Require an explicit ServiceName annotation for interfaces in C++.

mojo/services/terminal/interfaces/terminal.mojom

 // Copyright 2015 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.
 
 [DartPackage="mojo_services"]
 module mojo.terminal;
 
 import "files/interfaces/file.mojom";
 import "files/interfaces/types.mojom";
 import "terminal/interfaces/terminal_client.mojom";
 
 // Interface for actual terminal programs, in particular, for a single terminal
 // display. For terminals that display output and are embeddable, this will
 // typically be a service provided by the |ViewManagerClient| (see |OnEmbed()|).
+[ServiceName="mojo::terminal::Terminal"]
 interface Terminal {
   // Connects to the terminal. If |force| is true, it will terminate any
   // existing connection. The reply is sent when |terminal| is no longer
   // connected. It is not successful only on "synchronous"/immediate failure,
   // e.g., if something else is already connected (|force| is false).
   Connect(mojo.files.File& terminal_file, bool force)
       => (mojo.files.Error error);
 
   // Asks the terminal to connect to the given client. (|force| and response as
   // are for |Connect()|.)
   ConnectToClient(TerminalClient terminal_client, bool force)
       => (mojo.files.Error error);
 
   // Gets the size of terminal (in number of rows/columns of text). (|rows| and
   // |columns| are valid only on success.)
   GetSize() => (mojo.files.Error error, uint32 rows, uint32 columns);
 
   // Sets the size of terminal (in number of rows/columns of text); 0 for
   // rows or columns means to compute that automatically. If |reset| is true, it
   // will reset (clear) the terminal. Note that it may not set exactly the
   // requested size. (On success, the response will provide the actual set
   // size.)
   SetSize(uint32 rows, uint32 columns, bool reset)
       => (mojo.files.Error error, uint32 rows, uint32 columns);
 };