[evolution-exchange] Remove unnecessary patch.

[Matthew Barnes]

commit f9d5ab6f8b0ad94f4d20b6c540a818f9a23e8423
Author: Matthew Barnes <mbarnes at redhat.com>
Date:   Sun Jul 24 07:53:59 2011 -0500

    Remove unnecessary patch.

 evolution-exchange-3.1.2-g_const_return.patch |   13 -------------
 evolution-exchange.spec                       |    3 ---
 2 files changed, 0 insertions(+), 16 deletions(-)
---
diff --git a/evolution-exchange.spec b/evolution-exchange.spec
index a1c9a54..8a82799 100644
--- a/evolution-exchange.spec
+++ b/evolution-exchange.spec
@@ -32,8 +32,6 @@ Obsoletes: evolution-connector < %{version}-%{release}
 
 Patch11: evolution-exchange-2.10.1-fix-64bit-acinclude.patch
 
-Patch12: evolution-exchange-3.1.2-g_const_return.patch
-
 ### Dependencies ###
 
 Requires: gnutls
@@ -64,7 +62,6 @@ Microsoft Exchange Server.
 %prep
 %setup -q -n evolution-exchange-%{version}
 %patch11 -p1 -b .fix-64bit-acinclude
-%patch12 -p1 -b .g_const_return
 
 %build
 export CPPFLAGS="-I%{_includedir}/et"