chore(youtube): add latest version

* json takes delegate errors

gen/youtube3/README.md

@@ -152,6 +152,7 @@ match result {
     Result::MissingToken => println!("Missing Token"),
     Result::Failure(_) => println!("General Failure (Response doesn't print)"),
     Result::FieldClash(clashed_field) => println!("FIELD CLASH: {:?}", clashed_field),
+    Result::JsonDecodeError(err) => println!("Json failed to decode: {:?}", err),
     Result::Success(_) => println!("Success (value doesn't print)"),
 }
 

gen/youtube3/src/cmn.rs

@@ -2,6 +2,7 @@
 // DO NOT EDIT
 use std::marker::MarkerTrait;
 use std::io::{self, Read, Seek, Cursor, Write, SeekFrom};
+use std;
 
 use mime::{Mime, TopLevel, SubLevel, Attr, Value};
 use oauth2;
@@ -10,6 +11,8 @@ use hyper::header::{ContentType, ContentLength, Headers};
 use hyper::http::LINE_ENDING;
 use hyper::method::Method;
 
+use serde;
+
 /// Identifies the Hub. There is only one per library, this trait is supposed
 /// to make intended use more explicit.
 /// The hub allows to access all resource methods more easily.
@@ -31,6 +34,10 @@ pub trait ResponseResult: MarkerTrait {}
 /// Identifies types which are used in API requests.
 pub trait RequestValue: MarkerTrait {}
 
+/// Identifies types which are not actually used by the API
+/// This might be a bug within the google API schema.
+pub trait UnusedType: MarkerTrait {}
+
 /// Identifies types which are only used as part of other types, which 
 /// usually are carrying the `Resource` trait.
 pub trait Part: MarkerTrait {}
@@ -88,6 +95,11 @@ pub trait Delegate {
         None
     }
 
+    /// Called whenever a server response could not be decoded from json.
+    /// It's for informational purposes only, the caller will return with an error
+    /// accordingly.
+    fn response_json_decode_error(&mut self, json_encoded_value: &str) {}
+
     /// Called whenever the http request returns with a non-success status code.
     /// This can involve authentication issues, or anything else that very much 
     /// depends on the used API method.
@@ -132,6 +144,10 @@ pub enum Result<T = ()> {
     /// An additional, free form field clashed with one of the built-in optional ones
     FieldClash(&'static str),
 
+    /// Shows that we failed to decode the server response.
+    /// This can happen if the protocol changes in conjunction with strict json decoding.
+    JsonDecodeError(serde::json::Error),
+
     /// Indicates an HTTP repsonse with a non-success status code
     Failure(hyper::client::Response),