[epiphany] ephy-main: get rid of a compiler warning

[Xan Lopez <xan src gnome org>]

commit e5856473bd6d0455d054514555871b20a47fb3c5
Author: Xan Lopez <xan igalia com>
Date:   Fri Feb 22 02:03:27 2013 +0100

    ephy-main: get rid of a compiler warning

 src/ephy-main.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/ephy-main.c b/src/ephy-main.c
index 1ec4b4b..e27a5cc 100644
--- a/src/ephy-main.c
+++ b/src/ephy-main.c
@@ -229,7 +229,9 @@ main (int argc,
   EphyShell *ephy_shell;
   int status;
   EphyFileHelpersFlags flags;
+#ifdef HAVE_WEBKIT2
   char *pid_str;
+#endif
 
 #ifdef ENABLE_NLS
   /* Initialize the i18n stuff */