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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#include "mozilla/PerformanceUtils.h"
#include "mozilla/dom/DOMTypes.h"
#include "mozilla/dom/DocGroup.h"
#include "mozilla/dom/BrowsingContextGroup.h"
#include "mozilla/dom/Document.h"
#include "mozilla/dom/WorkerDebugger.h"
#include "mozilla/dom/WorkerDebuggerManager.h"
#include "MediaDecoder.h"
#include "jsfriendapi.h"
#include "nsGlobalWindowOuter.h"
#include "nsWindowSizes.h"
using namespace mozilla;
using namespace mozilla::dom;
namespace mozilla {
nsTArray<RefPtr<PerformanceInfoPromise>> CollectPerformanceInfo() {
nsTArray<RefPtr<PerformanceInfoPromise>> promises;
// collecting ReportPerformanceInfo from all WorkerDebugger instances
RefPtr<mozilla::dom::WorkerDebuggerManager> wdm =
WorkerDebuggerManager::GetOrCreate();
if (NS_WARN_IF(!wdm)) {
return promises;
}
for (uint32_t i = 0; i < wdm->GetDebuggersLength(); i++) {
const RefPtr<WorkerDebugger> debugger = wdm->GetDebuggerAt(i);
promises.AppendElement(debugger->ReportPerformanceInfo());
}
nsTArray<RefPtr<BrowsingContextGroup>> groups;
BrowsingContextGroup::GetAllGroups(groups);
nsTArray<DocGroup*> docGroups;
for (auto& browsingContextGroup : groups) {
browsingContextGroup->GetDocGroups(docGroups);
}
for (DocGroup* docGroup : docGroups) {
promises.AppendElement(docGroup->ReportPerformanceInfo());
}
return promises;
}
void AddWindowTabSizes(nsGlobalWindowOuter* aWindow, nsTabSizes* aSizes) {
Document* document = aWindow->GetDocument();
if (document && document->GetCachedSizes(aSizes)) {
// We got a cached version
return;
}
// We measure the sizes on a fresh nsTabSizes instance
// because we want to cache the value and aSizes might
// already have some values from other windows.
nsTabSizes sizes;
// Measure the window.
SizeOfState state(moz_malloc_size_of);
nsWindowSizes windowSizes(state);
aWindow->AddSizeOfIncludingThis(windowSizes);
// Measure the inner window, if there is one.
nsGlobalWindowInner* inner = aWindow->GetCurrentInnerWindowInternal();
if (inner != nullptr) {
inner->AddSizeOfIncludingThis(windowSizes);
}
windowSizes.addToTabSizes(&sizes);
if (document) {
document->SetCachedSizes(&sizes);
}
aSizes->mDom += sizes.mDom;
aSizes->mStyle += sizes.mStyle;
aSizes->mOther += sizes.mOther;
}
nsresult GetTabSizes(BrowsingContext* aContext, nsTabSizes* aSizes) {
if (!aContext) {
return NS_OK;
}
// Add the window (and inner window) sizes. Might be cached.
nsGlobalWindowOuter* window =
nsGlobalWindowOuter::Cast(aContext->GetDOMWindow());
if (window) {
AddWindowTabSizes(window, aSizes);
}
// Measure this window's descendents.
for (const auto& child : aContext->Children()) {
MOZ_TRY(GetTabSizes(child, aSizes));
}
return NS_OK;
}
RefPtr<MemoryPromise> CollectMemoryInfo(
const RefPtr<DocGroup>& aDocGroup,
const RefPtr<AbstractThread>& aEventTarget) {
// Getting Dom sizes. -- XXX should we reimplement GetTabSizes to async here ?
nsTabSizes sizes;
for (const auto& document : *aDocGroup) {
nsGlobalWindowOuter* window =
document ? nsGlobalWindowOuter::Cast(document->GetWindow()) : nullptr;
if (window) {
AddWindowTabSizes(window, &sizes);
}
}
BrowsingContextGroup* group = aDocGroup->GetBrowsingContextGroup();
// Getting GC Heap Usage
uint64_t GCHeapUsage = 0;
JSObject* object = group->GetWrapper();
if (object != nullptr) {
GCHeapUsage = js::GetGCHeapUsageForObjectZone(object);
}
// Getting Media sizes.
return GetMediaMemorySizes()->Then(
aEventTarget, __func__,
[GCHeapUsage, sizes](const MediaMemoryInfo& media) {
return MemoryPromise::CreateAndResolve(
PerformanceMemoryInfo(media, sizes.mDom, sizes.mStyle, sizes.mOther,
GCHeapUsage),
__func__);
},
[](const nsresult rv) {
return MemoryPromise::CreateAndReject(rv, __func__);
});
}
RefPtr<MemoryPromise> CollectMemoryInfo(
const RefPtr<BrowsingContext>& aContext,
const RefPtr<AbstractThread>& aEventTarget) {
// Getting Dom sizes. -- XXX should we reimplement GetTabSizes to async here ?
nsTabSizes sizes;
nsresult rv = GetTabSizes(aContext, &sizes);
if (NS_FAILED(rv)) {
return MemoryPromise::CreateAndReject(rv, __func__);
}
// Getting GC Heap Usage
JSObject* obj = aContext->GetWrapper();
uint64_t GCHeapUsage = 0;
if (obj != nullptr) {
GCHeapUsage = js::GetGCHeapUsageForObjectZone(obj);
}
// Getting Media sizes.
return GetMediaMemorySizes()->Then(
aEventTarget, __func__,
[GCHeapUsage, sizes](const MediaMemoryInfo& media) {
return MemoryPromise::CreateAndResolve(
PerformanceMemoryInfo(media, sizes.mDom, sizes.mStyle, sizes.mOther,
GCHeapUsage),
__func__);
},
[](const nsresult rv) {
return MemoryPromise::CreateAndReject(rv, __func__);
});
}
} // namespace mozilla
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