[dconf-editor] Remove double.MIN use.

[Arnaud B. <arnaudb src gnome org>]

commit 2b6699d1da93359a7f3967fd33c2ba062be37573
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Tue Sep 25 13:25:33 2018 +0200

    Remove double.MIN use.
    
    https://gitlab.gnome.org/GNOME/vala/issues/680

 editor/dconf-view.vala     | 2 +-
 editor/setting-object.vala | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/editor/dconf-view.vala b/editor/dconf-view.vala
index 5db7443..60379d5 100644
--- a/editor/dconf-view.vala
+++ b/editor/dconf-view.vala
@@ -343,7 +343,7 @@ private class KeyEditorChildNumberDouble : KeyEditorChildNumberCustom
         }
         else
         {
-            min = double.MIN;
+            min = -double.MAX; // https://gitlab.gnome.org/GNOME/vala/issues/680
             max = double.MAX;
         }
 
diff --git a/editor/setting-object.vala b/editor/setting-object.vala
index 8a915a3..fd6d8bb 100644
--- a/editor/setting-object.vala
+++ b/editor/setting-object.vala
@@ -144,9 +144,9 @@ private abstract class Key : SettingObject
                 max = (!) (nullable_max ?? "%llu".printf (uint64.MAX));
                 return;
             case "d":
-                string? nullable_min = "%'g".printf (double.MIN).locale_to_utf8 (-1, null, null, null);
+                string? nullable_min = "%'g".printf (-double.MAX).locale_to_utf8 (-1, null, null, null);    
// see after
                 string? nullable_max = "%'g".printf (double.MAX).locale_to_utf8 (-1, null, null, null);
-                min = (!) (nullable_min ?? "%g".printf (double.MIN));
+                min = (!) (nullable_min ?? "%g".printf (-double.MAX));  // 
https://gitlab.gnome.org/GNOME/vala/issues/680
                 max = (!) (nullable_max ?? "%g".printf (double.MAX));
                 return;
             case "h":