Simpler code

Author: cincuranet

Provider/src/FirebirdSql.Data.FirebirdClient/FirebirdClient/FbCommand.cs

@@ -100,27 +100,13 @@ public override int CommandTimeout
 		[Browsable(false)]
 		public string CommandPlan
 		{
-			get
-			{
-				if (_statement != null)
-				{
-					return _statement.GetExecutionPlan();
-				}
-				return null;
-			}
+			get { return _statement?.GetExecutionPlan(); }
 		}
 
 		[Browsable(false)]
 		public string CommandExplainedPlan
 		{
-			get
-			{
-				if (_statement != null)
-				{
-					return _statement.GetExecutionExplainedPlan();
-				}
-				return null;
-			}
+			get { return _statement?.GetExecutionExplainedPlan(); }
 		}
 
 		[Category("Behavior")]