chore: use nested namespaces (#37855)

shell/browser/api/electron_api_push_notifications.cc

@@ -10,9 +10,7 @@
 #include "shell/common/gin_helper/dictionary.h"
 #include "shell/common/node_includes.h"
 
-namespace electron {
-
-namespace api {
+namespace electron::api {
 
 PushNotifications* g_push_notifications = nullptr;
 
@@ -55,9 +53,7 @@ const char* PushNotifications::GetTypeName() {
   return "PushNotifications";
 }
 
-}  // namespace api
-
-}  // namespace electron
+}  // namespace electron::api
 
 namespace {
 

shell/browser/api/electron_api_push_notifications.h

@@ -15,9 +15,7 @@
 #include "shell/browser/event_emitter_mixin.h"
 #include "shell/common/gin_helper/promise.h"
 
-namespace electron {
-
-namespace api {
+namespace electron::api {
 
 class PushNotifications
     : public ElectronBrowserClient::Delegate,
@@ -57,8 +55,6 @@ class PushNotifications
 #endif
 };
 
-}  // namespace api
-
-}  // namespace electron
+}  // namespace electron::api
 
 #endif  // ELECTRON_SHELL_BROWSER_API_ELECTRON_API_PUSH_NOTIFICATIONS_H_

shell/browser/api/electron_api_push_notifications_mac.mm

@@ -12,9 +12,7 @@
 #include "shell/common/gin_converters/value_converter.h"
 #include "shell/common/gin_helper/promise.h"
 
-namespace electron {
-
-namespace api {
+namespace electron::api {
 
 v8::Local<v8::Promise> PushNotifications::RegisterForAPNSNotifications(
     v8::Isolate* isolate) {
@@ -57,6 +55,4 @@ void PushNotifications::OnDidReceiveAPNSNotification(
   Emit("received-apns-notification", user_info);
 }
 
-}  // namespace api
-
-}  // namespace electron
+}  // namespace electron::api

shell/browser/api/electron_api_utility_process.h

@@ -33,9 +33,7 @@ namespace base {
 class Process;
 }  // namespace base
 
-namespace electron {
-
-namespace api {
+namespace electron::api {
 
 class UtilityProcessWrapper
     : public gin::Wrappable<UtilityProcessWrapper>,
@@ -93,8 +91,6 @@ class UtilityProcessWrapper
   base::WeakPtrFactory<UtilityProcessWrapper> weak_factory_{this};
 };
 
-}  // namespace api
-
-}  // namespace electron
+}  // namespace electron::api
 
 #endif  // ELECTRON_SHELL_BROWSER_API_ELECTRON_API_UTILITY_PROCESS_H_

shell/browser/ui/gtk/menu_gtk.cc

@@ -9,9 +9,7 @@
 #include "shell/browser/ui/gtk/menu_util.h"
 #include "ui/base/models/menu_model.h"
 
-namespace electron {
-
-namespace gtkui {
+namespace electron::gtkui {
 
 MenuGtk::MenuGtk(ui::MenuModel* model)
     : menu_model_(model), gtk_menu_(TakeGObject(gtk_menu_new())) {
@@ -65,6 +63,4 @@ void MenuGtk::OnMenuItemActivated(GtkWidget* menu_item) {
     ExecuteCommand(model, id);
 }
 
-}  // namespace gtkui
-
-}  // namespace electron
+}  // namespace electron::gtkui

shell/browser/ui/gtk/menu_gtk.h

@@ -17,9 +17,7 @@ namespace ui {
 class MenuModel;
 }
 
-namespace electron {
-
-namespace gtkui {
+namespace electron::gtkui {
 
 class MenuGtk {
  public:
@@ -41,8 +39,6 @@ class MenuGtk {
   bool block_activation_ = false;
 };
 
-}  // namespace gtkui
-
-}  // namespace electron
+}  // namespace electron::gtkui
 
 #endif  // ELECTRON_SHELL_BROWSER_UI_GTK_MENU_GTK_H_