From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- mozglue/baseprofiler/core/PageInformation.cpp | 49 +++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 mozglue/baseprofiler/core/PageInformation.cpp (limited to 'mozglue/baseprofiler/core/PageInformation.cpp') diff --git a/mozglue/baseprofiler/core/PageInformation.cpp b/mozglue/baseprofiler/core/PageInformation.cpp new file mode 100644 index 0000000000..bb7c7872aa --- /dev/null +++ b/mozglue/baseprofiler/core/PageInformation.cpp @@ -0,0 +1,49 @@ +/* -*- Mode: C++; tab-width: 2; 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 "PageInformation.h" + +#include "BaseProfiler.h" + +#include "mozilla/BaseProfileJSONWriter.h" + +namespace mozilla { +namespace baseprofiler { + +PageInformation::PageInformation(uint64_t aTabID, uint64_t aInnerWindowID, + const std::string& aUrl, + uint64_t aEmbedderInnerWindowID) + : mTabID(aTabID), + mInnerWindowID(aInnerWindowID), + mUrl(aUrl), + mEmbedderInnerWindowID(aEmbedderInnerWindowID), + mRefCnt(0) {} + +bool PageInformation::Equals(PageInformation* aOtherPageInfo) const { + // It's enough to check inner window IDs because they are unique for each + // page. Therefore, we don't have to check the tab ID or url. + return InnerWindowID() == aOtherPageInfo->InnerWindowID(); +} + +void PageInformation::StreamJSON(SpliceableJSONWriter& aWriter) const { + aWriter.StartObjectElement(); + // Here, we are converting uint64_t to double. Both tab and Inner + // Window IDs are created using `nsContentUtils::GenerateProcessSpecificId`, + // which is specifically designed to only use 53 of the 64 bits to be lossless + // when passed into and out of JS as a double. + aWriter.DoubleProperty("tabID", TabID()); + aWriter.DoubleProperty("innerWindowID", InnerWindowID()); + aWriter.StringProperty("url", Url()); + aWriter.DoubleProperty("embedderInnerWindowID", EmbedderInnerWindowID()); + aWriter.EndObject(); +} + +size_t PageInformation::SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const { + return aMallocSizeOf(this); +} + +} // namespace baseprofiler +} // namespace mozilla -- cgit v1.2.3