mash: improves browser frame decorations

ash/mus/property_util.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 "ash/mus/property_util.h"
 
+#include "ash/public/cpp/window_style.h"
+#include "ash/public/interfaces/window_style.mojom.h"
 #include "services/ui/public/cpp/property_type_converters.h"
 #include "services/ui/public/interfaces/window_manager.mojom.h"
 #include "ui/aura/mus/property_converter.h"
 #include "ui/aura/window.h"
 #include "ui/display/types/display_constants.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace ash {
 namespace mus {
@@ skipping 40 matching lines @@
       ui::mojom::WindowManager::kRemoveStandardFrame_InitProperty);
   return iter != properties.end() && mojo::ConvertTo<bool>(iter->second);
 }
 
 bool ShouldEnableImmersive(const InitProperties& properties) {
   auto iter =
       properties.find(ui::mojom::WindowManager::kDisableImmersive_InitProperty);
   return iter == properties.end() || !mojo::ConvertTo<bool>(iter->second);
 }
 
+mojom::WindowStyle GetWindowStyle(const InitProperties& properties) {
+  auto iter = properties.find(mojom::kAshWindowStyle_InitProperty);
+  if (iter == properties.end())
+    return mojom::WindowStyle::DEFAULT;
+
+  const int32_t value = mojo::ConvertTo<int32_t>(iter->second);
+  return IsValidWindowStyle(value) ? static_cast<mojom::WindowStyle>(value)
+                                   : mojom::WindowStyle::DEFAULT;
+}
+
 void ApplyProperties(
     aura::Window* window,
     aura::PropertyConverter* property_converter,
     const std::map<std::string, std::vector<uint8_t>>& properties) {
   for (auto& property_pair : properties) {
     property_converter->SetPropertyFromTransportValue(
         window, property_pair.first, &property_pair.second);
   }
 }
 
 }  // namespace mus
 }  // namespace ash