Lines Matching full:callback
145 // When callback is null, the operation completes synchronously.
147 // When callback is non-null, the operation may be performed asynchronously.
150 // callback. Otherwise the result code is returned immediately from this
159 CompletionCallback* callback,
164 // After a request is cancelled, its completion callback will not be called.
205 // If a completion callback is pending when the resolver is destroyed, the
206 // host resolution is cancelled, and the completion callback will not be
214 CompletionCallback* callback,
217 // Cancels the in-progress request, if any. This prevents the callback
222 // Callback for when the request to |resolver_| completes, so we dispatch
223 // to the user's callback.
233 // Completion callback for when request to |resolver_| completes.
