort(false);
     return;
   }
 
   new ExtensionInstallDialog(browser_window->window(),
                              delegate,
                              extension,
                              icon,
                              prompt);
 }