commit b4d97bc75ff672725fd80e0c640748a74c6edc3e Author: Arthur Edelstein arthuredelstein@gmail.com Date: Thu Jul 2 12:54:18 2015 -0700

Revert "Bug #15502. Isolate blob URLs to first party; no blobURLs in Web Workers"

This reverts commit 7a8d11b1ef502688c97d7900c57361c4be6ae13a. --- .../pdfjs/content/PdfStreamConverter.jsm | 7 +----- .../extensions/pdfjs/content/build/pdf.worker.js | 9 +------- dom/base/ThirdPartyUtil.cpp | 9 -------- dom/base/nsHostObjectProtocolHandler.cpp | 23 ++------------------ dom/workers/URL.cpp | 7 ------ netwerk/base/mozIThirdPartyUtil.idl | 14 ------------ 6 files changed, 4 insertions(+), 65 deletions(-)

diff --git a/browser/extensions/pdfjs/content/PdfStreamConverter.jsm b/browser/extensions/pdfjs/content/PdfStreamConverter.jsm index 26515be..11db211 100644 --- a/browser/extensions/pdfjs/content/PdfStreamConverter.jsm +++ b/browser/extensions/pdfjs/content/PdfStreamConverter.jsm @@ -250,12 +250,6 @@ ChromeActions.prototype = { filename = 'document.pdf'; } var blobUri = data.blobUrl ? NetUtil.newURI(data.blobUrl) : originalUri; - var netChannel; - try { - netChannel = NetUtil.newChannel(blobUri); - } catch (e) { - netChannel = NetUtil.newChannel(originalUri); - } var extHelperAppSvc = Cc['@mozilla.org/uriloader/external-helper-app-service;1']. getService(Ci.nsIExternalHelperAppService); @@ -263,6 +257,7 @@ ChromeActions.prototype = { getService(Ci.nsIWindowWatcher).activeWindow;

var docIsPrivate = this.isInPrivateBrowsing(); + var netChannel = NetUtil.newChannel(blobUri); if ('nsIPrivateBrowsingChannel' in Ci && netChannel instanceof Ci.nsIPrivateBrowsingChannel) { netChannel.setPrivate(docIsPrivate); diff --git a/browser/extensions/pdfjs/content/build/pdf.worker.js b/browser/extensions/pdfjs/content/build/pdf.worker.js index a5dfe2f..c9de2ea 100644 --- a/browser/extensions/pdfjs/content/build/pdf.worker.js +++ b/browser/extensions/pdfjs/content/build/pdf.worker.js @@ -1152,14 +1152,7 @@ PDFJS.createObjectURL = (function createObjectURLClosure() { if (!PDFJS.disableCreateObjectURL && typeof URL !== 'undefined' && URL.createObjectURL) { var blob = PDFJS.createBlob(data, contentType); - try { - return URL.createObjectURL(blob); - } catch(e) { - // URL.createObjectURL has thrown an error; continue to - // data schema fallback. - // TODO: Remove this try-catch when we re-enable - // createObjectURL in workers. - } + return URL.createObjectURL(blob); }

var buffer = 'data:' + contentType + ';base64,'; diff --git a/dom/base/ThirdPartyUtil.cpp b/dom/base/ThirdPartyUtil.cpp index eb09b43..d0aed3a 100644 --- a/dom/base/ThirdPartyUtil.cpp +++ b/dom/base/ThirdPartyUtil.cpp @@ -746,12 +746,3 @@ ThirdPartyUtil::GetFirstPartyHostForIsolation(nsIURI *aFirstPartyURI, aHost.Append("--"); return NS_OK; } - -NS_IMETHODIMP -ThirdPartyUtil::GetFirstPartyHostFromCaller(nsACString& aHost) { - nsCOMPtr<nsIURI> uri; - nsresult rv = GetFirstPartyIsolationURI(nullptr, - nsContentUtils::GetDocumentFromCaller(), getter_AddRefs(uri)); - NS_ENSURE_SUCCESS(rv, rv); - return GetFirstPartyHostForIsolation(uri, aHost); -} diff --git a/dom/base/nsHostObjectProtocolHandler.cpp b/dom/base/nsHostObjectProtocolHandler.cpp index 8c440f4..aac33f9 100644 --- a/dom/base/nsHostObjectProtocolHandler.cpp +++ b/dom/base/nsHostObjectProtocolHandler.cpp @@ -16,7 +16,6 @@ #include "mozilla/dom/File.h" #include "mozilla/Preferences.h" #include "mozilla/LoadInfo.h" -#include "mozIThirdPartyUtil.h"

using mozilla::dom::FileImpl; using mozilla::ErrorResult; @@ -30,20 +29,9 @@ struct DataInfo nsCOMPtr<nsISupports> mObject; nsCOMPtr<nsIPrincipal> mPrincipal; nsCString mStack; - nsCString mFirstPartyHost; };

static nsClassHashtable<nsCStringHashKey, DataInfo>* gDataTable; -static nsCOMPtr<mozIThirdPartyUtil> gThirdPartyUtilService; - -static nsCString GetFirstPartyHostFromCaller() { - if (!gThirdPartyUtilService) { - gThirdPartyUtilService = do_GetService(THIRDPARTYUTIL_CONTRACTID); - } - nsCString host; - gThirdPartyUtilService->GetFirstPartyHostFromCaller(host); - return host; -}

// Memory reporting for the hash table. namespace mozilla { @@ -325,8 +313,6 @@ nsHostObjectProtocolHandler::AddDataEntry(const nsACString& aScheme,

info->mObject = aObject; info->mPrincipal = aPrincipal; - // Record the first party host that originated this object. - info->mFirstPartyHost = GetFirstPartyHostFromCaller(); mozilla::BlobURLsReporter::GetJSStackForBlob(info);

gDataTable->Put(aUri, info); @@ -451,10 +437,7 @@ GetDataObject(nsIURI* aURI) aURI->GetSpec(spec);

DataInfo* info = GetDataInfo(spec); - // Deny access to this object if the current first-party host - // doesn't match the originating first-party host. - return (info && info->mFirstPartyHost == GetFirstPartyHostFromCaller()) - ? info->mObject : nullptr; + return info ? info->mObject : nullptr; }

// ----------------------------------------------------------------------- @@ -512,9 +495,7 @@ nsHostObjectProtocolHandler::NewChannel2(nsIURI* uri,

DataInfo* info = GetDataInfo(spec);

- // Deny access to this URI if the current first party host - // doesn't match the first party host when it was created. - if (!info || (info->mFirstPartyHost != GetFirstPartyHostFromCaller())) { + if (!info) { return NS_ERROR_DOM_BAD_URI; }

diff --git a/dom/workers/URL.cpp b/dom/workers/URL.cpp index 2ad1276..fbf6987 100644 --- a/dom/workers/URL.cpp +++ b/dom/workers/URL.cpp @@ -889,13 +889,6 @@ URL::CreateObjectURL(const GlobalObject& aGlobal, File& aBlob, JSContext* cx = aGlobal.Context(); WorkerPrivate* workerPrivate = GetWorkerPrivateFromContext(cx);

- if (!workerPrivate->IsChromeWorker()) { - workerPrivate->ReportError(cx, "Worker attempted to use createObjectURL; denied.", nullptr); - NS_NAMED_LITERAL_STRING(argStr, "URL.createObjectURL"); - aRv.ThrowTypeError(MSG_METHOD_THIS_UNWRAPPING_DENIED, &argStr); - return; - } - nsRefPtr<FileImpl> blobImpl = aBlob.Impl(); MOZ_ASSERT(blobImpl);

diff --git a/netwerk/base/mozIThirdPartyUtil.idl b/netwerk/base/mozIThirdPartyUtil.idl index a06841d..68a7099 100644 --- a/netwerk/base/mozIThirdPartyUtil.idl +++ b/netwerk/base/mozIThirdPartyUtil.idl @@ -262,20 +262,6 @@ interface mozIThirdPartyUtil : nsISupports */ AUTF8String getFirstPartyHostForIsolation(in nsIURI aFirstPartyURI);

- /** - * getFirstPartyHostFromCaller - * - * Obtain the host or pseudo-host for the first party URI belonging - * to the calling document. See getFirstPartyHostForIsolation(...) for - * examples. - * - * @return host or pseudo host. - * - * @throws if the calling document's first party URI lacks a host - * and the scheme is not a whitelisted one for which we - * generate a pseudo host. - */ - AUTF8String getFirstPartyHostFromCaller(); };

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