Add GetAboutResource to DriveServiceInterface.

chrome/browser/google_apis/drive_service_interface.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_GOOGLE_APIS_DRIVE_SERVICE_INTERFACE_H_
 #define CHROME_BROWSER_GOOGLE_APIS_DRIVE_SERVICE_INTERFACE_H_
 
 #include <string>
 
 // TODO(kochi): Further split gdata_operations.h and include only necessary
 // headers. http://crbug.com/141469
 // DownloadActionCallback/InitiateUploadParams/ResulmeUploadParams
 #include "chrome/browser/google_apis/base_operations.h"
 #include "chrome/browser/google_apis/gdata_wapi_operations.h"
 
 class Profile;
 
 namespace google_apis {
 
+class AboutResource;
+class AccountMetadataFeed;
 class AppList;
-class AccountMetadataFeed;
+class OperationRegistry;
 class ResourceList;
-class OperationRegistry;
 
 // Observer interface for DriveServiceInterface.
 class DriveServiceObserver {
  public:
   // Triggered when the service gets ready to perform operations.
   virtual void OnReadyToPerformOperations() {}
 
   // Called when an operation started, made some progress, or finished.
   virtual void OnProgressUpdate(const OperationProgressStatusList& list) {}
 
@@ skipping 12 matching lines @@
 // Callback used for GetResourceEntry().
 typedef base::Callback<void(GDataErrorCode error,
                             scoped_ptr<ResourceEntry> entry)>
     GetResourceEntryCallback;
 
 // Callback used for GetAccountMetadata().
 typedef base::Callback<void(GDataErrorCode error,
                             scoped_ptr<AccountMetadataFeed> account_metadata)>
     GetAccountMetadataCallback;
 
+// Callback used for GetAboutResource().
+typedef base::Callback<void(GDataErrorCode error,
+                            scoped_ptr<AboutResource> about_resource)>
+    GetAboutResourceCallback;
+
 // Callback used for GetApplicationInfo().
-typedef base::Callback<void(GDataErrorCode erro,
+typedef base::Callback<void(GDataErrorCode error,
                             scoped_ptr<AppList> app_list)>
     GetAppListCallback;
 
 // Callback used for AuthorizeApp(). |open_url| is used to open the target
 // file with the authorized app.
 typedef base::Callback<void(GDataErrorCode error,
                             const GURL& open_url)>
     AuthorizeAppCallback;
 
 // This defines an interface for sharing by DriveService and MockDriveService
@@ skipping 79 matching lines @@
   virtual void GetResourceEntry(const std::string& resource_id,
                                 const GetResourceEntryCallback& callback) = 0;
 
   // Gets the account metadata from the server using the default account
   // metadata URL. Upon completion, invokes |callback| with results on the
   // calling thread.
   // |callback| must not be null.
   virtual void GetAccountMetadata(
       const GetAccountMetadataCallback& callback) = 0;
 
+  // Gets the about resource information from the server.
+  // Upon completion, invokes |callback| with results on the calling thread.
+  // |callback| must not be null.
+  virtual void GetAboutResource(const GetAboutResourceCallback& callback) = 0;
+
   // Gets the application information from the server.
   // Upon completion, invokes |callback| with results on the calling thread.
   // |callback| must not be null.
   virtual void GetAppList(const GetAppListCallback& callback) = 0;
 
   // Deletes a resource identified by its |resource_id|.
   // If |etag| is not empty and did not match, the deletion fails with
   // HTTP_PRECONDITION error.
   // Upon completion, invokes |callback| with results on the calling thread.
   // |callback| must not be null.
@@ skipping 109 matching lines @@
   // Upon completion, invokes |callback| with the link to open the file with
   // the provided app. |callback| must not be null.
   virtual void AuthorizeApp(const GURL& edit_url,
                             const std::string& app_id,
                             const AuthorizeAppCallback& callback) = 0;
 };
 
 }  // namespace google_apis
 
 #endif  // CHROME_BROWSER_GOOGLE_APIS_DRIVE_SERVICE_INTERFACE_H_