Declare providing extension capabilities in the manifest.

chrome/browser/chromeos/extensions/file_manager/private_api_misc.cc

 // Copyright 2013 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/chromeos/extensions/file_manager/private_api_misc.h"
 
 #include "ash/frame/frame_util.h"
 #include "base/files/file_path.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/stringprintf.h"
@@ skipping 473 matching lines @@
   const std::vector<ProvidingExtensionInfo> info_list =
       service->GetProvidingExtensionInfoList();
 
   using api::file_manager_private::ProvidingExtension;
   std::vector<linked_ptr<ProvidingExtension>> providing_extensions;
   for (const auto& info : info_list) {
     const linked_ptr<ProvidingExtension> providing_extension(
         new ProvidingExtension);
     providing_extension->extension_id = info.extension_id;
     providing_extension->name = info.name;
-    providing_extension->can_configure = info.can_configure;
-    providing_extension->can_add = info.can_add;
+    providing_extension->configurable = info.capabilities.configurable();
+    providing_extension->multiple_mounts = info.capabilities.multiple_mounts();
+    switch (info.capabilities.source()) {

[not at google - send to devlin, 2015/04/24 17:49:30]

providing_extension->source and info.capabilities.source are now the same type
right, so you can directly assign them?

[mtomasz, 2015/05/07 03:33:59]

They are not the same. I convert the generated type to a custom enum. I usually
try to avoid using generated types for more than parsing.

+      case SOURCE_FILE:
+        providing_extension->source = api::file_system_provider::SOURCE_FILE;
+        break;
+      case SOURCE_DEVICE:
+        providing_extension->source = api::file_system_provider::SOURCE_DEVICE;
+        break;
+      case SOURCE_NETWORK:
+        providing_extension->source = api::file_system_provider::SOURCE_NETWORK;
+        break;
+    }
     providing_extensions.push_back(providing_extension);
   }
 
   return RespondNow(ArgumentList(
       api::file_manager_private::GetProvidingExtensions::Results::Create(
           providing_extensions).Pass()));
 }
 
 FileManagerPrivateAddProvidedFileSystemFunction::
     FileManagerPrivateAddProvidedFileSystemFunction()
@@ skipping 25 matching lines @@
 FileManagerPrivateConfigureProvidedFileSystemFunction::Run() {
   using extensions::api::file_manager_private::ConfigureProvidedFileSystem::
       Params;
   const scoped_ptr<Params> params(Params::Create(*args_));
   EXTENSION_FUNCTION_VALIDATE(params);
 
   using file_manager::VolumeManager;
   using file_manager::Volume;
   VolumeManager* const volume_manager =
       VolumeManager::Get(chrome_details_.GetProfile());
-  LOG(ERROR) << "LOOKING FOR: " << params->volume_id;
   base::WeakPtr<Volume> volume =
       volume_manager->FindVolumeById(params->volume_id);
   if (!volume.get())
     return RespondNow(Error("Volume not found."));
 
   using chromeos::file_system_provider::Service;
   Service* const service = Service::Get(chrome_details_.GetProfile());
   DCHECK(service);
 
   using chromeos::file_system_provider::ProvidedFileSystemInterface;
@@ skipping 12 matching lines @@
     base::File::Error result) {
   if (result != base::File::FILE_OK) {
     Respond(Error("Failed to complete configuration."));
     return;
   }
 
   Respond(NoArguments());
 }
 
 }  // namespace extensions