chromeos: Add DriveFileSystem::Pin/Unpin

chrome/browser/chromeos/drive/drive_file_system.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_CHROMEOS_DRIVE_DRIVE_FILE_SYSTEM_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_FILE_SYSTEM_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 88 matching lines @@
   virtual void Remove(const base::FilePath& file_path,
                       bool is_recursive,
                       const FileOperationCallback& callback) OVERRIDE;
   virtual void CreateDirectory(const base::FilePath& directory_path,
                                bool is_exclusive,
                                bool is_recursive,
                                const FileOperationCallback& callback) OVERRIDE;
   virtual void CreateFile(const base::FilePath& file_path,
                           bool is_exclusive,
                           const FileOperationCallback& callback) OVERRIDE;
+  virtual void Pin(const base::FilePath& file_path,
+                   const FileOperationCallback& callback) OVERRIDE;
+  virtual void Unpin(const base::FilePath& file_path,
+                     const FileOperationCallback& callback) OVERRIDE;
   virtual void GetFileByPath(const base::FilePath& file_path,
                              const GetFileCallback& callback) OVERRIDE;
   virtual void GetFileByResourceId(
       const std::string& resource_id,
       const DriveClientContext& context,
       const GetFileCallback& get_file_callback,
       const google_apis::GetContentCallback& get_content_callback) OVERRIDE;
   virtual void GetFileContentByPath(
       const base::FilePath& file_path,
       const GetFileContentInitializedCallback& initialized_callback,
@@ skipping 84 matching lines @@
   // to OnGetEntryInfoForCreateFile. By using the information, CreateFile deals
   // with the cases when an entry already existed at the path. If there was no
   // entry, a new empty file is uploaded, and when it finishes
   // DidUploadForCreateBrandNewFile does the final clean up.
   // |callback| must not be null.
   void OnGetEntryInfoForCreateFile(const base::FilePath& file_path,
                                    bool is_exclusive,
                                    const FileOperationCallback& callback,
                                    DriveFileError result,
                                    scoped_ptr<DriveEntryProto> entry_proto);
-  void DoUploadForCreateBrandNewFile(const base::FilePath& remote_path,
-                                     base::FilePath* local_path,
-                                     const FileOperationCallback& callback);
-  void DidUploadForCreateBrandNewFile(const base::FilePath& local_path,
-                                      const FileOperationCallback& callback,
-                                      DriveFileError result);
+
+  // Used to implement Pin().
+  void PinAfterGetEntryInfoByPath(const FileOperationCallback& callback,
+                                  DriveFileError error,
+                                  scoped_ptr<DriveEntryProto> entry);
+
+  // Used to implement Unpin().
+  void UnpinAfterGetEntryInfoByPath(const FileOperationCallback& callback,
+                                    DriveFileError error,
+                                    scoped_ptr<DriveEntryProto> entry);
 
   // Invoked upon completion of GetEntryInfoByPath initiated by
   // GetFileByPath. It then continues to invoke GetResolvedFileByPath.
   // |callback| must not be null.
   void OnGetEntryInfoCompleteForGetFileByPath(
       const base::FilePath& file_path,
       const GetFileCallback& callback,
       DriveFileError error,
       scoped_ptr<DriveEntryProto> file_info);
 
@@ skipping 259 matching lines @@
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate the weak pointers before any other members are destroyed.
   base::WeakPtrFactory<DriveFileSystem> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DriveFileSystem);
 };
 
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_DRIVE_FILE_SYSTEM_H_