Revert of Partial implementation of subscription restrictions.

third_party/WebKit/Source/modules/push_messaging/PushManager.h

Index: third_party/WebKit/Source/modules/push_messaging/PushManager.h
diff --git a/third_party/WebKit/Source/modules/push_messaging/PushManager.h b/third_party/WebKit/Source/modules/push_messaging/PushManager.h
index a4c0729235085a650b207942c15df41a184a2417..d6d9cfdbb80f1bbfeb8e0b47d7429e6242b8f7d6 100644
--- a/third_party/WebKit/Source/modules/push_messaging/PushManager.h
+++ b/third_party/WebKit/Source/modules/push_messaging/PushManager.h
@@ -6,20 +6,16 @@
 #define PushManager_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
-#include "bindings/modules/v8/UnionTypesModules.h"
-#include "modules/ModulesExport.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
-class ExceptionState;
 class PushSubscriptionOptions;
 class ScriptPromise;
 class ScriptState;
 class ServiceWorkerRegistration;
-struct WebPushSubscriptionOptions;
 
-class MODULES_EXPORT PushManager final : public GarbageCollected<PushManager>, public ScriptWrappable {
+class PushManager final : public GarbageCollected<PushManager>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static PushManager* create(ServiceWorkerRegistration* registration)
@@ -27,16 +23,11 @@
         return new PushManager(registration);
     }
 
-    ScriptPromise subscribe(ScriptState*, const PushSubscriptionOptions&,
-        ExceptionState&);
+    ScriptPromise subscribe(ScriptState*, const PushSubscriptionOptions&);
     ScriptPromise getSubscription(ScriptState*);
-    ScriptPromise permissionState(ScriptState*, const PushSubscriptionOptions&,
-        ExceptionState&);
+    ScriptPromise permissionState(ScriptState*, const PushSubscriptionOptions&);
 
     DECLARE_TRACE();
-
-    static WebPushSubscriptionOptions toWebPushSubscriptionOptions(
-        const PushSubscriptionOptions&, ExceptionState&);
 
 private:
     explicit PushManager(ServiceWorkerRegistration*);