Add an experimental permissions API for extensions.

chrome/browser/ui/views/extensions/extension_install_dialog_view.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 "base/basictypes.h"
 #include "base/compiler_specific.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 257 matching lines @@
   permission_box_->SetBounds(permission_box_->x(), permission_box_->y(),
                              right_column_width_, permission_box_height);
 }
 
 std::wstring ExtensionInstallDialogView::GetDialogButtonLabel(
     MessageBoxFlags::DialogButton button) const {
   switch (button) {
     case MessageBoxFlags::DIALOGBUTTON_OK:
       return UTF16ToWide(
           l10n_util::GetStringUTF16(ExtensionInstallUI::kButtonIds[type_]));
-    case MessageBoxFlags::DIALOGBUTTON_CANCEL:
-      return UTF16ToWide(l10n_util::GetStringUTF16(IDS_CANCEL));
+    case MessageBoxFlags::DIALOGBUTTON_CANCEL: {
+        int id = ExtensionInstallUI::kAbortButtonIds[type_];
+        return UTF16ToWide(l10n_util::GetStringUTF16(id > 0 ? id : IDS_CANCEL));
+      }
     default:
       NOTREACHED();
       return std::wstring();
   }
 }
 
 int ExtensionInstallDialogView::GetDefaultDialogButton() const {
   return MessageBoxFlags::DIALOGBUTTON_CANCEL;
 }
 
@@ skipping 45 matching lines @@
   }
 
   ExtensionInstallDialogView* dialog = new ExtensionInstallDialogView(
       delegate, extension, icon, permissions, type);
 
   views::Widget* window =  browser::CreateViewsWindow(
       browser_window->GetNativeHandle(), gfx::Rect(), dialog);
 
   window->Show();
 }