[jhbuild] Don't show uninstallation message unless we're actually uninstalling the old version

[Owen Taylor <otaylor src gnome org>]

commit afcbeff5e5a58c7e4e988c9a40b841340aaac809
Author: Owen W. Taylor <otaylor fishsoup net>
Date:   Thu Jul 10 22:36:30 2014 -0400

    Don't show uninstallation message unless we're actually uninstalling the old version
    
    Move the message about uninstall-before-install to be only shown
    when we actually uninstall the old module.

 jhbuild/modtypes/autotools.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/jhbuild/modtypes/autotools.py b/jhbuild/modtypes/autotools.py
index e1fa895..5f23320 100644
--- a/jhbuild/modtypes/autotools.py
+++ b/jhbuild/modtypes/autotools.py
@@ -322,10 +322,10 @@ class AutogenModule(MakeModule, DownloadableModule):
     do_distcheck.error_phases = [PHASE_FORCE_CHECKOUT, PHASE_CONFIGURE]
 
     def do_install(self, buildscript):
-        buildscript.set_action(_('Uninstalling old installed version'), self)
         if self.uninstall_before_install:
             packagedb =  buildscript.moduleset.packagedb
             if packagedb.check(self.name):
+                buildscript.set_action(_('Uninstalling old installed version'), self)
                 packagedb.uninstall(self.name)
 
         buildscript.set_action(_('Installing'), self)