vss: call SetBackupState with bSelectComponents and bBackupBootableSy…

…stemState again

We call the SetBackupState again like it was before commit

8b1c713 :
vss: Fix IVssBackupComponents::SetBackupState call

This commit changed the behaviour so that we experience problems when the
MS SqlServerWriter is installed on the system being backed up.

Fixes #768: Warning of failed VSS writer SqlServerWriter after 16.2 client upgrade.

src/win32/filed/vss_generic.c

@@ -545,10 +545,12 @@ bool VSSClientGeneric::Initialize(DWORD dwContext, bool bDuringRestore)
             break;
          }
 
-         /*
-          * FIXME: need to support partial files - make last parameter true when done
-          */
-         hr = pVssObj->SetBackupState(false, false, backup_type, false);
+         hr = pVssObj->SetBackupState(
+                     true,        /* bSelectComponents */
+                     true,        /* bBackupBootableSystemState */
+                     backup_type, /* backupType */
+                     false        /* bPartialFileSupport */
+                     );
          if (FAILED(hr)) {
             Dmsg1(0, "VSSClientGeneric::Initialize: IVssBackupComponents->SetBackupState returned 0x%08X\n", hr);
             JmsgVssApiStatus(m_jcr, M_FATAL, hr, "SetBackupState");