Change mojo geometry structs from using type converters to StructTraits.

components/mus/test_wm/test_wm.cc

 // Copyright 2016 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 "components/mus/public/cpp/window.h"
 #include "components/mus/public/cpp/window_manager_delegate.h"
 #include "components/mus/public/cpp/window_tree_connection.h"
 #include "components/mus/public/cpp/window_tree_delegate.h"
 #include "components/mus/public/interfaces/window_manager_factory.mojom.h"
-#include "mojo/converters/geometry/geometry_type_converters.h"
 #include "mojo/public/c/system/main.h"
 #include "mojo/public/cpp/bindings/binding.h"
 #include "services/shell/public/cpp/application_runner.h"
 #include "services/shell/public/cpp/connector.h"
 #include "services/shell/public/cpp/shell_client.h"
 #include "ui/display/display.h"
 #include "ui/mojo/display/display_type_converters.h"
 
 namespace mus {
 namespace test {
@@ skipping 27 matching lines @@
     mus::WindowTreeConnection::CreateForWindowManager(
         this, std::move(request),
         mus::WindowTreeConnection::CreateType::DONT_WAIT_FOR_EMBED, this);
   }
 
   // mus::WindowTreeDelegate:
   void OnEmbed(mus::Window* root) override {
     root_ = root;
     mus::mojom::FrameDecorationValuesPtr frame_decoration_values =
         mus::mojom::FrameDecorationValues::New();
-    frame_decoration_values->normal_client_area_insets =
-        mojo::Insets::From(gfx::Insets());
-    frame_decoration_values->maximized_client_area_insets =
-        mojo::Insets::From(gfx::Insets());
     frame_decoration_values->max_title_bar_button_width = 0;
     window_manager_client_->SetFrameDecorationValues(
         std::move(frame_decoration_values));
   }
   void OnConnectionLost(mus::WindowTreeConnection* connection) override {
   }
   void OnEventObserved(const ui::Event& event, mus::Window* target) override {
     // Don't care.
   }
 
@@ skipping 33 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(TestWM);
 };
 
 }  // namespace test
 }  // namespace mus
 
 MojoResult MojoMain(MojoHandle shell_handle) {
   shell::ApplicationRunner runner(new mus::test::TestWM);
   return runner.Run(shell_handle);
 }