Mojo C++ bindings: switch services/ui/public/interfaces mojom target to use STL types.

services/ui/public/cpp/window.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/ui/public/cpp/window.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <set>
@@ skipping 591 matching lines @@
       display_id_(display::Display::kInvalidDisplayID),
       cursor_id_(mojom::Cursor::CURSOR_NULL),
       parent_drawn_(false) {}
 
 void Window::SetSharedPropertyInternal(const std::string& name,
                                        const std::vector<uint8_t>* value) {
   if (!WasCreatedByThisClientOrIsRoot(this))
     return;
 
   if (client_) {
-    mojo::Array<uint8_t> transport_value(nullptr);
+    base::Optional<std::vector<uint8_t>> transport_value;
     if (value) {
-      transport_value.resize(value->size());
+      transport_value.emplace(value->size());
       if (value->size())
-        memcpy(&transport_value.front(), &(value->front()), value->size());
+        memcpy(&transport_value.value().front(), &(value->front()),
+               value->size());
     }
     // TODO: add test coverage of this (450303).
     client_->SetProperty(this, name, std::move(transport_value));
   }
   LocalSetSharedProperty(name, value);
 }
 
 int64_t Window::SetLocalPropertyInternal(const void* key,
                                          const char* name,
                                          PropertyDeallocator deallocator,
@@ skipping 336 matching lines @@
     notifier->NotifyWindowReordered();
 
   return true;
 }
 
 // static
 Window** Window::GetStackingTarget(Window* window) {
   return &window->stacking_target_;
 }
 }  // namespace ui