For c++, Generate enum classes instead of enum from mojom.

services/view_manager/test_change_tracker.cc

 // 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.
 
 #include "services/view_manager/test_change_tracker.h"
 
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "mojo/converters/array_string/array_string_type_converters.h"
 #include "mojo/services/view_manager/public/cpp/util.h"
@@ skipping 11 matching lines @@
 }
 
 namespace {
 
 std::string RectToString(const mojo::Rect& rect) {
   return base::StringPrintf("%d,%d %dx%d", rect.x, rect.y, rect.width,
                             rect.height);
 }
 
 std::string DirectionToString(mojo::OrderDirection direction) {
-  return direction == mojo::ORDER_DIRECTION_ABOVE ? "above" : "below";
+  return direction == mojo::OrderDirection::ABOVE ? "above" : "below";
 }
 
 std::string ChangeToDescription1(const Change& change) {
   switch (change.type) {
     case CHANGE_TYPE_EMBED:
       return base::StringPrintf("OnEmbed creator=%s",
                                 change.creator_url.data());
 
     case CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED:
       return base::StringPrintf("OnEmbeddedAppDisconnected view=%s",
@@ skipping 102 matching lines @@
   for (size_t i = 0; i < data.size(); ++i)
     test_views->push_back(ViewDataToTestView(data[i]));
 }
 
 Change::Change()
     : type(CHANGE_TYPE_EMBED),
       connection_id(0),
       view_id(0),
       view_id2(0),
       view_id3(0),
-      event_action(mojo::EVENT_TYPE_UNKNOWN),
-      direction(mojo::ORDER_DIRECTION_ABOVE),
+      event_action(mojo::EventType::UNKNOWN),
+      direction(mojo::OrderDirection::ABOVE),
       bool_value(false) {
 }
 
 Change::~Change() {
 }
 
 TestChangeTracker::TestChangeTracker()
     : delegate_(NULL) {
 }
 
@@ skipping 138 matching lines @@
 
 std::string TestView::ToString2() const {
   return base::StringPrintf("view=%s parent=%s visible=%s drawn=%s",
                             ViewIdToString(view_id).c_str(),
                             ViewIdToString(parent_id).c_str(),
                             visible ? "true" : "false",
                             drawn ? "true" : "false");
 }
 
 }  // namespace view_manager