Adding MimeHandlerView.

extensions/browser/guest_view/guest_view_base.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 "extensions/browser/guest_view/guest_view_base.h"
 
 #include "base/lazy_instance.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
@@ skipping 114 matching lines @@
   CHECK(embedder_web_contents);
   int embedder_process_id =
       embedder_web_contents->GetRenderProcessHost()->GetID();
 
   Feature::Availability availability = feature->IsAvailableToContext(
       embedder_extension,
       process_map->GetMostLikelyContextType(embedder_extension,
                                             embedder_process_id),
       embedder_web_contents->GetLastCommittedURL());
   if (!availability.is_available()) {
-    callback.Run(NULL);
-    return;
+    // TODO(lazyboy): Fix api feature stuff.
+    //callback.Run(NULL);

[Fady Samuel, 2014/09/02 15:08:25]

This commenting out should be unnecessary if you create a new API namespace in
_api_features.json

[lazyboy, 2014/09/02 20:17:22]

Done.

+    //return;
   }
 
   CreateWebContents(embedder_extension_id,
                     embedder_process_id,
                     create_params,
                     base::Bind(&GuestViewBase::CompleteInit,
                                AsWeakPtr(),
                                embedder_extension_id,
                                embedder_process_id,
                                callback));
@@ skipping 296 matching lines @@
 }
 
 // static
 void GuestViewBase::RegisterGuestViewTypes() {
   AppViewGuest::Register();
   WebViewGuest::Register();
   ExtensionsAPIClient::Get()->RegisterGuestViewTypes();
 }
 
 }  // namespace extensions