1 files changed, 0 insertions, 3 deletions
diff --git a/src/mscorlib/shared/System/Globalization/ChineseLunisolarCalendar.cs b/src/mscorlib/shared/System/Globalization/ChineseLunisolarCalendar.cs
index e09011a9d8..d2b52b97be 100644
--- a/src/mscorlib/shared/System/Globalization/ChineseLunisolarCalendar.cs
+++ b/src/mscorlib/shared/System/Globalization/ChineseLunisolarCalendar.cs
@@ -2,7 +2,6 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
-using System.Diagnostics.Contracts;
 
 namespace System.Globalization
 {
@@ -320,7 +319,6 @@ namespace System.Globalization
                                 CultureInfo.CurrentCulture,
                                 SR.ArgumentOutOfRange_Range, MIN_LUNISOLAR_YEAR, MAX_LUNISOLAR_YEAR));
             }
-            Contract.EndContractBlock();
 
             return s_yinfo[lunarYear - MIN_LUNISOLAR_YEAR, index];
         }
@@ -345,7 +343,6 @@ namespace System.Globalization
                                 CultureInfo.CurrentCulture,
                                 SR.ArgumentOutOfRange_Range, MIN_LUNISOLAR_YEAR, MAX_LUNISOLAR_YEAR));
             }
-            Contract.EndContractBlock();
 
             return year;
         }