GMPCrashHelper.h (1203B)
1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */ 3 /* This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #if !defined(GMPCrashHelper_h_) 8 # define GMPCrashHelper_h_ 9 10 # include "MainThreadUtils.h" 11 # include "nsISupportsImpl.h" 12 13 class nsPIDOMWindowInner; 14 15 namespace mozilla { 16 17 // For every GMP actor requested, the caller can specify a crash helper, 18 // which is an object which supplies the nsPIDOMWindowInner to which we'll 19 // dispatch the PluginCrashed event if the GMP crashes. 20 // GMPCrashHelper has threadsafe refcounting. Its release method ensures 21 // that instances are destroyed on the main thread. 22 class GMPCrashHelper { 23 public: 24 NS_INLINE_DECL_THREADSAFE_REFCOUNTING_WITH_DELETE_ON_MAIN_THREAD( 25 GMPCrashHelper); 26 27 // Called on the main thread. 28 virtual already_AddRefed<nsPIDOMWindowInner> 29 GetPluginCrashedEventTarget() = 0; 30 31 protected: 32 virtual ~GMPCrashHelper() { MOZ_ASSERT(NS_IsMainThread()); } 33 }; 34 35 } // namespace mozilla 36 37 #endif // GMPCrashHelper_h_