1 files changed, 59 insertions, 0 deletions
diff --git a/gfx/ipc/GPUChild.h b/gfx/ipc/GPUChild.h
new file mode 100644
index 000000000..c0f7d076f
--- /dev/null
+++ b/gfx/ipc/GPUChild.h
@@ -0,0 +1,59 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=99: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#ifndef _include_mozilla_gfx_ipc_GPUChild_h_
+#define _include_mozilla_gfx_ipc_GPUChild_h_
+
+#include "mozilla/RefPtr.h"
+#include "mozilla/UniquePtr.h"
+#include "mozilla/gfx/PGPUChild.h"
+#include "mozilla/gfx/gfxVarReceiver.h"
+
+namespace mozilla {
+namespace ipc {
+class CrashReporterHost;
+} // namespace
+namespace gfx {
+
+class GPUProcessHost;
+
+class GPUChild final
+  : public PGPUChild,
+    public gfxVarReceiver
+{
+public:
+  explicit GPUChild(GPUProcessHost* aHost);
+  ~GPUChild();
+
+  void Init();
+
+  void EnsureGPUReady();
+
+  // gfxVarReceiver overrides.
+  void OnVarChanged(const GfxVarUpdate& aVar) override;
+
+  // PGPUChild overrides.
+  bool RecvInitComplete(const GPUDeviceData& aData) override;
+  bool RecvReportCheckerboard(const uint32_t& aSeverity, const nsCString& aLog) override;
+  bool RecvInitCrashReporter(Shmem&& shmem) override;
+  bool RecvAccumulateChildHistogram(InfallibleTArray<Accumulation>&& aAccumulations) override;
+  bool RecvAccumulateChildKeyedHistogram(InfallibleTArray<KeyedAccumulation>&& aAccumulations) override;
+  void ActorDestroy(ActorDestroyReason aWhy) override;
+  bool RecvGraphicsError(const nsCString& aError) override;
+  bool RecvNotifyUiObservers(const nsCString& aTopic) override;
+  bool RecvNotifyDeviceReset() override;
+
+  static void Destroy(UniquePtr<GPUChild>&& aChild);
+
+private:
+  GPUProcessHost* mHost;
+  UniquePtr<ipc::CrashReporterHost> mCrashReporter;
+  bool mGPUReady;
+};
+
+} // namespace gfx
+} // namespace mozilla
+
+#endif // _include_mozilla_gfx_ipc_GPUChild_h_