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Chrome 77 saki

Google ya fitar da sabon sigar burauzar Intanet ta Chrome. A lokaci guda, sabon sakin aikin Chromium mai buɗewa - tushen Chrome - yana samuwa. An shirya sakin na gaba a ranar 22 ga Oktoba.

A cikin sabon sigar:

  • An dakatar da sanya alama daban-daban na rukunin yanar gizo tare da takaddun takaddun matakin EV (Extended Validation). Bayani game da amfani da takaddun shaida na EV yanzu ana nunawa kawai a cikin menu na ƙasa wanda aka nuna lokacin danna alamar haɗin kai mai aminci. Sunan kamfanin da hukumar ba da takaddun shaida ta tabbatar, wanda aka haɗa takardar shaidar EV, ba za a ƙara nuna shi a mashaya adireshin ba;
  • Ƙara warewa masu kula da rukunin yanar gizo. Ƙara kariya don bayanan giciye, kamar Kukis da albarkatun HTTP, waɗanda aka karɓa daga rukunin yanar gizo na ɓangare na uku waɗanda maharan ke sarrafawa. Keɓewa yana aiki ko da maharin ya gano kuskure a cikin tsarin aiwatarwa kuma yayi ƙoƙarin aiwatar da lamba a mahallinsa;
  • An ƙara sabon shafi na maraba da sababbin masu amfani (chrome://welcome/), wanda aka nuna a maimakon daidaitaccen dubawa don buɗe sabon shafin bayan ƙaddamar da Chrome na farko. Shafin yana ba ku damar yin alamar mashahuran sabis na Google (GMail, YouTube, Taswirori, Labarai da Fassara), haɗa gajerun hanyoyin zuwa sabon shafin Tab, haɗa zuwa asusun Google don kunna Sync Chrome, sannan saita Chrome ya zama tsohon kira akan tsarin. .
  • Sabon menu na shafin shafin, wanda aka nuna a kusurwar dama ta sama, yanzu yana da ikon loda hoton baya, da kuma zaɓuɓɓukan zaɓin jigo da saita shinge tare da gajerun hanyoyi don kewayawa cikin sauri (mafi yawan wuraren ziyarta, zaɓin mai amfani da hannu. , da kuma ɓoye tubalan tare da gajerun hanyoyi). A halin yanzu ana sanya saitunan azaman gwaji kuma suna buƙatar kunnawa ta tutoci "chrome://flags/#ntp-customization-menu-v2" da "chrome://flags/#chrome-colors-custom-color-picer";
  • An ba da raye-rayen alamar rukunin yanar gizon a cikin taken shafin, yana nuna cewa shafin yana kan aiwatar da lodi;
    Ƙara alamar "--baƙi", wanda ke ba ku damar ƙaddamar da Chrome daga layin umarni a cikin yanayin shiga baƙi (ba tare da haɗawa da asusun Google ba, ba tare da yin rikodin ayyukan mai bincike zuwa faifai ba kuma ba tare da adana zaman ba);
  • Ana ci gaba da tsaftace tutoci a cikin chrome://flags, wanda ya fara a cikin sakin karshe. Maimakon tutoci, yanzu ana ba da shawarar yin amfani da ka'idoji don daidaita halayen burauza;
  • An ƙara maɓallin "Aika zuwa na'urorinku" zuwa menu na mahallin shafi, tab, da adireshin adireshin, yana ba ku damar aika hanyar haɗi zuwa wata na'ura ta amfani da Chrome Sync. Bayan zaɓar na'urar da aka nufa da ke da alaƙa da wannan asusun kuma aika hanyar haɗin yanar gizon, za a nuna sanarwar akan na'urar da aka yi niyya don buɗe hanyar haɗin yanar gizon;
  • A cikin nau'in Android, shafin da ke da jerin fayilolin da aka zazzage an sake fasalin gaba ɗaya, wanda a maimakon menu mai saukarwa da sassan abun ciki, an ƙara maɓallai don tace jeri na gaba ɗaya ta nau'in abun ciki, da thumbnails na hotuna da aka sauke. yanzu ana nuna su a duk faɗin allon;
  • An ƙara sabbin ma'auni don kimanta saurin lodawa da samar da abun ciki a cikin mai bincike, baiwa mai haɓaka gidan yanar gizon damar sanin yadda sauri babban abun ciki na shafin ke samuwa ga mai amfani. Kayan aikin sarrafawa da aka bayar a baya sun ba da damar yin hukunci kawai gaskiyar cewa an fara nunawa, amma ba shirye-shiryen shafin gaba ɗaya ba. Chrome 77 yana ba da sabon API ɗin Paint Mafi Girma, wanda ke ba ku damar gano lokacin aiwatar da manyan abubuwa (mai amfani-gani) a cikin bayyane, kamar hotuna, bidiyo, abubuwan toshewa da bayanan shafi;
  • An ƙara PerformanceEventTiming API, wanda ke ba da bayanai game da jinkiri kafin mu'amalar mai amfani ta farko (misali, latsa maɓalli akan madannai ko linzamin kwamfuta, danna ko matsar da mai nuni). Sabuwar API wani yanki ne na EventTiming API wanda ke ba da ƙarin bayani don aunawa da haɓaka amsawar sadarwa;
  • An ƙara sabbin fasalulluka don fom waɗanda ke sauƙaƙa amfani da abubuwan sarrafa nau'ikan ku waɗanda ba daidai ba (filayen shigar da ba daidai ba, maɓalli, da sauransu). Sabuwar taron "formdata" ya ba da damar yin amfani da masu sarrafa JavaScript don ƙara bayanai a cikin fom lokacin da aka ƙaddamar da shi, ba tare da adana bayanan a cikin abubuwan shigar da aka ɓoye ba.
    Sabon fasalin na biyu shine goyon baya don ƙirƙirar abubuwa na al'ada da ke da alaƙa da nau'i wanda ke aiki a matsayin tsarin sarrafa nau'i, ciki har da iyawa kamar ba da damar tabbatar da shigarwar shigarwa da kuma haifar da bayanan da za a aika zuwa uwar garke. An gabatar da wata kadara ta formAssociated don yiwa alama alama azaman ɓangaren haɗin siginar sigar, kuma an ƙara kiran attachInternals() don samun damar ƙarin hanyoyin sarrafa tsari kamar setFormValue() da setValidity();
  • A Yanayin Gwaji na Asalin (fasali na gwaji waɗanda ke buƙatar kunnawa daban), an ƙara sabon Contact Picker API, kyale mai amfani ya zaɓi shigarwar daga littafin adireshi da canja wurin wasu bayanai game da su zuwa rukunin yanar gizon. Lokacin nema, ana ƙayyade jerin kaddarorin da ake buƙatar samu (misali, cikakken suna, imel, lambar waya). Ana nuna waɗannan kaddarorin a fili ga mai amfani, wanda ya yanke shawarar ƙarshe don canja wurin bayanai ko a'a. Ana iya amfani da API ɗin, alal misali, a cikin abokin ciniki na saƙon gidan yanar gizo don zaɓar masu karɓa don wasiƙar da aka aiko, a cikin aikace-aikacen gidan yanar gizo tare da aikin VoIP don fara kira zuwa takamaiman lamba, ko a cikin hanyar sadarwar zamantakewa don bincika abokan da suka rigaya suka yi rajista. .
    Gwajin Asalin yana nuna ikon yin aiki tare da ƙayyadaddun API daga aikace-aikacen da aka zazzage daga localhost ko 127.0.0.1, ko bayan yin rijista da karɓar wata alama ta musamman wacce ke aiki na ƙayyadadden lokaci don takamaiman rukunin yanar gizo;
  • Domin siffofin, an aiwatar da sifa ta "enterkeyhint", wanda ke ba ku damar ayyana halayen lokacin da kuka danna maɓallin Shigar akan maɓallan kama-da-wane. Siffar na iya ɗaukar ƙimar shigar, aikata, tafi, gaba, baya, bincika da aikawa;
  • An ƙara dokar yanki-daftarin aiki wanda ke sarrafa damar zuwa kayan "document.domain". Ta hanyar tsoho, ana ba da izinin shiga, amma idan an hana shi, ƙoƙari na canza darajar "document.domain" zai haifar da kuskure;
  • An ƙara kiran LayoutShift zuwa API ɗin Performance don bin sauye-sauye a matsayin abubuwan DOM akan allon.
    Girman taken “Referer” HTTP yana iyakance zuwa 4 KB; idan wannan ƙimar ta wuce, an yanke abun ciki zuwa sunan yanki;
  • Hujjar url a cikin aikin rajistaProtocolHandler() ta iyakance ga yin amfani da makircin http:// da https:// kawai kuma yanzu baya yarda da tsarin "data:" da "blob:";
  • Ƙara goyon baya don tsara raka'a na ma'auni, agogo, kimiyya da ƙaƙƙarfan bayanai zuwa hanyar Intl.NumberFormat (misali, "Intl.NumberFormat ('en', {style: 'unit', unit:'meter-per-second'} ”);
  • An ƙara sabbin kaddarorin CSS overscroll-hali-inline da overscroll-behavior-block don sarrafa halayen gungurawa lokacin da aka kai madaidaicin iyakar yankin gungurawa;
  • Kayan farin-sarari na CSS yanzu yana goyan bayan ƙimar hutu;
  • Ma'aikatan Sabis sun ƙara goyan baya don ingantaccen ingantaccen HTTP da kuma nuna daidaitaccen maganganu don shigar da sigogin shiga;
  • Ana iya amfani da API ɗin MIDI na Yanar Gizo a yanzu a cikin mahallin amintaccen haɗi (https, fayil na gida ko mai gida);
  • An ayyana WebVR 1.1 API ɗin da ba a daina amfani da shi ba, wanda WebXR Na'urar API ta maye gurbinsa, wanda ke ba da damar yin amfani da abubuwan haɗin gwiwa don ƙirƙirar gaskiya da haɓakawa da haɓaka aiki tare da nau'ikan na'urori daban-daban, daga kwalkwali na zahiri na gaskiya zuwa mafita dangane da na'urorin hannu.
    A cikin kayan aikin haɓakawa, an ƙara ikon kwafin kaddarorin CSS na kumburin DOM zuwa faifan allo ta cikin menu na mahallin, wanda ake kira ta danna-dama akan kumburin itacen DOM. An ƙara wani keɓancewa (Nuna Rendering/Layout Shift Regions) don bibiyar sauye-sauyen shimfidar wuri saboda rashin masu sanya wuri don talla da hotuna (lokacin loda hoto na gaba yana jujjuya rubutu a ƙasa lokacin kallo). An sabunta dashboard ɗin duba zuwa fitowar Haske 5.1. An kunna sauyawa ta atomatik zuwa jigon duhu na DevTools lokacin amfani da jigon duhu a cikin OS. A cikin yanayin duba hanyar sadarwa, an ƙara tuta don loda kayan aiki daga cache na prefetch. Ƙara goyon baya don nuna saƙonnin turawa da sanarwa a cikin Ƙungiyar Aikace-aikacen. A cikin na'ura mai ba da hanya tsakanin hanyoyin sadarwa, lokacin samfoti abubuwa, yanzu ana nuna filayen azuzuwan masu zaman kansu;
  • A cikin injin V8 JavaScript, an inganta ma'ajiyar kididdiga game da nau'ikan operands da ake amfani da su a ayyuka daban-daban (yana ba ku damar haɓaka aiwatar da waɗannan ayyukan ta la'akari da takamaiman nau'ikan). Don rage yawan amfani da ƙwaƙwalwar ajiya, yanzu ana sanya nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i-nau'i-nau'i) an sanya su cikin ƙwaƙwalwar ajiya kawai bayan an aiwatar da wani adadin bytecode wanda ke kawar da buƙatar ingantawa don ayyuka tare da gajeren rayuwa. Wannan canjin yana ba ku damar adana 1-2% na ƙwaƙwalwar ajiya a cikin sigar don tsarin tebur da 5-6% don na'urorin hannu;
  • Ingantattun scalability na WebAssembly harhada baya-bayanan abubuwan sarrafawa a cikin tsarin, mafi girman fa'ida daga haɓaka haɓakawa. Misali, akan injin Xeon na 24-core, lokacin tattarawa don Epic ZenGarden demo app an yanke shi cikin rabi;

Baya ga sabbin abubuwa da gyare-gyaren kwaro, sabon sigar yana kawar da lahani 52. Yawancin raunin da aka gano sakamakon gwajin atomatik ta amfani da AddressSanitizer, MemorySanitizer, Control Flow Integrity, LibFuzzer da kayan aikin AFL. Fito ɗaya (CVE-2019-5870) ana yiwa alama alama mai mahimmanci, watau. yana ba ku damar ƙetare duk matakan kariya na burauza da aiwatar da lamba akan tsarin a wajen yanayin sandbox. Har yanzu ba a bayyana cikakkun bayanai game da mummunan rauni ba; kawai an san cewa zai iya kaiwa ga samun damar zuwa wurin ƙwaƙwalwar ajiya da aka riga aka saki a cikin lambar sarrafa bayanan multimedia. A matsayin wani ɓangare na shirin biyan tukuicin kuɗi don gano lahani ga sakin na yanzu, Google ya biya lambobin yabo 38 da suka kai dalar Amurka 33500 (kyautar $7500, lambobin yabo $3000 huɗu, lambobin yabo $2000, lambobin yabo $1000 huɗu da lambobin yabo $ 500). Har yanzu ba a tantance girman lada 18 ba.

source: linux.org.ru

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