Revert "feedback"

This reverts commit 4d95cb6.

Author: pavelsavara

src/mono/mono/mini/interp/interp.c

@@ -3471,7 +3471,7 @@ interp_create_method_pointer (MonoMethod *method, gboolean compile, MonoError *e
 		MonoMethod *orig_method = info->d.native_to_managed.method;
 		if (!orig_method) {
 			char *s = mono_method_get_full_name (method);
-			char *msg = g_strdup_printf ("No native to managed transition for method '%s'. Dynamic entrypoint allocation is not supported in the current environment.", s);
+			char *msg = g_strdup_printf ("No native to managed transition for method '%s', missing [UnmanagedCallersOnly] attribute.", s);
 			mono_error_set_platform_not_supported (error, msg);
 			g_free (s);
 			g_free (msg);
@@ -3498,7 +3498,7 @@ interp_create_method_pointer (MonoMethod *method, gboolean compile, MonoError *e
 		 * right signature, so fail right away.
 		 */
 		char *s = mono_method_get_full_name (orig_method);
-		char *msg = g_strdup_printf ("No native to managed transition for method '%s'. Dynamic entrypoint allocation is not supported in the current environment.", s);
+		char *msg = g_strdup_printf ("No native to managed transition for method '%s', missing [UnmanagedCallersOnly] attribute.", s);
 		mono_error_set_platform_not_supported (error, msg);
 		g_free (s);
 		g_free (msg);

src/mono/wasm/Wasm.Build.Tests/MiscTests.cs

@@ -32,6 +32,6 @@ public async Task TestGetFunctionPointerForDelegate()
 
         Assert.Equal(2, result.TestOutput.Count);
         Assert.Contains(result.TestOutput, m => m.Contains("System.PlatformNotSupportedException"));
-        Assert.Contains(result.TestOutput, m => m.Contains("No native to managed transition for method '(wrapper native-to-managed) void MiscTests/<>c:<TestGetFunctionPointerForDelegate>b__0_0 ()'. Dynamic entrypoint allocation is not supported in the current environment."));
+        Assert.Contains(result.TestOutput, m => m.Contains("No native to managed transition for method '(wrapper native-to-managed) void MiscTests/<>c:<TestGetFunctionPointerForDelegate>b__0_0 ()', missing [UnmanagedCallersOnly] attribute."));
     }
 }