[wpilib] Remove IterativeRobot base class

TimedRobot supersedes it (see commit 81498e6 for reasoning).

wpilibj/src/main/java/edu/wpi/first/wpilibj/IterativeRobot.java

@@ -1,64 +0,0 @@
-// Copyright (c) FIRST and other WPILib contributors.
-// Open Source Software; you can modify and/or share it under the terms of
-// the WPILib BSD license file in the root directory of this project.
-
-package edu.wpi.first.wpilibj;
-
-import edu.wpi.first.hal.FRCNetComm.tInstances;
-import edu.wpi.first.hal.FRCNetComm.tResourceType;
-import edu.wpi.first.hal.HAL;
-
-/**
- * IterativeRobot implements the IterativeRobotBase robot program framework.
- *
- * <p>The IterativeRobot class is intended to be subclassed by a user creating a robot program.
- *
- * <p>periodic() functions from the base class are called each time a new packet is received from
- * the driver station.
- *
- * @deprecated Use TimedRobot instead. It's a drop-in replacement that provides more regular
- *     execution periods.
- */
-@Deprecated
-public class IterativeRobot extends IterativeRobotBase {
-  private static final double kPacketPeriod = 0.02;
-  private volatile boolean m_exit;
-
-  /** Create a new IterativeRobot. */
-  public IterativeRobot() {
-    super(kPacketPeriod);
-
-    HAL.report(tResourceType.kResourceType_Framework, tInstances.kFramework_Iterative);
-  }
-
-  /** Provide an alternate "main loop" via startCompetition(). */
-  @Override
-  public void startCompetition() {
-    robotInit();
-
-    if (isSimulation()) {
-      simulationInit();
-    }
-
-    // Tell the DS that the robot is ready to be enabled
-    HAL.observeUserProgramStarting();
-
-    // Loop forever, calling the appropriate mode-dependent function
-    while (!Thread.currentThread().isInterrupted()) {
-      // Wait for new data to arrive
-      m_ds.waitForData();
-      if (m_exit) {
-        break;
-      }
-
-      loopFunc();
-    }
-  }
-
-  /** Ends the main loop in startCompetition(). */
-  @Override
-  public void endCompetition() {
-    m_exit = true;
-    m_ds.wakeupWaitForData();
-  }
-}