refactor: NodeBindings::Create() returns a unique_ptr (#43361)

* refactor: NodeBindings::Create() returns a unique_ptr

* empty commit

shell/common/node_bindings.h

@@ -84,7 +84,7 @@ class NodeBindings {
  public:
   enum class BrowserEnvironment { kBrowser, kRenderer, kUtility, kWorker };
 
-  static NodeBindings* Create(BrowserEnvironment browser_env);
+  static std::unique_ptr<NodeBindings> Create(BrowserEnvironment browser_env);
   static void RegisterBuiltinBindings();
   static bool IsInitialized();
 

shell/common/node_bindings_linux.cc

@@ -33,8 +33,8 @@ void NodeBindingsLinux::PollEvents() {
 }
 
 // static
-NodeBindings* NodeBindings::Create(BrowserEnvironment browser_env) {
-  return new NodeBindingsLinux(browser_env);
+std::unique_ptr<NodeBindings> NodeBindings::Create(BrowserEnvironment env) {
+  return std::make_unique<NodeBindingsLinux>(env);
 }
 
 }  // namespace electron

shell/common/node_bindings_mac.cc

@@ -41,8 +41,8 @@ void NodeBindingsMac::PollEvents() {
 }
 
 // static
-NodeBindings* NodeBindings::Create(BrowserEnvironment browser_env) {
-  return new NodeBindingsMac(browser_env);
+std::unique_ptr<NodeBindings> NodeBindings::Create(BrowserEnvironment env) {
+  return std::make_unique<NodeBindingsMac>(env);
 }
 
 }  // namespace electron

shell/common/node_bindings_win.cc

@@ -50,8 +50,8 @@ void NodeBindingsWin::PollEvents() {
 }
 
 // static
-NodeBindings* NodeBindings::Create(BrowserEnvironment browser_env) {
-  return new NodeBindingsWin(browser_env);
+std::unique_ptr<NodeBindings> NodeBindings::Create(BrowserEnvironment env) {
+  return std::make_unique<NodeBindingsWin>(env);
 }
 
 }  // namespace electron