Handle closing web contents in ExtensionOptionsGuest

chrome/browser/guest_view/extension_options/extension_options_guest.cc

 // Copyright 2014 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/guest_view/extension_options/extension_options_guest.h"
 
 #include "base/values.h"
 #include "chrome/browser/extensions/chrome_extension_web_contents_observer.h"
 #include "chrome/browser/guest_view/extension_options/extension_options_constants.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 159 matching lines @@
   int min_width = 0;
   extra_params()->GetInteger(extensionoptions::kAttributeMinHeight,
                              &min_height);
   extra_params()->GetInteger(extensionoptions::kAttributeMinWidth, &min_width);
 
   // Call SetAutoSize to apply all the appropriate validation and clipping of
   // values.
   SetAutoSize(
       true, gfx::Size(min_width, min_height), gfx::Size(max_width, max_height));
 }
+
+void ExtensionOptionsGuest::CloseContents(content::WebContents* source) {
+  scoped_ptr<base::DictionaryValue> args(new base::DictionaryValue());
+  DispatchEventToEmbedder(new extensions::GuestViewBase::Event(
+      extension_options_internal::OnClose::kEventName, args.Pass()));

[not at google - send to devlin, 2014/08/20 02:16:37]

Inline |args|? You can do

make_scoped_ptr(new base::DictionaryValue()).

[ericzeng, 2014/08/20 17:26:00]

Done.

+}