[examples] Renovate command-based examples (#4409)

Refactor some examples to use newer features, such as HID factories, library-provided command factories, CommandPtr (C++), as well as new idioms such as static/instance command factories.

wpilibcExamples/src/main/cpp/examples/ArmBot/include/RobotContainer.h

@@ -4,16 +4,13 @@
 
 #pragma once
 
-#include <frc/XboxController.h>
-#include <frc/smartdashboard/SendableChooser.h>
 #include <frc2/command/Command.h>
+#include <frc2/command/button/CommandXboxController.h>
 
 #include "Constants.h"
 #include "subsystems/ArmSubsystem.h"
 #include "subsystems/DriveSubsystem.h"
 
-namespace ac = AutoConstants;
-
 /**
  * This class is where the bulk of the robot should be declared.  Since
  * Command-based is a "declarative" paradigm, very little robot logic should
@@ -35,7 +32,8 @@ class RobotContainer {
 
  private:
   // The driver's controller
-  frc::XboxController m_driverController{OIConstants::kDriverControllerPort};
+  frc2::CommandXboxController m_driverController{
+      OIConstants::kDriverControllerPort};
 
   // The robot's subsystems and commands are defined here...
 
@@ -43,7 +41,5 @@ class RobotContainer {
   DriveSubsystem m_drive;
   ArmSubsystem m_arm;
 
-  // The chooser for the autonomous routines
-
   void ConfigureButtonBindings();
 };