drive: Support authorizing third-party Drive apps for opening files.

google_apis/drive/drive_api_url_generator.h

 // Copyright (c) 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.
 
 #ifndef GOOGLE_APIS_DRIVE_DRIVE_API_URL_GENERATOR_H_
 #define GOOGLE_APIS_DRIVE_DRIVE_API_URL_GENERATOR_H_
 
 #include <string>
 
 #include "url/gurl.h"
@@ skipping 20 matching lines @@
 
   // Returns a URL to invoke "Apps: list" method.
   GURL GetAppsListUrl() const;
 
   // Returns a URL to uninstall an app with the give |app_id|.
   GURL GetAppsDeleteUrl(const std::string& app_id) const;
 
   // Returns a URL to fetch a file metadata.
   GURL GetFilesGetUrl(const std::string& file_id) const;
 
+  // Returns a URL to authorize an app to access a file.
+  GURL GetFilesAuthorizeUrl(const std::string& file_id,
+                            const std::string& app_id) const;
+
   // Returns a URL to create a resource.
   GURL GetFilesInsertUrl() const;
 
   // Returns a URL to patch file metadata.
   GURL GetFilesPatchUrl(const std::string& file_id,
                         bool set_modified_date,
                         bool update_viewed_date) const;
 
   // Returns a URL to copy a resource specified by |file_id|.
   GURL GetFilesCopyUrl(const std::string& file_id) const;
@@ skipping 36 matching lines @@
  private:
   const GURL base_url_;
   const GURL base_download_url_;
 
   // This class is copyable hence no DISALLOW_COPY_AND_ASSIGN here.
 };
 
 }  // namespace google_apis
 
 #endif  // GOOGLE_APIS_DRIVE_DRIVE_API_URL_GENERATOR_H_