[NUI] Support null URL path.

support null URL path.

Change-Id: I95f7d680a11b5f97b640628a26b195ac32e42e69
Signed-off-by: huiyu,eun <huiyu.eun@samsung.com>

diff --git a/src/Tizen.NUI/src/public/BaseComponents/ImageView.cs b/src/Tizen.NUI/src/public/BaseComponents/ImageView.cs
index 3c6bc92..635fb13 100755 (executable)
--- a/src/Tizen.NUI/src/public/BaseComponents/ImageView.cs
+++ b/src/Tizen.NUI/src/public/BaseComponents/ImageView.cs
@@ -259,7 +259,7 @@ namespace Tizen.NUI.BaseComponents
             }
             set
             {
-                _url = value;
+                _url = (value == null? "" : value);
                 UpdateImage();
             }
         }
@@ -454,4 +454,4 @@ namespace Tizen.NUI.BaseComponents
 
     }
 
-}
\ No newline at end of file
+}