Reduce usage of g_type_class_peek_parent().

G_DEFINE_TYPE macros define a static "parent_class" variable.

42 files changed, 3 insertions, 48 deletions

diff --git a/em-format/e-mail-extension-registry.c b/em-format/e-mail-extension-registry.c
index ef08761300..2589a8d503 100644
--- a/em-format/e-mail-extension-registry.c
+++ b/em-format/e-mail-extension-registry.c
@@ -36,8 +36,6 @@ struct _EMailExtensionRegistryPrivate {
 	GHashTable *table;
 };
 
-static gconstpointer parent_class = 0;
-
 G_DEFINE_ABSTRACT_TYPE (
 	EMailExtensionRegistry,
 	e_mail_extension_registry,
@@ -65,8 +63,9 @@ mail_extension_registry_finalize (GObject *object)
 		reg->priv->table = NULL;
 	}
 
-	/* Chain up to parent's finalize() */
-	G_OBJECT_CLASS (parent_class)->finalize (object);
+	/* Chain up to parent's finalize() method. */
+	G_OBJECT_CLASS (e_mail_extension_registry_parent_class)->
+		finalize (object);
 }
 
 void
@@ -248,13 +247,11 @@ G_DEFINE_TYPE_WITH_CODE (
 static void
 e_mail_parser_extension_registry_init (EMailParserExtensionRegistry *parser_ereg)
 {
-
 }
 
 static void
 e_mail_parser_extension_registry_class_init (EMailParserExtensionRegistryClass *klass)
 {
-	e_mail_parser_extension_registry_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
@@ -284,7 +281,6 @@ e_mail_formatter_extension_registry_init (EMailFormatterExtensionRegistry *forma
 static void
 e_mail_formatter_extension_registry_class_init (EMailFormatterExtensionRegistryClass *klass)
 {
-	e_mail_formatter_extension_registry_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-attachment-bar.c b/em-format/e-mail-formatter-attachment-bar.c
index c1fda1636c..22da7e2b0d 100644
--- a/em-format/e-mail-formatter-attachment-bar.c
+++ b/em-format/e-mail-formatter-attachment-bar.c
@@ -129,7 +129,6 @@ emfe_attachment_bar_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_attachment_bar_class_init (EMailFormatterAttachmentBarClass *klass)
 {
-	e_mail_formatter_attachment_bar_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-attachment.c b/em-format/e-mail-formatter-attachment.c
index 3d63413a69..75e9ec76b7 100644
--- a/em-format/e-mail-formatter-attachment.c
+++ b/em-format/e-mail-formatter-attachment.c
@@ -378,7 +378,6 @@ emfe_attachment_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_attachment_class_init (EMailFormatterAttachmentClass *klass)
 {
-	e_mail_formatter_attachment_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-error.c b/em-format/e-mail-formatter-error.c
index 95f201145b..93b36b28bf 100644
--- a/em-format/e-mail-formatter-error.c
+++ b/em-format/e-mail-formatter-error.c
@@ -136,7 +136,6 @@ emfe_error_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_error_class_init (EMailFormatterErrorClass *klass)
 {
-	e_mail_formatter_error_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-headers.c b/em-format/e-mail-formatter-headers.c
index fdfbd83e8d..75fa9b5aa9 100644
--- a/em-format/e-mail-formatter-headers.c
+++ b/em-format/e-mail-formatter-headers.c
@@ -587,7 +587,6 @@ emfe_headers_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_headers_class_init (EMailFormatterHeadersClass *klass)
 {
-	e_mail_formatter_headers_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-image.c b/em-format/e-mail-formatter-image.c
index 890e9f3dcc..0ec8910f15 100644
--- a/em-format/e-mail-formatter-image.c
+++ b/em-format/e-mail-formatter-image.c
@@ -167,7 +167,6 @@ emfe_image_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_image_class_init (EMailFormatterImageClass *klass)
 {
-	e_mail_formatter_image_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-message-rfc822.c b/em-format/e-mail-formatter-message-rfc822.c
index 558579b00a..bfbda51eab 100644
--- a/em-format/e-mail-formatter-message-rfc822.c
+++ b/em-format/e-mail-formatter-message-rfc822.c
@@ -252,7 +252,6 @@ emfe_message_rfc822_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_message_rfc822_class_init (EMailFormatterMessageRFC822Class *klass)
 {
-	e_mail_formatter_message_rfc822_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-print-headers.c b/em-format/e-mail-formatter-print-headers.c
index 86fc85b063..2ee2b665a7 100644
--- a/em-format/e-mail-formatter-print-headers.c
+++ b/em-format/e-mail-formatter-print-headers.c
@@ -234,7 +234,6 @@ emfpe_headers_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_print_headers_class_init (EMailFormatterPrintHeadersClass *klass)
 {
-	e_mail_formatter_print_headers_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-quote-attachment.c b/em-format/e-mail-formatter-quote-attachment.c
index 590f23ee6d..f6cb44bf1c 100644
--- a/em-format/e-mail-formatter-quote-attachment.c
+++ b/em-format/e-mail-formatter-quote-attachment.c
@@ -139,7 +139,6 @@ emfqe_attachment_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_quote_attachment_class_init (EMailFormatterQuoteAttachmentClass *klass)
 {
-	e_mail_formatter_quote_attachment_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-quote-headers.c b/em-format/e-mail-formatter-quote-headers.c
index f1b2b2e61f..8e7a57f8ce 100644
--- a/em-format/e-mail-formatter-quote-headers.c
+++ b/em-format/e-mail-formatter-quote-headers.c
@@ -138,7 +138,6 @@ emqfe_headers_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_quote_headers_class_init (EMailFormatterQuoteHeadersClass *klass)
 {
-	e_mail_formatter_quote_headers_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-quote-message-rfc822.c b/em-format/e-mail-formatter-quote-message-rfc822.c
index 847686240f..18ec0af348 100644
--- a/em-format/e-mail-formatter-quote-message-rfc822.c
+++ b/em-format/e-mail-formatter-quote-message-rfc822.c
@@ -164,7 +164,6 @@ emfqe_message_rfc822_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_quote_message_rfc822_class_init (EMailFormatterQuoteMessageRFC822Class *klass)
 {
-	e_mail_formatter_quote_message_rfc822_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-quote-text-enriched.c b/em-format/e-mail-formatter-quote-text-enriched.c
index e48154edd8..a98046397c 100644
--- a/em-format/e-mail-formatter-quote-text-enriched.c
+++ b/em-format/e-mail-formatter-quote-text-enriched.c
@@ -117,7 +117,6 @@ emqfe_text_enriched_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_quote_text_enriched_class_init (EMailFormatterQuoteTextEnrichedClass *klass)
 {
-	e_mail_formatter_quote_text_enriched_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-quote-text-html.c b/em-format/e-mail-formatter-quote-text-html.c
index d4ef287878..9f4159f4ed 100644
--- a/em-format/e-mail-formatter-quote-text-html.c
+++ b/em-format/e-mail-formatter-quote-text-html.c
@@ -119,7 +119,6 @@ emqfe_text_html_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_quote_text_html_class_init (EMailFormatterQuoteTextHTMLClass *klass)
 {
-	e_mail_formatter_quote_text_html_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-quote-text-plain.c b/em-format/e-mail-formatter-quote-text-plain.c
index 062e945fea..31974b2ed2 100644
--- a/em-format/e-mail-formatter-quote-text-plain.c
+++ b/em-format/e-mail-formatter-quote-text-plain.c
@@ -138,7 +138,6 @@ emqfe_text_plain_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_quote_text_plain_class_init (EMailFormatterQuoteTextPlainClass *klass)
 {
-	e_mail_formatter_quote_text_plain_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-secure-button.c b/em-format/e-mail-formatter-secure-button.c
index 05319ef7fc..ea9d484cf8 100644
--- a/em-format/e-mail-formatter-secure-button.c
+++ b/em-format/e-mail-formatter-secure-button.c
@@ -447,7 +447,6 @@ emfe_secure_button_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_secure_button_class_init (EMailFormatterSecureButtonClass *klass)
 {
-	e_mail_formatter_secure_button_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-source.c b/em-format/e-mail-formatter-source.c
index 92c3a925f1..2ec5bcbaab 100644
--- a/em-format/e-mail-formatter-source.c
+++ b/em-format/e-mail-formatter-source.c
@@ -154,7 +154,6 @@ emfe_source_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_source_class_init (EMailFormatterSourceClass *klass)
 {
-	e_mail_formatter_source_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-text-enriched.c b/em-format/e-mail-formatter-text-enriched.c
index fce7b317e2..a887ef141a 100644
--- a/em-format/e-mail-formatter-text-enriched.c
+++ b/em-format/e-mail-formatter-text-enriched.c
@@ -130,7 +130,6 @@ emfe_text_enriched_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_text_enriched_class_init (EMailFormatterTextEnrichedClass *klass)
 {
-	e_mail_formatter_text_enriched_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-text-html.c b/em-format/e-mail-formatter-text-html.c
index 28fb2644de..e06f6d7ca7 100644
--- a/em-format/e-mail-formatter-text-html.c
+++ b/em-format/e-mail-formatter-text-html.c
@@ -352,7 +352,6 @@ emfe_text_html_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_text_html_class_init (EMailFormatterTextHTMLClass *klass)
 {
-	e_mail_formatter_text_html_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-formatter-text-plain.c b/em-format/e-mail-formatter-text-plain.c
index 631c46a3bc..f63a2c228e 100644
--- a/em-format/e-mail-formatter-text-plain.c
+++ b/em-format/e-mail-formatter-text-plain.c
@@ -188,7 +188,6 @@ emfe_text_plain_mime_types (EMailExtension *extension)
 static void
 e_mail_formatter_text_plain_class_init (EMailFormatterTextPlainClass *klass)
 {
-	e_mail_formatter_text_plain_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-application-mbox.c b/em-format/e-mail-parser-application-mbox.c
index c396c48416..313d2c8787 100644
--- a/em-format/e-mail-parser-application-mbox.c
+++ b/em-format/e-mail-parser-application-mbox.c
@@ -191,7 +191,6 @@ empe_app_mbox_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_application_mbox_class_init (EMailParserApplicationMBoxClass *klass)
 {
-	e_mail_parser_application_mbox_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-application-smime.c b/em-format/e-mail-parser-application-smime.c
index 12bce2fa56..4fb7115cf1 100644
--- a/em-format/e-mail-parser-application-smime.c
+++ b/em-format/e-mail-parser-application-smime.c
@@ -176,7 +176,6 @@ empe_application_smime_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_application_smime_class_init (EMailParserApplicationSMIMEClass *klass)
 {
-	e_mail_parser_application_smime_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-attachment-bar.c b/em-format/e-mail-parser-attachment-bar.c
index 009869d43c..c50e807747 100644
--- a/em-format/e-mail-parser-attachment-bar.c
+++ b/em-format/e-mail-parser-attachment-bar.c
@@ -98,7 +98,6 @@ empe_attachment_bar_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_attachment_bar_class_init (EMailParserAttachmentBarClass *klass)
 {
-	e_mail_parser_attachment_bar_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-headers.c b/em-format/e-mail-parser-headers.c
index 76b846464d..249cc65619 100644
--- a/em-format/e-mail-parser-headers.c
+++ b/em-format/e-mail-parser-headers.c
@@ -120,7 +120,6 @@ empe_headers_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_headers_class_init (EMailParserHeadersClass *klass)
 {
-	e_mail_parser_headers_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-image.c b/em-format/e-mail-parser-image.c
index 2fb1fdff2f..30769c67df 100644
--- a/em-format/e-mail-parser-image.c
+++ b/em-format/e-mail-parser-image.c
@@ -125,7 +125,6 @@ empe_image_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_image_class_init (EMailParserImageClass *klass)
 {
-	e_mail_parser_image_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-inlinepgp-encrypted.c b/em-format/e-mail-parser-inlinepgp-encrypted.c
index 5395b7be7e..d273f8b67d 100644
--- a/em-format/e-mail-parser-inlinepgp-encrypted.c
+++ b/em-format/e-mail-parser-inlinepgp-encrypted.c
@@ -183,7 +183,6 @@ empe_inlinepgp_encrypted_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_inline_pgp_encrypted_class_init (EMailParserInlinePGPEncryptedClass *klass)
 {
-	e_mail_parser_inline_pgp_encrypted_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-inlinepgp-signed.c b/em-format/e-mail-parser-inlinepgp-signed.c
index ff475054d9..e86096e160 100644
--- a/em-format/e-mail-parser-inlinepgp-signed.c
+++ b/em-format/e-mail-parser-inlinepgp-signed.c
@@ -207,7 +207,6 @@ empe_inlinepgp_signed_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_inline_pgp_signed_class_init (EMailParserInlinePGPSignedClass *klass)
 {
-	e_mail_parser_inline_pgp_signed_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-message-deliverystatus.c b/em-format/e-mail-parser-message-deliverystatus.c
index feae7c2cf5..fe2ec90b60 100644
--- a/em-format/e-mail-parser-message-deliverystatus.c
+++ b/em-format/e-mail-parser-message-deliverystatus.c
@@ -94,7 +94,6 @@ empe_msg_deliverystatus_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_message_delivery_status_class_init (EMailParserMessageDeliveryStatusClass *klass)
 {
-	e_mail_parser_message_delivery_status_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-message-external.c b/em-format/e-mail-parser-message-external.c
index 8c02a3ef3b..aa65893ce3 100644
--- a/em-format/e-mail-parser-message-external.c
+++ b/em-format/e-mail-parser-message-external.c
@@ -189,7 +189,6 @@ empe_msg_external_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_message_external_class_init (EMailParserMessageExternalClass *klass)
 {
-	e_mail_parser_message_external_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-message-rfc822.c b/em-format/e-mail-parser-message-rfc822.c
index 75b0306d84..fe81811e35 100644
--- a/em-format/e-mail-parser-message-rfc822.c
+++ b/em-format/e-mail-parser-message-rfc822.c
@@ -151,7 +151,6 @@ empe_msg_rfc822_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_message_rfc822_class_init (EMailParserMessageRFC822Class *klass)
 {
-	e_mail_parser_message_rfc822_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-message.c b/em-format/e-mail-parser-message.c
index acfebb8977..c9a64d2709 100644
--- a/em-format/e-mail-parser-message.c
+++ b/em-format/e-mail-parser-message.c
@@ -107,7 +107,6 @@ empe_message_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_message_class_init (EMailParserMessageClass *klass)
 {
-	e_mail_parser_message_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-multipart-alternative.c b/em-format/e-mail-parser-multipart-alternative.c
index c8bbfdc31d..a5c04d1a17 100644
--- a/em-format/e-mail-parser-multipart-alternative.c
+++ b/em-format/e-mail-parser-multipart-alternative.c
@@ -169,7 +169,6 @@ empe_mp_alternative_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_multipart_alternative_class_init (EMailParserMultipartAlternativeClass *klass)
 {
-	e_mail_parser_multipart_alternative_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-multipart-appledouble.c b/em-format/e-mail-parser-multipart-appledouble.c
index 5591b10dd5..2567a1d52a 100644
--- a/em-format/e-mail-parser-multipart-appledouble.c
+++ b/em-format/e-mail-parser-multipart-appledouble.c
@@ -108,7 +108,6 @@ empe_mp_appledouble_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_multipart_apple_double_class_init (EMailParserMultipartAppleDoubleClass *klass)
 {
-	e_mail_parser_multipart_apple_double_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-multipart-digest.c b/em-format/e-mail-parser-multipart-digest.c
index 5b96d1fa23..78523b2d59 100644
--- a/em-format/e-mail-parser-multipart-digest.c
+++ b/em-format/e-mail-parser-multipart-digest.c
@@ -152,7 +152,6 @@ empe_mp_digest_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_multipart_digest_class_init (EMailParserMultipartDigestClass *klass)
 {
-	e_mail_parser_multipart_digest_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-multipart-encrypted.c b/em-format/e-mail-parser-multipart-encrypted.c
index f03588ac82..52d420048a 100644
--- a/em-format/e-mail-parser-multipart-encrypted.c
+++ b/em-format/e-mail-parser-multipart-encrypted.c
@@ -198,7 +198,6 @@ empe_mp_encrypted_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_multipart_encrypted_class_init (EMailParserMultipartEncryptedClass *klass)
 {
-	e_mail_parser_multipart_encrypted_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-multipart-mixed.c b/em-format/e-mail-parser-multipart-mixed.c
index 0da450f747..c622d46a0f 100644
--- a/em-format/e-mail-parser-multipart-mixed.c
+++ b/em-format/e-mail-parser-multipart-mixed.c
@@ -135,7 +135,6 @@ empe_mp_mixed_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_multipart_mixed_class_init (EMailParserMultipartMixedClass *klass)
 {
-	e_mail_parser_multipart_mixed_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-multipart-related.c b/em-format/e-mail-parser-multipart-related.c
index ee536af319..ec5988e325 100644
--- a/em-format/e-mail-parser-multipart-related.c
+++ b/em-format/e-mail-parser-multipart-related.c
@@ -141,7 +141,6 @@ empe_mp_related_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_multipart_related_class_init (EMailParserMultipartRelatedClass *klass)
 {
-	e_mail_parser_multipart_related_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-multipart-signed.c b/em-format/e-mail-parser-multipart-signed.c
index 37bedc91f0..798d3153ab 100644
--- a/em-format/e-mail-parser-multipart-signed.c
+++ b/em-format/e-mail-parser-multipart-signed.c
@@ -230,7 +230,6 @@ empe_mp_signed_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_multipart_signed_class_init (EMailParserMultipartSignedClass *klass)
 {
-	e_mail_parser_multipart_signed_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-secure-button.c b/em-format/e-mail-parser-secure-button.c
index 6c8a0e69c6..e32bb78797 100644
--- a/em-format/e-mail-parser-secure-button.c
+++ b/em-format/e-mail-parser-secure-button.c
@@ -82,7 +82,6 @@ empe_secure_button_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_secure_button_class_init (EMailParserSecureButtonClass *klass)
 {
-	e_mail_parser_secure_button_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-source.c b/em-format/e-mail-parser-source.c
index ae1a9a3a51..8f06beebab 100644
--- a/em-format/e-mail-parser-source.c
+++ b/em-format/e-mail-parser-source.c
@@ -86,7 +86,6 @@ empe_source_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_source_class_init (EMailParserSourceClass *klass)
 {
-	e_mail_parser_source_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-text-enriched.c b/em-format/e-mail-parser-text-enriched.c
index fad71f825b..e456fbb6fc 100644
--- a/em-format/e-mail-parser-text-enriched.c
+++ b/em-format/e-mail-parser-text-enriched.c
@@ -106,7 +106,6 @@ empe_text_enriched_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_text_enriched_class_init (EMailParserTextEnrichedClass *klass)
 {
-	e_mail_parser_text_enriched_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-text-html.c b/em-format/e-mail-parser-text-html.c
index 05c7bcd242..bf3cf0e1b7 100644
--- a/em-format/e-mail-parser-text-html.c
+++ b/em-format/e-mail-parser-text-html.c
@@ -116,7 +116,6 @@ empe_text_html_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_text_html_class_init (EMailParserTextHTMLClass *klass)
 {
-	e_mail_parser_text_html_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void
diff --git a/em-format/e-mail-parser-text-plain.c b/em-format/e-mail-parser-text-plain.c
index 999030447b..af6947ada1 100644
--- a/em-format/e-mail-parser-text-plain.c
+++ b/em-format/e-mail-parser-text-plain.c
@@ -231,7 +231,6 @@ empe_text_plain_mime_types (EMailExtension *extension)
 static void
 e_mail_parser_text_plain_class_init (EMailParserTextPlainClass *klass)
 {
-	e_mail_parser_text_plain_parent_class = g_type_class_peek_parent (klass);
 }
 
 static void