Fix updating of tab title

Update the tab title to current program running.

Martin, this "if" was committed in
79ca76a946.  For now, I removed the "if"

CCBUG: 368785
(cherry picked from commit 3747ecfde0)

src/Session.cpp

@@ -992,9 +992,7 @@ ProcessInfo* Session::getProcessInfo()
     ProcessInfo* process = 0;
 
     if (isForegroundProcessActive()) {
-        if (_foregroundProcessInfo == nullptr) {
-            updateForegroundProcessInfo();
-        }
+        updateForegroundProcessInfo();
         process = _foregroundProcessInfo;
     } else {
         updateSessionProcessInfo();