/* * Copyright (C) 2016 Apple Inc. All Rights Reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #include <wtf/HashCountedSet.h> #include <wtf/HashMap.h> namespace WebCore { class MainFrame; enum class ShouldIncludeExpensiveComputations { No, Yes }; class PerformanceLogging { WTF_MAKE_FAST_ALLOCATED; WTF_MAKE_NONCOPYABLE(PerformanceLogging); public: explicit PerformanceLogging(MainFrame&); enum PointOfInterest { MainFrameLoadStarted, MainFrameLoadCompleted, }; void didReachPointOfInterest(PointOfInterest); WEBCORE_EXPORT static HashCountedSet<const char*> javaScriptObjectCounts(); WEBCORE_EXPORT static HashMap<const char*, size_t> memoryUsageStatistics(ShouldIncludeExpensiveComputations); WEBCORE_EXPORT static std::optional<uint64_t> physicalFootprint(); private: static void getPlatformMemoryUsageStatistics(HashMap<const char*, size_t>&); MainFrame& m_mainFrame; }; }