smbiosview - add user input verification.

HexEdit/Edit
 - More user input verification for HexEdit.
 - updated title bar refreshment.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11448 6f19259b-4bc3-4df7-8a09-765794883524

ShellPkg/Library/UefiShellDebug1CommandsLib/HexEdit/FileImage.c

@@ -301,6 +301,7 @@ Returns:
   HBufferImage.HighBits               = TRUE;
   HBufferImage.BufferPosition.Row     = 1;
   HBufferImage.BufferPosition.Column  = 1;
+  HBufferImage.BufferType = FileTypeFileBuffer;
 
   if (!Recover) {
     UnicodeBuffer = CatSPrint(NULL, L"%d Lines Read", HBufferImage.NumLines);