1 files changed, 42 insertions, 0 deletions
diff --git a/tools/profiler/public/ProfileGatherer.h b/tools/profiler/public/ProfileGatherer.h
new file mode 100644
index 0000000000..4e39a4f5cf
--- /dev/null
+++ b/tools/profiler/public/ProfileGatherer.h
@@ -0,0 +1,42 @@
+/* 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 MOZ_PROFILE_GATHERER_H
+#define MOZ_PROFILE_GATHERER_H
+
+#include "mozilla/dom/Promise.h"
+
+class GeckoSampler;
+
+namespace mozilla {
+
+class ProfileGatherer final : public nsIObserver
+{
+public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIOBSERVER
+
+  explicit ProfileGatherer(GeckoSampler* aTicker);
+  void WillGatherOOPProfile();
+  void GatheredOOPProfile();
+  void Start(double aSinceTime, mozilla::dom::Promise* aPromise);
+  void Cancel();
+  void OOPExitProfile(const nsCString& aProfile);
+
+private:
+  ~ProfileGatherer() {};
+  void Finish();
+  void Reset();
+
+  nsTArray<nsCString> mExitProfiles;
+  RefPtr<mozilla::dom::Promise> mPromise;
+  GeckoSampler* mTicker;
+  double mSinceTime;
+  uint32_t mPendingProfiles;
+  bool mGathering;
+};
+
+} // namespace mozilla
+
+#endif