[gtk] cssparser: Add gtk_css_parser_consume_url()

[Benjamin Otte <otte src gnome org>]

commit 607502ef437978088caed0309137244dbda7a1e8
Author: Benjamin Otte <otte redhat com>
Date:   Tue Apr 9 02:29:27 2019 +0200

    cssparser: Add gtk_css_parser_consume_url()
    
    Another slight renaming and semantics change.

 gtk/gtkcssimagerecolor.c  |  7 ++-----
 gtk/gtkcssimageurl.c      |  2 +-
 gtk/gtkcssparser.c        |  2 +-
 gtk/gtkcssparserprivate.h |  2 +-
 gtk/gtkcssprovider.c      | 11 ++++++++---
 5 files changed, 13 insertions(+), 11 deletions(-)
---
diff --git a/gtk/gtkcssimagerecolor.c b/gtk/gtkcssimagerecolor.c
index 3ac856f651..2027b4ecc5 100644
--- a/gtk/gtkcssimagerecolor.c
+++ b/gtk/gtkcssimagerecolor.c
@@ -245,12 +245,9 @@ gtk_css_image_recolor_parse_arg (GtkCssParser *parser,
   switch (arg)
   {
     case 0:
-      self->file = _gtk_css_parser_read_url (parser);
+      self->file = gtk_css_parser_consume_url (parser);
       if (self->file == NULL)
-        {
-          _gtk_css_parser_error (parser, "Expected a url here");
-          return 0;
-        }
+        return 0;
       return 1;
 
     case 1:
diff --git a/gtk/gtkcssimageurl.c b/gtk/gtkcssimageurl.c
index b4db3740a4..e46dd0ac9b 100644
--- a/gtk/gtkcssimageurl.c
+++ b/gtk/gtkcssimageurl.c
@@ -165,7 +165,7 @@ gtk_css_image_url_parse (GtkCssImage  *image,
 {
   GtkCssImageUrl *url = GTK_CSS_IMAGE_URL (image);
 
-  url->file = _gtk_css_parser_read_url (parser);
+  url->file = gtk_css_parser_consume_url (parser);
   if (url->file == NULL)
     return FALSE;
 
diff --git a/gtk/gtkcssparser.c b/gtk/gtkcssparser.c
index fa613464a4..502f2ec794 100644
--- a/gtk/gtkcssparser.c
+++ b/gtk/gtkcssparser.c
@@ -1036,7 +1036,7 @@ _gtk_css_parser_try_hash_color (GtkCssParser *parser,
 }
 
 GFile *
-_gtk_css_parser_read_url (GtkCssParser *parser)
+gtk_css_parser_consume_url (GtkCssParser *parser)
 {
   gchar *path;
   GFile *file;
diff --git a/gtk/gtkcssparserprivate.h b/gtk/gtkcssparserprivate.h
index 9dd518d531..fec25fceff 100644
--- a/gtk/gtkcssparserprivate.h
+++ b/gtk/gtkcssparserprivate.h
@@ -98,6 +98,7 @@ gboolean        _gtk_css_parser_try_hash_color    (GtkCssParser          *parser
 
 char *          gtk_css_parser_consume_ident      (GtkCssParser          *self);
 char *          gtk_css_parser_consume_string     (GtkCssParser          *self);
+GFile *         gtk_css_parser_consume_url        (GtkCssParser          *self);
 gboolean        gtk_css_parser_consume_number     (GtkCssParser          *self,
                                                    double                *number);
 gboolean        gtk_css_parser_consume_integer    (GtkCssParser          *parser,
@@ -113,7 +114,6 @@ gsize           gtk_css_parser_consume_any        (GtkCssParser          *parser
                                                    gpointer               user_data);
 
 gboolean        _gtk_css_parser_has_number        (GtkCssParser          *parser);
-GFile *         _gtk_css_parser_read_url          (GtkCssParser          *parser);
 
 void            _gtk_css_parser_skip_whitespace   (GtkCssParser          *parser);
 void            _gtk_css_parser_resync            (GtkCssParser          *parser,
diff --git a/gtk/gtkcssprovider.c b/gtk/gtkcssprovider.c
index bb77fcdbaa..1abcaa8472 100644
--- a/gtk/gtkcssprovider.c
+++ b/gtk/gtkcssprovider.c
@@ -787,12 +787,17 @@ parse_import (GtkCssScanner *scanner)
       char *url;
 
       url = gtk_css_parser_consume_string (scanner->parser);
-      file = gtk_css_parser_resolve_url (scanner->parser, url);
-      g_free (url);
+      if (url)
+        {
+          file = gtk_css_parser_resolve_url (scanner->parser, url);
+          g_free (url);
+        }
+      else
+        file = NULL;
     }
   else
     {
-      file = _gtk_css_parser_read_url (scanner->parser);
+      file = gtk_css_parser_consume_url (scanner->parser);
     }
 
   if (file == NULL)