| // Copyright 2015 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GIN_V8_ISOLATE_MEMORY_DUMP_PROVIDER_H_ |
| #define GIN_V8_ISOLATE_MEMORY_DUMP_PROVIDER_H_ |
| |
| #include "base/memory/raw_ptr.h" |
| #include "base/task/single_thread_task_runner.h" |
| #include "base/trace_event/memory_dump_provider.h" |
| #include "gin/gin_export.h" |
| |
| namespace gin { |
| |
| class IsolateHolder; |
| |
| // Memory dump provider for the chrome://tracing infrastructure. It dumps |
| // summarized memory stats about the V8 Isolate. |
| class V8IsolateMemoryDumpProvider |
| : public base::trace_event::MemoryDumpProvider { |
| public: |
| V8IsolateMemoryDumpProvider( |
| IsolateHolder* isolate_holder, |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner); |
| V8IsolateMemoryDumpProvider(const V8IsolateMemoryDumpProvider&) = delete; |
| V8IsolateMemoryDumpProvider& operator=(const V8IsolateMemoryDumpProvider&) = |
| delete; |
| ~V8IsolateMemoryDumpProvider() override; |
| |
| // MemoryDumpProvider implementation. |
| bool OnMemoryDump( |
| const base::trace_event::MemoryDumpArgs& args, |
| base::trace_event::ProcessMemoryDump* process_memory_dump) override; |
| |
| private: |
| void DumpHeapStatistics( |
| const base::trace_event::MemoryDumpArgs& args, |
| base::trace_event::ProcessMemoryDump* process_memory_dump); |
| |
| raw_ptr<IsolateHolder> isolate_holder_; // Not owned. |
| }; |
| |
| } // namespace gin |
| |
| #endif // GIN_V8_ISOLATE_MEMORY_DUMP_PROVIDER_H_ |