Make the default value of open-in-tab false when the options_ui key is given.

extensions/common/manifest_handlers/options_page_info.cc

Index: extensions/common/manifest_handlers/options_page_info.cc
diff --git a/extensions/common/manifest_handlers/options_page_info.cc b/extensions/common/manifest_handlers/options_page_info.cc
index efcff839765cb21ed83b935209fdf06b7e07f84f..a8bb4d678d68e67d59c17f03f6b354ec0043b659 100644
--- a/extensions/common/manifest_handlers/options_page_info.cc
+++ b/extensions/common/manifest_handlers/options_page_info.cc
@@ -144,6 +144,7 @@ scoped_ptr<OptionsPageInfo> OptionsPageInfo::Create(
       }
       if (options_ui->chrome_style.get())
         chrome_style = *options_ui->chrome_style;
+      open_in_tab = false;
       if (options_ui->open_in_tab.get())
         open_in_tab = *options_ui->open_in_tab;
     }