Change mojo enums to be scoped enums in the generated C++ bindings.

components/html_viewer/ax_provider_apptest.cc

 // 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.
 
 #include <stddef.h>
 #include <stdint.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 89 matching lines @@
 
   mojo::Array<web_view::mojom::FrameDataPtr> array(1u);
   array[0] = web_view::mojom::FrameData::New();
   array[0]->frame_id = embed_window->id();
   array[0]->parent_id = 0u;
 
   web_view::mojom::FrameClientPtr frame_client;
   connection->ConnectToService(&frame_client);
   frame_client->OnConnect(
       std::move(frame_ptr), 1u, embed_window->id(),
-      web_view::mojom::WINDOW_CONNECT_TYPE_USE_NEW, std::move(array),
+      web_view::mojom::WindowConnectType::USE_NEW, std::move(array),
       base::TimeTicks::Now().ToInternalValue(), base::Closure());
 
   // Connect to the AxProvider of the HTML document and get the AxTree.
   AxProviderPtr ax_provider;
   connection->ConnectToService(&ax_provider);
   Array<AxNodePtr> ax_tree;
   ax_provider->GetTree([&ax_tree](Array<AxNodePtr> tree) {
     ax_tree = std::move(tree);
     EXPECT_TRUE(QuitRunLoop());
   });
   ASSERT_TRUE(DoRunLoopWithTimeout());
 
   EXPECT_TRUE(AxTreeContainsText(ax_tree, "Hello "));
   EXPECT_TRUE(AxTreeContainsText(ax_tree, "World!"));
   EXPECT_FALSE(AxTreeContainsText(ax_tree, "foo"));
 }
 
 }  // namespace mojo