[gnome-calculator/wip/chergert/gsv-4] build: port to GtkSourceView 4

[Christian Hergert <chergert src gnome org>]

commit a7e90aa179beb0fce9c892841dd75ad8198a5c72
Author: Christian Hergert <chergert redhat com>
Date:   Thu Sep 27 00:47:02 2018 -0700

    build: port to GtkSourceView 4

 .gitlab-ci.yml            | 4 ++--
 meson.build               | 2 +-
 org.gnome.Calculator.json | 5 ++---
 snap/snapcraft.yaml       | 2 +-
 src/math-display.vala     | 2 +-
 5 files changed, 7 insertions(+), 8 deletions(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0835b0ee..4ecbd503 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,12 +2,12 @@
   image: ubuntu:rolling
   before_script:
     - apt-get update
-    - apt-get install -q -y --no-install-recommends meson valac gcc gettext itstool libgtk-3-dev 
libgtksourceview-3.0-dev libmpc-dev libmpfr-dev libsoup2.4-dev libxml2-dev
+    - apt-get install -q -y --no-install-recommends meson valac gcc gettext itstool libgtk-3-dev 
libgtksourceview-4-dev libmpc-dev libmpfr-dev libsoup2.4-dev libxml2-dev
 
 .before_script_template: &fedora_before_script
   image: fedora:latest
   before_script:
-    - dnf install -y meson vala itstool gtk3-devel gtksourceview3-devel libmpc-devel mpfr-devel 
libsoup-devel libxml2-devel
+    - dnf install -y meson vala itstool gtk3-devel gtksourceview4-devel libmpc-devel mpfr-devel 
libsoup-devel libxml2-devel
 
 .build_template: &meson_build
   stage: build
diff --git a/meson.build b/meson.build
index 924fcad9..c0bbf77f 100644
--- a/meson.build
+++ b/meson.build
@@ -26,7 +26,7 @@ glib = dependency('glib-2.0', version: '>= ' + glib_min_version)
 gmodule_export = dependency('gmodule-export-2.0')
 gobject = dependency('gobject-2.0', version: '>= ' + glib_min_version)
 gtk = dependency('gtk+-3.0', version: '>= 3.19.3')
-gtksourceview = dependency('gtksourceview-3.0', version: '>= 3.15.1')
+gtksourceview = dependency('gtksourceview-4', version: '>= 4.0.2')
 libsoup = dependency('libsoup-2.4', version: '>= 2.42')
 libxml = dependency('libxml-2.0')
 
diff --git a/org.gnome.Calculator.json b/org.gnome.Calculator.json
index cc2bca1d..b5826475 100644
--- a/org.gnome.Calculator.json
+++ b/org.gnome.Calculator.json
@@ -26,7 +26,7 @@
                 "/man", "/share/man", "/share/gtk-doc",
                 "/share/vala", "*.la", "*.a",
                 "/bin/gcalccmd",
-                "/lib/girepository-1.0", "/share/info", "/share/gtksourceview-3.0",
+                "/lib/girepository-1.0", "/share/info", "/share/gtksourceview-4",
                 "/share/doc", "/share/gir-1.0"
     ],
     "modules": [
@@ -58,8 +58,7 @@
             "sources": [
                 {
                     "type": "git",
-                    "url": "https://gitlab.gnome.org/GNOME/gtksourceview.git";,
-                    "branch": "gnome-3-24"
+                    "url": "https://gitlab.gnome.org/GNOME/gtksourceview.git";
                 }
             ]
         },
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index 81778234..22ab7a31 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -80,7 +80,7 @@ parts:
       - intltool
       - libglib2.0-dev
       - libgtk-3-dev
-      - libgtksourceview-3.0-dev 
+      - libgtksourceview-4-dev
       - libxml2-dev
       - libsoup2.4-dev
       - libmpc-dev
diff --git a/src/math-display.vala b/src/math-display.vala
index 56403cea..21d8cd70 100644
--- a/src/math-display.vala
+++ b/src/math-display.vala
@@ -442,7 +442,7 @@ public class CompletionProvider : GLib.Object, Gtk.SourceCompletionProvider
 
     public virtual Gtk.SourceCompletionItem create_proposal (string label, string text, string details)
     {
-        var proposal = Gtk.SourceCompletionItem.new2 ();
+        var proposal = new Gtk.SourceCompletionItem ();
         proposal.label = label;
         proposal.text = text;
         proposal.info = details;