Remove support on Linux/BSD for ancient versions of WebKitGtk.

Still supporting 2.4.11 on Mac/Win.

CMakeLists.txt

@@ -206,15 +206,8 @@ if (WITH_GNUCASH)
     pkg_check_modules (WEBKIT REQUIRED IMPORTED_TARGET webkitgtk-3.0)
     set(WEBKIT1 1 CACHE INTERNAL "WebKitGtk")
   else()
-    pkg_check_modules (WEBKIT IMPORTED_TARGET webkit2gtk-4.0)
-    if (NOT WEBKIT_FOUND)
-      pkg_check_modules (WEBKIT REQUIRED IMPORTED_TARGET webkit2gtk-3.0)
-      set(WEBKIT2_3 1 CACHE INTERNAL "WebKit2Gtk3")
-    else()
-      if (NOT WEBKIT2_3)
-        set(WEBKIT2_4 1 CACHE INTERNAL "WebKit2Gtk4")
-      endif()
-    endif()
+    pkg_check_modules (WEBKIT REQUIRED IMPORTED_TARGET webkit2gtk-4.0>2.14.0)
+    set(WEBKIT2 1 CACHE INTERNAL "WebKit2Gtk4")
   endif()
 
   pkg_check_modules (GTK3 REQUIRED IMPORTED_TARGET gtk+-3.0>=3.18.0)

common/config.h.cmake.in

@@ -353,8 +353,7 @@
 #cmakedefine _POSIX_SOURCE 1
 
 /* Definitions for what WEBKIT version we're compiling against: */
-#cmakedefine WEBKIT2_4 1
-#cmakedefine WEBKIT2_3 1
+#cmakedefine WEBKIT2 1
 #cmakedefine WEBKIT1 1
 
 /* Definitions for all OS */

gnucash/html/gnc-html-webkit2.c

@@ -101,11 +101,9 @@ static gboolean webkit_decide_policy_cb (WebKitWebView* web_view,
 static void webkit_mouse_target_cb (WebKitWebView* web_view,
                      WebKitHitTestResult *hit,
                      guint modifiers, gpointer data);
-#if WEBKIT_MINOR_VERSION >= 8
 static gboolean webkit_notification_cb (WebKitWebView *web_view,
                      WebKitNotification *note,
                      gpointer user_data);
-#endif
 static gboolean webkit_load_failed_cb (WebKitWebView *web_view,
                      WebKitLoadEvent event,
                      gchar *uri, GError *error,
@@ -150,12 +148,8 @@ gnc_html_webkit_webview_new (void)
      webkit_settings = webkit_web_view_get_settings (WEBKIT_WEB_VIEW (view));
      g_object_set (G_OBJECT(webkit_settings),
                    "default-charset", "utf-8",
-#if WEBKIT_MINOR_VERSION >= 10
                    "allow-file-access-from-file-urls", TRUE,
-#endif
-#if WEBKIT_MINOR_VERSION >= 14
                    "allow-universal-access-from-file-urls", TRUE,
-#endif
                    "enable-java", FALSE,
                    "enable-page-cache", FALSE,
                    "enable-plugins", FALSE,
@@ -206,11 +200,9 @@ gnc_html_webkit_init( GncHtmlWebkit* self )
                        G_CALLBACK (webkit_mouse_target_cb),
                        self);
 
-#if WEBKIT_MINOR_VERSION >= 8
      g_signal_connect (priv->web_view, "show-notification",
                        G_CALLBACK (webkit_notification_cb),
                        self);
-#endif
 
      g_signal_connect (priv->web_view, "load-failed",
                        G_CALLBACK (webkit_load_failed_cb),
@@ -671,7 +663,6 @@ webkit_mouse_target_cb (WebKitWebView *web_view, WebKitHitTestResult *hit,
                    priv->base.flyover_cb_data);
      }
 }
-#if WEBKIT_MINOR_VERSION >= 8
 static gboolean
 webkit_notification_cb (WebKitWebView* web_view, WebKitNotification *note,
             gpointer user_data)
@@ -692,7 +683,6 @@ webkit_notification_cb (WebKitWebView* web_view, WebKitNotification *note,
      gtk_widget_destroy (dialog);
      return TRUE;
 }
-#endif
 
 static gboolean
 webkit_load_failed_cb (WebKitWebView *web_view, WebKitLoadEvent event,