Repo created

TMessagesProj/jni/voip/webrtc/base/profiler/native_unwinder_android.h

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+// Copyright 2019 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef BASE_PROFILER_NATIVE_UNWINDER_ANDROID_H_
+#define BASE_PROFILER_NATIVE_UNWINDER_ANDROID_H_
+
+#include "base/profiler/unwinder.h"
+
+namespace base {
+
+// Native unwinder implementation for Android, using libunwindstack.
+//
+// TODO(charliea): Implement this class.
+// See: https://crbug.com/989102
+class NativeUnwinderAndroid : public Unwinder {
+ public:
+  NativeUnwinderAndroid() = default;
+
+  NativeUnwinderAndroid(const NativeUnwinderAndroid&) = delete;
+  NativeUnwinderAndroid& operator=(const NativeUnwinderAndroid&) = delete;
+
+  // Unwinder
+  bool CanUnwindFrom(const Frame& current_frame) const override;
+  UnwindResult TryUnwind(RegisterContext* thread_context,
+                         uintptr_t stack_top,
+                         ModuleCache* module_cache,
+                         std::vector<Frame>* stack) const override;
+};
+
+}  // namespace base
+
+#endif  // BASE_PROFILER_NATIVE_UNWINDER_ANDROID_H_