Fix klocwork issue

BZ: 152666

memset vinfo with 0 before it's used, in case new added field isn't
initialized.

Change-Id: Ie49e3c296783206745c7d123b609aba28a163ae0
Signed-off-by: Elaine Wang <elaine.wang@intel.com>
diff --git a/videoencoder/VideoEncoderBase.cpp b/videoencoder/VideoEncoderBase.cpp
index 47b3f19..94fc65a 100644
--- a/videoencoder/VideoEncoderBase.cpp
+++ b/videoencoder/VideoEncoderBase.cpp
@@ -1516,6 +1516,7 @@
     IntelMetadataBuffer imb;
     VASurfaceMap *map = NULL;
 
+    memset(&vinfo, 0, sizeof(ValueInfo));
     if (mStoreMetaDataInBuffers.isEnabled) {
         //metadatabuffer mode
         LOG_I("in metadata mode, data=%p, size=%d\n", inBuffer->data, inBuffer->size);
@@ -1568,9 +1569,6 @@
             vinfo.chromStride = mComParams.resolution.width;
             vinfo.format = VA_FOURCC_NV12;
             vinfo.s3dformat = 0xFFFFFFFF;
-#ifdef INTEL_VIDEO_XPROC_SHARING
-            vinfo.sessionFlag = 0;
-#endif
         } else {
             //get all info mapping needs
             imb.GetValueInfo(pvinfo);