зеркало из https://github.com/mozilla/gecko-dev.git
138 строки
4.3 KiB
C++
138 строки
4.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsThreadUtils.h"
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#include "mozilla/PerformanceUtils.h"
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#include "mozilla/ResultExtensions.h"
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#include "mozilla/dom/DocGroup.h"
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#include "mozilla/dom/BrowserChild.h"
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#include "mozilla/dom/BrowsingContextGroup.h"
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#include "mozilla/dom/ContentChild.h"
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#include "mozilla/dom/WorkerDebugger.h"
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#include "mozilla/dom/WorkerDebuggerManager.h"
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#include "MediaDecoder.h"
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#include "XPCJSMemoryReporter.h"
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#include "jsfriendapi.h"
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#include "js/MemoryMetrics.h"
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#include "nsWindowMemoryReporter.h"
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using namespace mozilla;
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using namespace mozilla::dom;
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namespace mozilla {
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nsTArray<RefPtr<PerformanceInfoPromise>> CollectPerformanceInfo() {
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nsTArray<RefPtr<PerformanceInfoPromise>> promises;
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// collecting ReportPerformanceInfo from all WorkerDebugger instances
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RefPtr<mozilla::dom::WorkerDebuggerManager> wdm =
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WorkerDebuggerManager::GetOrCreate();
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if (NS_WARN_IF(!wdm)) {
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return promises;
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}
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for (uint32_t i = 0; i < wdm->GetDebuggersLength(); i++) {
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const RefPtr<WorkerDebugger> debugger = wdm->GetDebuggerAt(i);
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promises.AppendElement(debugger->ReportPerformanceInfo());
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}
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nsTArray<RefPtr<BrowsingContextGroup>> groups;
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BrowsingContextGroup::GetAllGroups(groups);
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nsTArray<DocGroup*> docGroups;
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for (auto& browsingContextGroup : groups) {
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browsingContextGroup->GetDocGroups(docGroups);
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}
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for (DocGroup* docGroup : docGroups) {
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promises.AppendElement(docGroup->ReportPerformanceInfo());
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}
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return promises;
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}
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void AddWindowTabSizes(nsGlobalWindowOuter* aWindow, nsTabSizes* aSizes) {
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Document* document = aWindow->GetDocument();
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if (document && document->GetCachedSizes(aSizes)) {
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// We got a cached version
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return;
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}
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// We measure the sizes on a fresh nsTabSizes instance
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// because we want to cache the value and aSizes might
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// already have some values from other windows.
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nsTabSizes sizes;
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// Measure the window.
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SizeOfState state(moz_malloc_size_of);
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nsWindowSizes windowSizes(state);
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aWindow->AddSizeOfIncludingThis(windowSizes);
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// Measure the inner window, if there is one.
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nsGlobalWindowInner* inner = aWindow->GetCurrentInnerWindowInternal();
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if (inner != nullptr) {
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inner->AddSizeOfIncludingThis(windowSizes);
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}
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windowSizes.addToTabSizes(&sizes);
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if (document) {
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document->SetCachedSizes(&sizes);
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}
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aSizes->mDom += sizes.mDom;
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aSizes->mStyle += sizes.mStyle;
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aSizes->mOther += sizes.mOther;
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}
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nsresult GetTabSizes(nsGlobalWindowOuter* aWindow, nsTabSizes* aSizes) {
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// Add the window (and inner window) sizes. Might be cached.
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AddWindowTabSizes(aWindow, aSizes);
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BrowsingContext* bc = aWindow->GetBrowsingContext();
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if (!bc) {
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return NS_OK;
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}
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// Measure this window's descendents.
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for (const auto& frame : bc->Children()) {
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if (auto* childWin = nsGlobalWindowOuter::Cast(frame->GetDOMWindow())) {
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MOZ_TRY(GetTabSizes(childWin, aSizes));
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}
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}
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return NS_OK;
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}
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RefPtr<MemoryPromise> CollectMemoryInfo(
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const nsCOMPtr<nsPIDOMWindowOuter>& aWindow,
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const RefPtr<AbstractThread>& aEventTarget) {
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// Getting Dom sizes. -- XXX should we reimplement GetTabSizes to async here ?
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nsGlobalWindowOuter* window = nsGlobalWindowOuter::Cast(aWindow);
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nsTabSizes sizes;
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nsresult rv = GetTabSizes(window, &sizes);
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if (NS_FAILED(rv)) {
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return MemoryPromise::CreateAndReject(rv, __func__);
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}
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// Getting GC Heap Usage
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JSObject* obj = window->GetGlobalJSObject();
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uint64_t GCHeapUsage = 0;
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if (obj != nullptr) {
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GCHeapUsage = js::GetGCHeapUsageForObjectZone(obj);
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}
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// Getting Media sizes.
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return GetMediaMemorySizes()->Then(
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aEventTarget, __func__,
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[GCHeapUsage, sizes](const MediaMemoryInfo& media) {
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return MemoryPromise::CreateAndResolve(
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PerformanceMemoryInfo(media, sizes.mDom, sizes.mStyle, sizes.mOther,
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GCHeapUsage),
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__func__);
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},
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[](const nsresult rv) {
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return MemoryPromise::CreateAndReject(rv, __func__);
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});
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}
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} // namespace mozilla
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