classes.rb in google-api-client-0.51.0

- old
+ new

@@ -1002,10 +1002,13 @@
       class File
         include Google::Apis::Core::Hashable
       
         # A collection of arbitrary key-value pairs which are private to the requesting
         # app.
-        # Entries with null values are cleared in update and copy requests.
+        # Entries with null values are cleared in update and copy requests. These
+        # properties can only be retrieved using an authenticated request. An
+        # authenticated request uses an access token obtained with a OAuth 2 client ID.
+        # You cannot use an API key to retrieve private properties.
         # Corresponds to the JSON property `appProperties`
         # @return [Hash<String,String>]
         attr_accessor :app_properties
       
         # Capabilities the current user has on this file. Each capability corresponds to