[NUI] Fix crash issue when favicon is null. (#3012)

diff --git a/src/Tizen.NUI/src/internal/WebView.cs b/src/Tizen.NUI/src/internal/WebView.cs
index b9409d2..c94156f 100755 (executable)
--- a/src/Tizen.NUI/src/internal/WebView.cs
+++ b/src/Tizen.NUI/src/internal/WebView.cs
@@ -645,7 +645,7 @@ namespace Tizen.NUI
             get
             {
                 global::System.IntPtr imageView = Interop.WebView.WebView_GetFavicon(swigCPtr);
-                if (NDalicPINVOKE.SWIGPendingException.Pending)
+                if (imageView == IntPtr.Zero)
                     return null;
                 return new ImageView(imageView, false);
             }