Remove mojo/shell and (most) service implementations

mojo/services/test_service/test_service.mojom

Index: mojo/services/test_service/test_service.mojom
diff --git a/mojo/services/test_service/test_service.mojom b/mojo/services/test_service/test_service.mojom
deleted file mode 100644
index bda3b6881ee80fa83701aa92d806dcc3247f2f92..0000000000000000000000000000000000000000
--- a/mojo/services/test_service/test_service.mojom
+++ /dev/null
@@ -1,21 +0,0 @@
-// Copyright 2014 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.
-
-module mojo.test {
-
-interface TestService {
-  Ping() => ();
-  // Connect to a TestTimeService at |app_url| and ferry the data back
-  // in |response|.
-  ConnectToAppAndGetTime(string? app_url) => (int64 time_usec);
-  StartTrackingRequests() => ();
-};
-
-interface TestTimeService {
-  // Provides a constant time value.
-  GetPartyTime() => (int64 time_usec);
-  StartTrackingRequests() => ();
-};
-
-}  // module mojo.test