import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

tools/profiler/gecko/SaveProfileTask.h

@@ -0,0 +1,54 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 PROFILER_SAVETASK_H_
+#define PROFILER_SAVETASK_H_
+
+#include "platform.h"
+#include "nsThreadUtils.h"
+#include "nsIXULRuntime.h"
+#include "nsDirectoryServiceUtils.h"
+#include "nsDirectoryServiceDefs.h"
+#include "nsXULAppAPI.h"
+#include "nsIProfileSaveEvent.h"
+
+#ifdef XP_WIN
+ #include <windows.h>
+ #define getpid GetCurrentProcessId
+#else
+ #include <unistd.h>
+#endif
+
+/**
+ * This is an event used to save the profile on the main thread
+ * to be sure that it is not being modified while saving.
+ */
+class SaveProfileTask : public mozilla::Runnable {
+public:
+  SaveProfileTask() {}
+
+  NS_IMETHOD Run();
+};
+
+class ProfileSaveEvent final : public nsIProfileSaveEvent {
+public:
+  typedef void (*AddSubProfileFunc)(const char* aProfile, void* aClosure);
+  NS_DECL_ISUPPORTS
+
+  ProfileSaveEvent(AddSubProfileFunc aFunc, void* aClosure)
+    : mFunc(aFunc)
+    , mClosure(aClosure)
+  {}
+
+  NS_IMETHOD AddSubProfile(const char* aProfile) override;
+private:
+  ~ProfileSaveEvent() {}
+
+  AddSubProfileFunc mFunc;
+  void* mClosure;
+};
+
+#endif
+