[TV] Remove unnecessary code

clearDeadMount() was removed from
  https://review.tizen.org/gerrit/245799/

Change-Id: I56d6198754962d24131b318ddb986e96f355ceac
Signed-off-by: DongHyun Song <dh81.song@samsung.com>

diff --git a/wrt_app/src/runtime.ts b/wrt_app/src/runtime.ts
index 02a15b60b49cb995620c4ebaa26c2e6c7b2803dc..0f81a53c96b5436c23c3e18eed3dc85abada34c6 100644 (file)
--- a/wrt_app/src/runtime.ts
+++ b/wrt_app/src/runtime.ts
@@ -71,10 +71,7 @@ class Runtime {
         XWalkExtension.initialize();
         XWalkExtension.preventCleanup();
       }
-      if (wrt.tv) {
-        wrt.tv.importCertificate('');
-        wrt.tv.clearDeadMount();
-      }
+      wrt.tv?.importCertificate('');
     });
     wrt.on('app-control', (event, appControl) => {
       console.log('app-control');