[tools 1/2] testbot/web: Simplify the JobDetails page's GenerateDataView().

[Francois Gouget]

Undefined values don't need any special formatting so let the default
implementation deal with them.

Signed-off-by: Francois Gouget 
---
 testbot/web/JobDetails.pl | 35 ++++++++++++-----------------------
 1 file changed, 12 insertions(+), 23 deletions(-)

diff --git a/testbot/web/JobDetails.pl b/testbot/web/JobDetails.pl
index 748153f28..b0ef2a733 100644
--- a/testbot/web/JobDetails.pl
+++ b/testbot/web/JobDetails.pl
@@ -91,11 +91,11 @@ sub GenerateDataView($$$)
   my $PropertyName = $Col->{Descriptor}->GetName();
   if ($PropertyName eq "VM")
   {
-    print "<a href='#k", $StepTask->GetKey(), "'>";
-    print $self->escapeHTML($StepTask->VM->Name);
-    print "</a>";
+    print "<a href='#k", $StepTask->GetKey(), "'>",
+          $self->escapeHTML($StepTask->VM->Name), "</a>";
+    return;
   }
-  elsif ($PropertyName eq "FileName")
+  if ($PropertyName eq "FileName")
   {
     my $FileName = $StepTask->GetFullFileName();
     if ($FileName and -r $FileName)
@@ -105,12 +105,9 @@ sub GenerateDataView($$$)
       print "<a href='", $self->escapeHTML($URI), "'>",
             $self->escapeHTML($StepTask->FileName), "</a>";
     }
-    else
-    {
-      $self->SUPER::GenerateDataView($Row, $Col);
-    }
+    return;
   }
-  elsif ($PropertyName eq "CmdLineArg")
+  if ($PropertyName eq "CmdLineArg")
   {
     my $Args = $self->escapeHTML($StepTask->CmdLineArg);
     if ($Args eq "" or $StepTask->VM->Type eq "wine")
@@ -127,23 +124,15 @@ sub GenerateDataView($$$)
       }
     }
     print $Args;
+    return;
   }
-  elsif ($PropertyName eq "Ended")
-  {
-    if (defined $StepTask->Ended)
-    {
-      my $Duration = $StepTask->Ended - $StepTask->Started;
-      GenerateTipDateTime($StepTask->Ended, DurationToString($Duration));
-    }
-    else
-    {
-      print "&nbsp;";
-    }
-  }
-  else
+  if ($PropertyName eq "Ended" and defined $StepTask->Ended)
   {
-    $self->SUPER::GenerateDataView($Row, $Col);
+    my $Duration = $StepTask->Ended - $StepTask->Started;
+    GenerateTipDateTime($StepTask->Ended, DurationToString($Duration));
+    return;
   }
+  $self->SUPER::GenerateDataView($Row, $Col);
 }