Fix use of deprecated APIs

Author: vouillon

libs/amcharts3/amcharts3.ml

@@ -365,7 +365,7 @@ class type amCharts =
 
 let amCharts() =
   let amCharts : amCharts Js.t =
-    Js.Unsafe.variable "AmCharts"
+    Js.Unsafe.global ##. _AmCharts
   in
   amCharts
 

libs/amcharts3/amcharts3_bis.ml

@@ -594,7 +594,7 @@ class type amCharts =
   end
 
 let amCharts () =
-  let amCharts : amCharts Js.t = Js.Unsafe.variable "AmCharts" in
+  let amCharts : amCharts Js.t = Js.Unsafe.global ##. _AmCharts in
   amCharts
 
 let export ?divId () =

libs/amcharts3/ammap3.ml

@@ -122,7 +122,7 @@ class type amCharts =
 
 let amCharts() =
   let amCharts : amCharts Js.t =
-    Js.Unsafe.variable "AmCharts"
+    Js.Unsafe.global ##. _AmCharts
   in
   amCharts
 

libs/disqus/ezjs_disqus.ml

@@ -23,7 +23,7 @@ let build_config ?(lang="en") ?title url identifier () =
   let title = match title with
     | None -> Printf.sprintf "Thread for %s" identifier
     | Some title -> title in
-  let disqus : disqus Js.t = Js.Unsafe.variable "DISQUS" in
+  let disqus : disqus Js.t = Js.Unsafe.global ##. _DISQUS in
   let page_config : page Js.t = Js.Unsafe.obj [||] in
   page_config##.identifier := Js.string identifier;
   page_config##.url := Js.string url;
@@ -42,7 +42,7 @@ let init ?lang ?title url identifier name =
   Dom.appendChild doc##.body s
 
 let reset ?lang ?title url identifier =
-  let disqus : disqus Js.t = Js.Unsafe.variable "DISQUS" in
+  let disqus : disqus Js.t = Js.Unsafe.global ##. _DISQUS in
   let disqus_obj : disqus_reset Js.t = Js.Unsafe.obj [||] in
   disqus_obj##.reload := Js._true;
   disqus_obj##.config := build_config ?lang ?title url identifier;

libs/google_auth/ezjs_gauth.ml

@@ -212,13 +212,13 @@ type auth_response = {
 let verbose = ref false
 let set_verbose v =  verbose := v
 
-let gapi : gapi t optdef = Unsafe.variable "gapi"
+let gapi : gapi t optdef = Unsafe.global ##. gapi
 
 let ready ?(none=fun () -> if !verbose then log_str "cannot find gapi")
     ?(timeout=500.) (f : gapi t -> unit) =
-  match Optdef.to_option (Unsafe.variable "gapi") with
+  match Optdef.to_option (Unsafe.global ##. gapi) with
   | None ->
-    let cb () = Optdef.case (Unsafe.variable "gapi") none f in
+    let cb () = Optdef.case (Unsafe.global ##. gapi) none f in
     ignore @@ Dom_html.window##setTimeout (wrap_callback cb) timeout
   | Some gapi -> f gapi
 

libs/utils/ezjs_tyxml.ml

@@ -34,7 +34,7 @@ type 'a elt = 'a Html.elt
 
 open Js
 
-exception JsError = Error
+exception JsError = Js_error.Exn
 type ('a, 'b) result = ('a, 'b) Stdlib.result = Ok of 'a | Error of 'b
 
 let doc = Dom_html.document

libs/utils/ezjs_tyxml.mli

@@ -34,7 +34,7 @@ type 'a elt = 'a Html.elt
 
 open Js
 
-exception JsError of error t
+exception JsError of Js_error.t
 type ('a, 'b) result = ('a, 'b) Stdlib.result = Ok of 'a | Error of 'b
 
 val alert: string -> unit