fix blocker 119202 delete button disabled after deleting message r/sr=sspitzer backing out fix for 118137

mailnews/base/src/nsMsgDBView.cpp

@@ -4871,9 +4871,6 @@ nsMsgDBView::OnDeleteCompleted(PRBool aSucceeded)
     if (aSucceeded)
     {
 
-      //freeze selection.
-      mOutlinerSelection->SetSelectEventsSuppressed(PR_TRUE);
-
       PRInt32 selectionCount; 
       //selection count cannot be zero, we would not be here
       mOutlinerSelection->GetRangeCount(&selectionCount);  
@@ -4897,9 +4894,6 @@ nsMsgDBView::OnDeleteCompleted(PRBool aSucceeded)
         NoteChange(startRangeArray[i], -numRows, nsMsgViewNotificationCode::insertOrDelete);
       }
 
-      //unfreeze selection.
-      mOutlinerSelection->SetSelectEventsSuppressed(PR_FALSE);
-
       PR_FREEIF(startRangeArray);
       PR_FREEIF(endRangeArray);
     }