Revert "All addEventListener should returns EventSubscription.t"

This reverts commit bac7fd5.

Closes #408

Author: MoOx

reason-react-native/src/apis/AppState.md

@@ -22,7 +22,7 @@ external currentState: t = "";
 [@bs.scope "AppState"] [@bs.module "react-native"]
 external addEventListener:
   ([@bs.string] [ | `change(t => unit) | `memoryWarning(unit => unit)]) =>
-  unit =
+  EventSubscription.t =
   "";
 
 [@bs.scope "AppState"] [@bs.module "react-native"]

reason-react-native/src/apis/AppState.re

@@ -15,7 +15,7 @@ external currentState: t = "";
 [@bs.scope "AppState"] [@bs.module "react-native"]
 external addEventListener:
   ([@bs.string] [ | `change(t => unit) | `memoryWarning(unit => unit)]) =>
-  unit =
+  EventSubscription.t =
   "";
 
 [@bs.scope "AppState"] [@bs.module "react-native"]

reason-react-native/src/apis/AppState.rei

@@ -15,7 +15,7 @@ external currentState: t = "";
 [@bs.scope "AppState"] [@bs.module "react-native"]
 external addEventListener:
   ([@bs.string] [ | `change(t => unit) | `memoryWarning(unit => unit)]) =>
-  unit =
+  EventSubscription.t =
   "";
 
 [@bs.scope "AppState"] [@bs.module "react-native"]

reason-react-native/src/apis/BackHandler.md

@@ -5,13 +5,14 @@ wip: true
 ---
 
 ```reason
+type remove = {. "remove": unit => unit};
+
 [@bs.scope "BackHandler"] [@bs.module "react-native"]
 external exitApp: unit => unit = "";
 
 [@bs.scope "BackHandler"] [@bs.module "react-native"]
 external addEventListener:
-  ([@bs.string] [ | `backPress | `hardwareBackPress], unit => bool) =>
-  EventSubscription.t =
+  ([@bs.string] [ | `backPress | `hardwareBackPress], unit => bool) => remove =
   "";
 
 [@bs.scope "BackHandler"] [@bs.module "react-native"]

reason-react-native/src/apis/BackHandler.re

@@ -1,10 +1,11 @@
+type remove = {. "remove": unit => unit};
+
 [@bs.scope "BackHandler"] [@bs.module "react-native"]
 external exitApp: unit => unit = "";
 
 [@bs.scope "BackHandler"] [@bs.module "react-native"]
 external addEventListener:
-  ([@bs.string] [ | `backPress | `hardwareBackPress], unit => bool) =>
-  EventSubscription.t =
+  ([@bs.string] [ | `backPress | `hardwareBackPress], unit => bool) => remove =
   "";
 
 [@bs.scope "BackHandler"] [@bs.module "react-native"]

reason-react-native/src/apis/NetInfo.md

@@ -49,9 +49,11 @@ type info = {
   "effectiveType": EffectiveConnectionType.t,
 };
 
+type remove = {. "remove": unit => unit};
+
 [@bs.module "react-native"] [@bs.scope "NetInfo"]
 external addEventListener:
-  ([@bs.string] [ | `connectionChange], info => unit) => EventSubscription.t =
+  ([@bs.string] [ | `connectionChange], info => unit) => remove =
   "";
 
 [@bs.module "react-native"] [@bs.scope "NetInfo"]
@@ -68,7 +70,7 @@ external getConnectionInfo: unit => Js.Promise.t(info) = "";
 module IsConnected = {
   [@bs.module "react-native"] [@bs.scope ("NetInfo", "isConnected")]
   external addEventListener:
-    ([@bs.string] [ | `connectionChange], bool => unit) => EventSubscription.t =
+    ([@bs.string] [ | `connectionChange], bool => unit) => remove =
     "";
 
   [@bs.module "react-native"] [@bs.scope ("NetInfo", "isConnected")]

reason-react-native/src/apis/NetInfo.re

@@ -42,9 +42,11 @@ type info = {
   "effectiveType": EffectiveConnectionType.t,
 };
 
+type remove = {. "remove": unit => unit};
+
 [@bs.module "react-native"] [@bs.scope "NetInfo"]
 external addEventListener:
-  ([@bs.string] [ | `connectionChange], info => unit) => EventSubscription.t =
+  ([@bs.string] [ | `connectionChange], info => unit) => remove =
   "";
 
 [@bs.module "react-native"] [@bs.scope "NetInfo"]
@@ -61,7 +63,7 @@ external getConnectionInfo: unit => Js.Promise.t(info) = "";
 module IsConnected = {
   [@bs.module "react-native"] [@bs.scope ("NetInfo", "isConnected")]
   external addEventListener:
-    ([@bs.string] [ | `connectionChange], bool => unit) => EventSubscription.t =
+    ([@bs.string] [ | `connectionChange], bool => unit) => remove =
     "";
 
   [@bs.module "react-native"] [@bs.scope ("NetInfo", "isConnected")]

reason-react-native/src/apis/NetInfo.rei

@@ -42,9 +42,11 @@ type info = {
   "_type": ConnectionType.t,
 };
 
+type remove = {. "remove": unit => unit};
+
 [@bs.module "react-native"] [@bs.scope "NetInfo"]
 external addEventListener:
-  ([@bs.string] [ | `connectionChange], info => unit) => EventSubscription.t =
+  ([@bs.string] [ | `connectionChange], info => unit) => remove =
   "";
 
 [@bs.module "react-native"] [@bs.scope "NetInfo"]
@@ -61,7 +63,7 @@ external getConnectionInfo: unit => Js.Promise.t(info) = "";
 module IsConnected: {
   [@bs.module "react-native"] [@bs.scope ("NetInfo", "isConnected")]
   external addEventListener:
-    ([@bs.string] [ | `connectionChange], bool => unit) => EventSubscription.t =
+    ([@bs.string] [ | `connectionChange], bool => unit) => remove =
     "";
 
   [@bs.module "react-native"] [@bs.scope ("NetInfo", "isConnected")]