Remove parsing from GUID constants (#21717)

dotnet · Dec 31, 2018 · bac3ac8 · bac3ac8
1 parent 6a98943
commit bac3ac8
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Showing 2 changed files with 4 additions and 7 deletions.
diff --git a/src/System.Private.CoreLib/src/System/Runtime/InteropServices/ComEventsSink.cs b/src/System.Private.CoreLib/src/System/Runtime/InteropServices/ComEventsSink.cs
@@ -122,8 +122,6 @@ public ComEventsMethod AddMethod(int dispid)
 
         #endregion
 
-        private static Guid IID_IManagedObject = new Guid("{C3FCC19E-A970-11D2-8B5A-00A0C9B7C9C4}");
-
         CustomQueryInterfaceResult ICustomQueryInterface.GetInterface(ref Guid iid, out IntPtr ppv)
         {
             ppv = IntPtr.Zero;
@@ -132,10 +130,6 @@ CustomQueryInterfaceResult ICustomQueryInterface.GetInterface(ref Guid iid, out
                 ppv = Marshal.GetComInterfaceForObject(this, typeof(IDispatch), CustomQueryInterfaceMode.Ignore);
                 return CustomQueryInterfaceResult.Handled;
             }
-            else if (iid == IID_IManagedObject)
-            {
-                return CustomQueryInterfaceResult.Failed;
-            }
 
             return CustomQueryInterfaceResult.NotHandled;
         }

diff --git a/src/System.Private.CoreLib/src/System/Runtime/InteropServices/Marshal.cs b/src/System.Private.CoreLib/src/System/Runtime/InteropServices/Marshal.cs
@@ -29,7 +29,10 @@ public enum CustomQueryInterfaceMode
     public static partial class Marshal
     {
 #if FEATURE_COMINTEROP
-        internal static Guid IID_IUnknown = new Guid("00000000-0000-0000-C000-000000000046");
+        /// <summary>
+        /// IUnknown is {00000000-0000-0000-C000-000000000046}
+        /// </summary>
+        internal static Guid IID_IUnknown = new Guid(0, 0, 0, 0xC0, 0, 0, 0, 0, 0, 0, 0x46);
 #endif //FEATURE_COMINTEROP
 
         private const int LMEM_FIXED = 0;