[evolution/gnome-3-6] Exclude also text/calendar in a fix for bug #692009

[Milan Crha <mcrha src gnome org>]

commit bb2c283f8bb9eef019c7053b1ae4144d81ebcb0b
Author: Milan Crha <mcrha redhat com>
Date:   Mon Jan 21 19:09:17 2013 +0100

    Exclude also text/calendar in a fix for bug #692009

 mail/e-mail-request.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/mail/e-mail-request.c b/mail/e-mail-request.c
index 2b200c3..2794cee 100644
--- a/mail/e-mail-request.c
+++ b/mail/e-mail-request.c
@@ -149,7 +149,8 @@ handle_mail_request (GSimpleAsyncResult *res,
 			if (context.mode == E_MAIL_FORMATTER_MODE_RAW && content_type &&
 			    camel_content_type_is (content_type, "text", "*") &&
 			    !camel_content_type_is (content_type, "text", "plain") &&
-			    !camel_content_type_is (content_type, "text", "html")) {
+			    !camel_content_type_is (content_type, "text", "html") &&
+			    !camel_content_type_is (content_type, "text", "calendar")) {
 				CamelDataWrapper *dw;
 				CamelStream *raw_content;
 				GByteArray *ba;