chore: add clang-format and limited linting for Objective-C sources (#18104)

atom/browser/api/atom_api_app_mac.mm

@@ -33,6 +33,6 @@ void App::SetAppLogsPath(mate::Arguments* args) {
   }
 }
 
-}  // namespace atom
-
 }  // namespace api
+
+}  // namespace atom

atom/browser/api/atom_api_app_mas.mm

@@ -4,6 +4,8 @@
 
 #include "atom/browser/api/atom_api_app.h"
 
+#include <string>
+
 #import <Cocoa/Cocoa.h>
 
 #include "base/strings/sys_string_conversions.h"
@@ -59,6 +61,6 @@ base::RepeatingCallback<void()> App::StartAccessingSecurityScopedResource(
                              bookmarkUrl);
 }
 
-}  // namespace atom
-
 }  // namespace api
+
+}  // namespace atom

atom/browser/api/atom_api_browser_window_mac.mm

@@ -4,6 +4,9 @@
 
 #include "atom/browser/api/atom_api_browser_window.h"
 
+#include <memory>
+#include <vector>
+
 #import <Cocoa/Cocoa.h>
 
 #include "atom/browser/native_browser_view.h"

atom/browser/api/atom_api_menu_mac.mm

@@ -4,6 +4,9 @@
 
 #import "atom/browser/api/atom_api_menu_mac.h"
 
+#include <string>
+#include <utility>
+
 #include "atom/browser/native_window.h"
 #include "atom/browser/unresponsive_suppressor.h"
 #include "atom/common/node_includes.h"

atom/browser/api/atom_api_power_monitor_mac.mm

@@ -4,7 +4,9 @@
 
 #include "atom/browser/api/atom_api_power_monitor.h"
 
-#include <ApplicationServices/ApplicationServices.h>
+#include <vector>
+
+#import <ApplicationServices/ApplicationServices.h>
 #import <Cocoa/Cocoa.h>
 
 @interface MacLockMonitor : NSObject {

atom/browser/api/atom_api_system_preferences_mac.mm

@@ -5,6 +5,9 @@
 #include "atom/browser/api/atom_api_system_preferences.h"
 
 #include <map>
+#include <memory>
+#include <string>
+#include <utility>
 
 #import <AVFoundation/AVFoundation.h>
 #import <Cocoa/Cocoa.h>