Eliminate all UI thread decoding of extension images....

chrome/browser/extensions/extension_action_context_menu_model.cc

Index: chrome/browser/extensions/extension_action_context_menu_model.cc
===================================================================
--- chrome/browser/extensions/extension_action_context_menu_model.cc	(revision 42238)
+++ chrome/browser/extensions/extension_action_context_menu_model.cc	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -110,12 +110,8 @@
       break;
     }
     case UNINSTALL: {
-      scoped_ptr<SkBitmap> uninstall_icon;
-      Extension::DecodeIcon(extension_, Extension::EXTENSION_ICON_LARGE,
-                            &uninstall_icon);
-
-      ExtensionInstallUI client(profile);
-      client.ConfirmUninstall(this, extension_, uninstall_icon.get());
+      install_ui_.reset(new ExtensionInstallUI(profile));
+      install_ui_->ConfirmUninstall(this, extension_);
       break;
     }
     case MANAGE: {