Revert "Merge pull request #5890 from Nightfirecat/colored-ground-markers"

This reverts commit 72b3e4560d, reversing
changes made to 5a5de3d33f.

runelite-api/src/main/java/net/runelite/api/coords/WorldPoint.java

@@ -326,36 +326,4 @@ public class WorldPoint
 	{
 		return ((x >> 6) << 8) | (y >> 6);
 	}
-
-	/**
-	 * Converts the passed region ID and coordinates to a world coordinate
-	 */
-	public static WorldPoint fromRegion(int regionId, int regionX, int regionY, int plane)
-	{
-		return new WorldPoint(
-			((regionId >>> 8) << 6) + regionX,
-			((regionId & 0xff) << 6) + regionY,
-			plane);
-	}
-
-	/**
-	 * Gets the X-axis coordinate of the region coordinate
-	 */
-	public int getRegionX()
-	{
-		return getRegionOffset(x);
-	}
-
-	/**
-	 * Gets the Y-axis coordinate of the region coordinate
-	 */
-	public int getRegionY()
-	{
-		return getRegionOffset(y);
-	}
-
-	private static int getRegionOffset(final int position)
-	{
-		return position & 0x3f;
-	}
 }