Net40 compatibility fix.

dse · dse · commit 71095e603b3b · 2017-09-07T02:52:11.000+04:00
diff --git a/src/runtime/perf_utils/EncodingGetStringPolyfill.cs b/src/runtime/perf_utils/EncodingGetStringPolyfill.cs
@@ -35,8 +35,8 @@ public unsafe static string GetString(this Encoding encoding, byte* pstr, int si
                 if (!PlatformGetStringMethodsDelegatesCache.TryGetValue(encoding, out getStringDelegate))
                 {
                     getStringDelegate =
-                        (EncodingGetStringUnsafeDelegate)PlatformGetStringMethodInfo.CreateDelegate(
-                            typeof(EncodingGetStringUnsafeDelegate), encoding);
+                        (EncodingGetStringUnsafeDelegate)Delegate.CreateDelegate(
+                            typeof(EncodingGetStringUnsafeDelegate), encoding, PlatformGetStringMethodInfo);
                     PlatformGetStringMethodsDelegatesCache.Add(encoding, getStringDelegate);
                 }
                 return getStringDelegate(pstr, size);

Original file line number	Diff line number	Diff line change
`@@ -35,8 +35,8 @@ public unsafe static string GetString(this Encoding encoding, byte* pstr, int si`
`35`	`35`	`if (!PlatformGetStringMethodsDelegatesCache.TryGetValue(encoding, out getStringDelegate))`
`36`	`36`	`{`
`37`	`37`	`getStringDelegate =`
`38`		`- (EncodingGetStringUnsafeDelegate)PlatformGetStringMethodInfo.CreateDelegate(`
`39`		`- typeof(EncodingGetStringUnsafeDelegate), encoding);`
	`38`	`+ (EncodingGetStringUnsafeDelegate)Delegate.CreateDelegate(`
	`39`	`+ typeof(EncodingGetStringUnsafeDelegate), encoding, PlatformGetStringMethodInfo);`
`40`	`40`	`PlatformGetStringMethodsDelegatesCache.Add(encoding, getStringDelegate);`
`41`	`41`	`}`
`42`	`42`	`return getStringDelegate(pstr, size);`