Use G_DEFINE_QUARK for GLib's own quarks

This commit just deals with glib/.
gobject/ and gio/ will be handled in separate commits.

glib/gbookmarkfile.c

@@ -1585,15 +1585,7 @@ timestamp_from_iso8601 (const gchar *iso_date)
   return (time_t) stamp.tv_sec;
 }
 
-
-
-GQuark
-g_bookmark_file_error_quark (void)
-{
-  return g_quark_from_static_string ("g-bookmark-file-error-quark");
-}
-
-
+G_DEFINE_QUARK ("g-bookmark-file-error-quark", g_bookmark_file_error)
 
 /********************
  *    Public API    *

glib/gconvert.c

@@ -194,11 +194,7 @@
  */
 #define NUL_TERMINATOR_LENGTH 4
 
-GQuark 
-g_convert_error_quark (void)
-{
-  return g_quark_from_static_string ("g_convert_error");
-}
+G_DEFINE_QUARK ("g_convert_error", g_convert_error)
 
 static gboolean
 try_conversion (const char *to_codeset,

glib/gfileutils.c

@@ -459,11 +459,7 @@ g_file_test (const gchar *filename,
 #endif
 }
 
-GQuark
-g_file_error_quark (void)
-{
-  return g_quark_from_static_string ("g-file-error-quark");
-}
+G_DEFINE_QUARK ("g-file-error-quark", g_file_error)
 
 /**
  * g_file_error_from_errno:

glib/giochannel.c

@@ -2580,8 +2580,5 @@ g_io_channel_write_unichar (GIOChannel  *channel,
  *
  * Error codes returned by #GIOChannel operations.
  **/
-GQuark
-g_io_channel_error_quark (void)
-{
-  return g_quark_from_static_string ("g-io-channel-error-quark");
-}
+
+G_DEFINE_QUARK ("g-io-channel-error-quark", g_io_channel_error)

glib/gkeyfile.c

@@ -554,12 +554,7 @@ static void                  g_key_file_parse_data             (GKeyFile
 static void                  g_key_file_flush_parse_buffer     (GKeyFile               *key_file,
 								GError                **error);
 
-
-GQuark
-g_key_file_error_quark (void)
-{
-  return g_quark_from_static_string ("g-key-file-error-quark");
-}
+G_DEFINE_QUARK ("g-key-file-error-quark", g_key_file_error)
 
 static void
 g_key_file_init (GKeyFile *key_file)

glib/glib-unix.c

@@ -43,11 +43,7 @@
  * "glib-unix.h" header.
  */
 
-GQuark
-g_unix_error_quark (void)
-{
-  return g_quark_from_static_string ("g-unix-error-quark");
-}
+G_DEFINE_QUARK ("g-unix-error-quark", g_unix_error)
 
 static gboolean
 g_unix_set_error_from_errno (GError **error,

glib/gmarkup.c

@@ -82,11 +82,7 @@
  * </itemizedlist>
  */
 
-GQuark
-g_markup_error_quark (void)
-{
-  return g_quark_from_static_string ("g-markup-error-quark");
-}
+G_DEFINE_QUARK ("g-markup-error-quark", g_markup_error)
 
 typedef enum
 {

glib/goption.c

@@ -272,12 +272,7 @@ _g_utf8_strwidth (const gchar *p)
   return len;
 }
 
-
-GQuark
-g_option_error_quark (void)
-{
-  return g_quark_from_static_string ("g-option-context-error-quark");
-}
+G_DEFINE_QUARK ("g-option-context-error-quark", g_option_error)
 
 /**
  * g_option_context_new:

glib/gregex.c

@@ -1229,16 +1229,7 @@ g_match_info_fetch_all (const GMatchInfo *match_info)
 
 /* GRegex */
 
-GQuark
-g_regex_error_quark (void)
-{
-  static GQuark error_quark = 0;
-
-  if (error_quark == 0)
-    error_quark = g_quark_from_static_string ("g-regex-error-quark");
-
-  return error_quark;
-}
+G_DEFINE_QUARK ("g-regex-error-quark", g_regex_error)
 
 /**
  * g_regex_ref:

glib/gshell.c

@@ -54,11 +54,7 @@
  *
  * Error codes returned by shell functions.
  **/
-GQuark
-g_shell_error_quark (void)
-{
-  return g_quark_from_static_string ("g-shell-error-quark");
-}
+G_DEFINE_QUARK ("g-shell-error-quark", g_shell_error)
 
 /* Single quotes preserve the literal string exactly. escape
  * sequences are not allowed; not even \' - if you want a '

glib/gspawn-win32.c

@@ -205,17 +205,8 @@ protect_argv (gchar  **argv,
   return argc;
 }
 
-GQuark
-g_spawn_error_quark (void)
-{
-  return g_quark_from_static_string ("g-exec-error-quark");
-}
-
-GQuark
-g_spawn_exit_error_quark (void)
-{
-  return g_quark_from_static_string ("g-spawn-exit-error-quark");
-}
+G_DEFINE_QUARK ("g-exec-error-quark", g_spawn_error)
+G_DEFINE_QUARK ("g-spawn-exit-error-quark", g_spawn_exit_error)
 
 gboolean
 g_spawn_async_utf8 (const gchar          *working_directory,

glib/gspawn.c

@@ -88,17 +88,8 @@ static gboolean fork_exec_with_pipes (gboolean              intermediate_child,
                                       gint                 *standard_error,
                                       GError              **error);
 
-GQuark
-g_spawn_error_quark (void)
-{
-  return g_quark_from_static_string ("g-exec-error-quark");
-}
-
-GQuark
-g_spawn_exit_error_quark (void)
-{
-  return g_quark_from_static_string ("g-spawn-exit-error-quark");
-}
+G_DEFINE_QUARK ("g-exec-error-quark", g_spawn_error)
+G_DEFINE_QUARK ("g-spawn-exit-error-quark", g_spawn_exit_error)
 
 /**
  * g_spawn_async:

glib/gthread.c

@@ -518,11 +518,7 @@
  *
  * The error domain of the GLib thread subsystem.
  **/
-GQuark
-g_thread_error_quark (void)
-{
-  return g_quark_from_static_string ("g_thread_error");
-}
+G_DEFINE_QUARK ("g_thread_error", g_thread_error)
 
 /* Local Data {{{1 -------------------------------------------------------- */
 

glib/gvariant-parser.c

@@ -70,16 +70,7 @@
  *
  * Error codes returned by parsing text-format GVariants.
  **/
-GQuark
-g_variant_parser_get_error_quark (void)
-{
-  static GQuark the_quark;
-
-  if (the_quark == 0)
-    the_quark = g_quark_from_static_string ("g-variant-parse-error-quark");
-
-  return the_quark;
-}
+G_DEFINE_QUARK ("g-variant-parse-error-quark", g_variant_parser_get_error)
 
 typedef struct
 {