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-rw-r--r--gnu/packages/gnuzilla.scm9
-rw-r--r--gnu/packages/patches/icecat-CVE-2015-0817.patch44
-rw-r--r--gnu/packages/patches/icecat-CVE-2015-0818-pt1.patch67
-rw-r--r--gnu/packages/patches/icecat-CVE-2015-0818-pt2.patch28
-rw-r--r--gnu/packages/patches/icecat-bug-1127780.patch25
-rw-r--r--gnu/packages/patches/icecat-bug-1144991.patch76
-rw-r--r--gnu/packages/patches/icecat-bug-1145870.patch43
-rw-r--r--gnu/packages/patches/icecat-bug-1146339.patch162
8 files changed, 453 insertions, 1 deletions
diff --git a/gnu/packages/gnuzilla.scm b/gnu/packages/gnuzilla.scm
index 1d450cda64..1e9deb8bff 100644
--- a/gnu/packages/gnuzilla.scm
+++ b/gnu/packages/gnuzilla.scm
@@ -224,7 +224,14 @@ standards.")
version "/" name "-" version ".tar.bz2"))
(sha256
(base32
- "1rr4axghaypdkrf60i1qp6dz4cd29ya02fs3vyffvp4x9kgcq2dd"))))
+ "1rr4axghaypdkrf60i1qp6dz4cd29ya02fs3vyffvp4x9kgcq2dd"))
+ (patches (map search-patch '("icecat-bug-1127780.patch"
+ "icecat-CVE-2015-0817.patch"
+ "icecat-bug-1144991.patch"
+ "icecat-CVE-2015-0818-pt1.patch"
+ "icecat-bug-1145870.patch"
+ "icecat-CVE-2015-0818-pt2.patch"
+ "icecat-bug-1146339.patch")))))
(build-system gnu-build-system)
(inputs
`(("alsa-lib" ,alsa-lib)
diff --git a/gnu/packages/patches/icecat-CVE-2015-0817.patch b/gnu/packages/patches/icecat-CVE-2015-0817.patch
new file mode 100644
index 0000000000..bb530a535d
--- /dev/null
+++ b/gnu/packages/patches/icecat-CVE-2015-0817.patch
@@ -0,0 +1,44 @@
+From cedbdf8290018fbef65458e9e438c72adf2c2775 Mon Sep 17 00:00:00 2001
+From: Steve Fink <sfink@mozilla.com>
+Date: Thu, 19 Mar 2015 15:46:24 -0700
+Subject: [PATCH] Bug 1145255. r=luke, a=lmandel
+
+---
+ js/src/jit/AsmJS.cpp | 13 +++++++++++--
+ 1 file changed, 11 insertions(+), 2 deletions(-)
+
+diff --git a/js/src/jit/AsmJS.cpp b/js/src/jit/AsmJS.cpp
+index 302b5ab..1b8eed6 100644
+--- a/js/src/jit/AsmJS.cpp
++++ b/js/src/jit/AsmJS.cpp
+@@ -14,6 +14,7 @@
+
+ #include "jsmath.h"
+ #include "jsprf.h"
++#include "jsutil.h"
+ #include "jsworkers.h"
+ #include "prmjtime.h"
+
+@@ -3432,9 +3433,17 @@ FoldMaskedArrayIndex(FunctionCompiler &f, ParseNode **indexExpr, int32_t *mask,
+ if (IsLiteralOrConstInt(f, maskNode, &mask2)) {
+ // Flag the access to skip the bounds check if the mask ensures that an 'out of
+ // bounds' access can not occur based on the current heap length constraint.
+- if (mask2 == 0 ||
+- CountLeadingZeroes32(f.m().minHeapLength() - 1) <= CountLeadingZeroes32(mask2)) {
++ if (mask2 == 0) {
+ *needsBoundsCheck = NO_BOUNDS_CHECK;
++ } else {
++ uint32_t minHeap = f.m().minHeapLength();
++ uint32_t minHeapZeroes = CountLeadingZeroes32(minHeap - 1);
++ uint32_t maskZeroes = CountLeadingZeroes32(mask2);
++ if ((minHeapZeroes < maskZeroes) ||
++ (IsPowerOfTwo(minHeap) && minHeapZeroes == maskZeroes))
++ {
++ *needsBoundsCheck = NO_BOUNDS_CHECK;
++ }
+ }
+ *mask &= mask2;
+ *indexExpr = indexNode;
+--
+2.2.1
+
diff --git a/gnu/packages/patches/icecat-CVE-2015-0818-pt1.patch b/gnu/packages/patches/icecat-CVE-2015-0818-pt1.patch
new file mode 100644
index 0000000000..5d396eed6b
--- /dev/null
+++ b/gnu/packages/patches/icecat-CVE-2015-0818-pt1.patch
@@ -0,0 +1,67 @@
+From 79dddb16aaa58f5b5cef49dac6d234f500af3baf Mon Sep 17 00:00:00 2001
+From: Olli Pettay <Olli.Pettay@helsinki.fi>
+Date: Thu, 19 Mar 2015 21:53:32 -0400
+Subject: [PATCH] Bug 1144988 - Don't let other pages to load while doing
+ scroll-to-anchor. r=bz, a=lmandel
+
+---
+ docshell/base/nsDocShell.cpp | 23 ++++++++++++++---------
+ docshell/base/nsDocShell.h | 1 +
+ 2 files changed, 15 insertions(+), 9 deletions(-)
+
+diff --git a/docshell/base/nsDocShell.cpp b/docshell/base/nsDocShell.cpp
+index 887c910..14ff3f2 100644
+--- a/docshell/base/nsDocShell.cpp
++++ b/docshell/base/nsDocShell.cpp
+@@ -4204,8 +4204,8 @@ nsDocShell::IsPrintingOrPP(bool aDisplayErrorDialog)
+ bool
+ nsDocShell::IsNavigationAllowed(bool aDisplayPrintErrorDialog)
+ {
+- bool isAllowed = !IsPrintingOrPP(aDisplayPrintErrorDialog) && !mFiredUnloadEvent;
+- if (!isAllowed) {
++ bool isAllowed = !IsPrintingOrPP(aDisplayPrintErrorDialog) &&
++ !mFiredUnloadEvent && !mBlockNavigation; if (!isAllowed) {
+ return false;
+ }
+ if (!mContentViewer) {
+@@ -9321,13 +9321,18 @@ nsDocShell::InternalLoad(nsIURI * aURI,
+ GetCurScrollPos(ScrollOrientation_X, &cx);
+ GetCurScrollPos(ScrollOrientation_Y, &cy);
+
+- // ScrollToAnchor doesn't necessarily cause us to scroll the window;
+- // the function decides whether a scroll is appropriate based on the
+- // arguments it receives. But even if we don't end up scrolling,
+- // ScrollToAnchor performs other important tasks, such as informing
+- // the presShell that we have a new hash. See bug 680257.
+- rv = ScrollToAnchor(curHash, newHash, aLoadType);
+- NS_ENSURE_SUCCESS(rv, rv);
++ {
++ AutoRestore<bool> scrollingToAnchor(mBlockNavigation);
++ mBlockNavigation = true;
++
++ // ScrollToAnchor doesn't necessarily cause us to scroll the window;
++ // the function decides whether a scroll is appropriate based on the
++ // arguments it receives. But even if we don't end up scrolling,
++ // ScrollToAnchor performs other important tasks, such as informing
++ // the presShell that we have a new hash. See bug 680257.
++ rv = ScrollToAnchor(curHash, newHash, aLoadType);
++ NS_ENSURE_SUCCESS(rv, rv);
++ }
+
+ // Reset mLoadType to its original value once we exit this block,
+ // because this short-circuited load might have started after a
+diff --git a/docshell/base/nsDocShell.h b/docshell/base/nsDocShell.h
+index c191777..be353ee 100644
+--- a/docshell/base/nsDocShell.h
++++ b/docshell/base/nsDocShell.h
+@@ -835,6 +835,7 @@ protected:
+ bool mInPrivateBrowsing;
+ bool mUseRemoteTabs;
+ bool mDeviceSizeIsPageSize;
++ bool mBlockNavigation;
+
+ // Because scriptability depends on the mAllowJavascript values of our
+ // ancestors, we cache the effective scriptability and recompute it when
+--
+2.2.1
+
diff --git a/gnu/packages/patches/icecat-CVE-2015-0818-pt2.patch b/gnu/packages/patches/icecat-CVE-2015-0818-pt2.patch
new file mode 100644
index 0000000000..4eac5df4db
--- /dev/null
+++ b/gnu/packages/patches/icecat-CVE-2015-0818-pt2.patch
@@ -0,0 +1,28 @@
+From 83364c747c421b191f9d4012896a9e5a1d5223ad Mon Sep 17 00:00:00 2001
+From: Kyle Huey <khuey@kylehuey.com>
+Date: Fri, 20 Mar 2015 19:15:13 -0700
+Subject: [PATCH] Bug 1144988. r=bz a=lmandel
+
+---
+ docshell/base/nsDocShell.cpp | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/docshell/base/nsDocShell.cpp b/docshell/base/nsDocShell.cpp
+index 4cddcef..bdf88a5cf 100644
+--- a/docshell/base/nsDocShell.cpp
++++ b/docshell/base/nsDocShell.cpp
+@@ -1322,9 +1322,10 @@ nsDocShell::LoadURI(nsIURI * aURI,
+
+ // Note: we allow loads to get through here even if mFiredUnloadEvent is
+ // true; that case will get handled in LoadInternal or LoadHistoryEntry.
+- if (IsPrintingOrPP()) {
++ if (IsPrintingOrPP() || mBlockNavigation) {
+ return NS_OK; // JS may not handle returning of an error code
+ }
++
+ nsCOMPtr<nsIURI> referrer;
+ nsCOMPtr<nsIInputStream> postStream;
+ nsCOMPtr<nsIInputStream> headersStream;
+--
+2.2.1
+
diff --git a/gnu/packages/patches/icecat-bug-1127780.patch b/gnu/packages/patches/icecat-bug-1127780.patch
new file mode 100644
index 0000000000..c433616087
--- /dev/null
+++ b/gnu/packages/patches/icecat-bug-1127780.patch
@@ -0,0 +1,25 @@
+From cf1de3d04302841aaa05aed8364da3399cbca9b4 Mon Sep 17 00:00:00 2001
+From: Bobby Holley <bobbyholley@gmail.com>
+Date: Tue, 17 Feb 2015 17:47:12 -0500
+Subject: [PATCH] Bug 1127780 - Add null check. r=bz, a=bkerensa
+
+---
+ js/xpconnect/wrappers/XrayWrapper.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/js/xpconnect/wrappers/XrayWrapper.h b/js/xpconnect/wrappers/XrayWrapper.h
+index ead095f1..cc8c580 100644
+--- a/js/xpconnect/wrappers/XrayWrapper.h
++++ b/js/xpconnect/wrappers/XrayWrapper.h
+@@ -131,7 +131,7 @@ class XrayWrapper : public Base {
+ {
+ if (!Base::getPrototypeOf(cx, wrapper, protop))
+ return false;
+- if (WrapperFactory::IsXrayWrapper(protop))
++ if (!protop || WrapperFactory::IsXrayWrapper(protop))
+ return true;
+
+ protop.set(JS_GetObjectPrototype(cx, wrapper));
+--
+2.2.1
+
diff --git a/gnu/packages/patches/icecat-bug-1144991.patch b/gnu/packages/patches/icecat-bug-1144991.patch
new file mode 100644
index 0000000000..5632e37eb3
--- /dev/null
+++ b/gnu/packages/patches/icecat-bug-1144991.patch
@@ -0,0 +1,76 @@
+From ae49ed04f54c2f78d6ba7e545e0099602a3270fa Mon Sep 17 00:00:00 2001
+From: Boris Zbarsky <bzbarsky@mit.edu>
+Date: Thu, 19 Mar 2015 18:58:44 -0400
+Subject: [PATCH] Bug 1144991 - Be a bit more restrictive about when a
+ URI_IS_UI_RESOURCE source is allowed to link to a URI_IS_UI_RESOURCE URI that
+ doesn't have the same scheme. r=bholley, a=abillings
+
+---
+ caps/src/nsScriptSecurityManager.cpp | 38 +++++++++++++++++++++++++-----------
+ 1 file changed, 27 insertions(+), 11 deletions(-)
+
+diff --git a/caps/src/nsScriptSecurityManager.cpp b/caps/src/nsScriptSecurityManager.cpp
+index 3587358..6577b95 100644
+--- a/caps/src/nsScriptSecurityManager.cpp
++++ b/caps/src/nsScriptSecurityManager.cpp
+@@ -770,12 +770,31 @@ nsScriptSecurityManager::CheckLoadURIWithPrincipal(nsIPrincipal* aPrincipal,
+ NS_ENSURE_SUCCESS(rv, rv);
+ if (hasFlags) {
+ if (aFlags & nsIScriptSecurityManager::ALLOW_CHROME) {
++
++ // For now, don't change behavior for resource:// or moz-icon:// and
++ // just allow them.
+ if (!targetScheme.EqualsLiteral("chrome")) {
+- // for now don't change behavior for resource: or moz-icon:
+ return NS_OK;
+ }
+
+- // allow load only if chrome package is whitelisted
++ // Allow a URI_IS_UI_RESOURCE source to link to a URI_IS_UI_RESOURCE
++ // target if ALLOW_CHROME is set.
++ //
++ // ALLOW_CHROME is a flag that we pass on all loads _except_ docshell
++ // loads (since docshell loads run the loaded content with its origin
++ // principal). So we're effectively allowing resource://, chrome://,
++ // and moz-icon:// source URIs to load resource://, chrome://, and
++ // moz-icon:// files, so long as they're not loading it as a document.
++ bool sourceIsUIResource;
++ rv = NS_URIChainHasFlags(sourceBaseURI,
++ nsIProtocolHandler::URI_IS_UI_RESOURCE,
++ &sourceIsUIResource);
++ NS_ENSURE_SUCCESS(rv, rv);
++ if (sourceIsUIResource) {
++ return NS_OK;
++ }
++
++ // Allow the load only if the chrome package is whitelisted.
+ nsCOMPtr<nsIXULChromeRegistry> reg(do_GetService(
+ NS_CHROMEREGISTRY_CONTRACTID));
+ if (reg) {
+@@ -787,17 +806,14 @@ nsScriptSecurityManager::CheckLoadURIWithPrincipal(nsIPrincipal* aPrincipal,
+ }
+ }
+
+- // resource: and chrome: are equivalent, securitywise
+- // That's bogus!! Fix this. But watch out for
+- // the view-source stylesheet?
+- bool sourceIsChrome;
+- rv = NS_URIChainHasFlags(sourceBaseURI,
+- nsIProtocolHandler::URI_IS_UI_RESOURCE,
+- &sourceIsChrome);
+- NS_ENSURE_SUCCESS(rv, rv);
+- if (sourceIsChrome) {
++ // Special-case the hidden window: it's allowed to load
++ // URI_IS_UI_RESOURCE no matter what. Bug 1145470 tracks removing this.
++ nsAutoCString sourceSpec;
++ if (NS_SUCCEEDED(sourceBaseURI->GetSpec(sourceSpec)) &&
++ sourceSpec.EqualsLiteral("resource://gre-resources/hiddenWindow.html")) {
+ return NS_OK;
+ }
++
+ if (reportErrors) {
+ ReportError(nullptr, errorTag, sourceURI, aTargetURI);
+ }
+--
+2.2.1
+
diff --git a/gnu/packages/patches/icecat-bug-1145870.patch b/gnu/packages/patches/icecat-bug-1145870.patch
new file mode 100644
index 0000000000..34a018c697
--- /dev/null
+++ b/gnu/packages/patches/icecat-bug-1145870.patch
@@ -0,0 +1,43 @@
+From a40e2ebc2ab57dacb539d4e49ed4193764ff7112 Mon Sep 17 00:00:00 2001
+From: Kyle Huey <khuey@kylehuey.com>
+Date: Fri, 20 Mar 2015 19:05:56 -0700
+Subject: [PATCH] Bug 1145870. r=bz a=lmandel
+
+---
+ docshell/base/nsDocShell.cpp | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+diff --git a/docshell/base/nsDocShell.cpp b/docshell/base/nsDocShell.cpp
+index 14ff3f2..4cddcef 100644
+--- a/docshell/base/nsDocShell.cpp
++++ b/docshell/base/nsDocShell.cpp
+@@ -8900,6 +8900,8 @@ nsDocShell::InternalLoad(nsIURI * aURI,
+
+ NS_ENSURE_TRUE(!mIsBeingDestroyed, NS_ERROR_NOT_AVAILABLE);
+
++ NS_ENSURE_TRUE(!mBlockNavigation, NS_ERROR_UNEXPECTED);
++
+ // wyciwyg urls can only be loaded through history. Any normal load of
+ // wyciwyg through docshell is illegal. Disallow such loads.
+ if (aLoadType & LOAD_CMD_NORMAL) {
+@@ -12570,7 +12572,7 @@ nsDocShell::OnLinkClick(nsIContent* aContent,
+ {
+ NS_ASSERTION(NS_IsMainThread(), "wrong thread");
+
+- if (!IsOKToLoadURI(aURI)) {
++ if (!IsOKToLoadURI(aURI) || mBlockNavigation) {
+ return NS_OK;
+ }
+
+@@ -12626,7 +12628,7 @@ nsDocShell::OnLinkClickSync(nsIContent *aContent,
+ *aRequest = nullptr;
+ }
+
+- if (!IsOKToLoadURI(aURI)) {
++ if (!IsOKToLoadURI(aURI) || mBlockNavigation) {
+ return NS_OK;
+ }
+
+--
+2.2.1
+
diff --git a/gnu/packages/patches/icecat-bug-1146339.patch b/gnu/packages/patches/icecat-bug-1146339.patch
new file mode 100644
index 0000000000..9d858523b9
--- /dev/null
+++ b/gnu/packages/patches/icecat-bug-1146339.patch
@@ -0,0 +1,162 @@
+From 4ca86283a71427f27e810d77c8e75418f6428457 Mon Sep 17 00:00:00 2001
+From: Olli Pettay <Olli.Pettay@helsinki.fi>
+Date: Mon, 23 Mar 2015 22:23:53 -0400
+Subject: [PATCH] Bug 1146339 - Do anchor scrolling right before dispatching
+ popstate/hashchange. r=bz, a=lmandel
+
+---
+ docshell/base/nsDocShell.cpp | 64 +++++++++++++++++++++-----------------------
+ docshell/base/nsDocShell.h | 1 -
+ 2 files changed, 30 insertions(+), 35 deletions(-)
+
+diff --git a/docshell/base/nsDocShell.cpp b/docshell/base/nsDocShell.cpp
+index bdf88a5cf..efb6a6e 100644
+--- a/docshell/base/nsDocShell.cpp
++++ b/docshell/base/nsDocShell.cpp
+@@ -1322,7 +1322,7 @@ nsDocShell::LoadURI(nsIURI * aURI,
+
+ // Note: we allow loads to get through here even if mFiredUnloadEvent is
+ // true; that case will get handled in LoadInternal or LoadHistoryEntry.
+- if (IsPrintingOrPP() || mBlockNavigation) {
++ if (IsPrintingOrPP()) {
+ return NS_OK; // JS may not handle returning of an error code
+ }
+
+@@ -4206,7 +4206,8 @@ bool
+ nsDocShell::IsNavigationAllowed(bool aDisplayPrintErrorDialog)
+ {
+ bool isAllowed = !IsPrintingOrPP(aDisplayPrintErrorDialog) &&
+- !mFiredUnloadEvent && !mBlockNavigation; if (!isAllowed) {
++ !mFiredUnloadEvent;
++ if (!isAllowed) {
+ return false;
+ }
+ if (!mContentViewer) {
+@@ -8901,8 +8902,6 @@ nsDocShell::InternalLoad(nsIURI * aURI,
+
+ NS_ENSURE_TRUE(!mIsBeingDestroyed, NS_ERROR_NOT_AVAILABLE);
+
+- NS_ENSURE_TRUE(!mBlockNavigation, NS_ERROR_UNEXPECTED);
+-
+ // wyciwyg urls can only be loaded through history. Any normal load of
+ // wyciwyg through docshell is illegal. Disallow such loads.
+ if (aLoadType & LOAD_CMD_NORMAL) {
+@@ -9324,19 +9323,6 @@ nsDocShell::InternalLoad(nsIURI * aURI,
+ GetCurScrollPos(ScrollOrientation_X, &cx);
+ GetCurScrollPos(ScrollOrientation_Y, &cy);
+
+- {
+- AutoRestore<bool> scrollingToAnchor(mBlockNavigation);
+- mBlockNavigation = true;
+-
+- // ScrollToAnchor doesn't necessarily cause us to scroll the window;
+- // the function decides whether a scroll is appropriate based on the
+- // arguments it receives. But even if we don't end up scrolling,
+- // ScrollToAnchor performs other important tasks, such as informing
+- // the presShell that we have a new hash. See bug 680257.
+- rv = ScrollToAnchor(curHash, newHash, aLoadType);
+- NS_ENSURE_SUCCESS(rv, rv);
+- }
+-
+ // Reset mLoadType to its original value once we exit this block,
+ // because this short-circuited load might have started after a
+ // normal, network load, and we don't want to clobber its load type.
+@@ -9424,16 +9410,6 @@ nsDocShell::InternalLoad(nsIURI * aURI,
+ mOSHE->SetCacheKey(cacheKey);
+ }
+
+- /* restore previous position of scroller(s), if we're moving
+- * back in history (bug 59774)
+- */
+- if (mOSHE && (aLoadType == LOAD_HISTORY || aLoadType == LOAD_RELOAD_NORMAL))
+- {
+- nscoord bx, by;
+- mOSHE->GetScrollPosition(&bx, &by);
+- SetCurScrollPosEx(bx, by);
+- }
+-
+ /* Restore the original LSHE if we were loading something
+ * while short-circuited load was initiated.
+ */
+@@ -9471,12 +9447,36 @@ nsDocShell::InternalLoad(nsIURI * aURI,
+
+ SetDocCurrentStateObj(mOSHE);
+
++ // Inform the favicon service that the favicon for oldURI also
++ // applies to aURI.
++ CopyFavicon(currentURI, aURI, mInPrivateBrowsing);
++
++ nsRefPtr<nsGlobalWindow> win = mScriptGlobal ?
++ mScriptGlobal->GetCurrentInnerWindowInternal() : nullptr;
++
++ // ScrollToAnchor doesn't necessarily cause us to scroll the window;
++ // the function decides whether a scroll is appropriate based on the
++ // arguments it receives. But even if we don't end up scrolling,
++ // ScrollToAnchor performs other important tasks, such as informing
++ // the presShell that we have a new hash. See bug 680257.
++ rv = ScrollToAnchor(curHash, newHash, aLoadType);
++ NS_ENSURE_SUCCESS(rv, rv);
++
++ /* restore previous position of scroller(s), if we're moving
++ * back in history (bug 59774)
++ */
++ if (mOSHE && (aLoadType == LOAD_HISTORY ||
++ aLoadType == LOAD_RELOAD_NORMAL)) {
++ nscoord bx, by;
++ mOSHE->GetScrollPosition(&bx, &by);
++ SetCurScrollPosEx(bx, by);
++ }
++
+ // Dispatch the popstate and hashchange events, as appropriate.
+ //
+ // The event dispatch below can cause us to re-enter script and
+ // destroy the docshell, nulling out mScriptGlobal. Hold a stack
+ // reference to avoid null derefs. See bug 914521.
+- nsRefPtr<nsGlobalWindow> win = mScriptGlobal;
+ if (win) {
+ // Fire a hashchange event URIs differ, and only in their hashes.
+ bool doHashchange = sameExceptHashes && !curHash.Equals(newHash);
+@@ -9492,10 +9492,6 @@ nsDocShell::InternalLoad(nsIURI * aURI,
+ }
+ }
+
+- // Inform the favicon service that the favicon for oldURI also
+- // applies to aURI.
+- CopyFavicon(currentURI, aURI, mInPrivateBrowsing);
+-
+ return NS_OK;
+ }
+ }
+@@ -12573,7 +12569,7 @@ nsDocShell::OnLinkClick(nsIContent* aContent,
+ {
+ NS_ASSERTION(NS_IsMainThread(), "wrong thread");
+
+- if (!IsOKToLoadURI(aURI) || mBlockNavigation) {
++ if (!IsOKToLoadURI(aURI)) {
+ return NS_OK;
+ }
+
+@@ -12629,7 +12625,7 @@ nsDocShell::OnLinkClickSync(nsIContent *aContent,
+ *aRequest = nullptr;
+ }
+
+- if (!IsOKToLoadURI(aURI) || mBlockNavigation) {
++ if (!IsOKToLoadURI(aURI)) {
+ return NS_OK;
+ }
+
+diff --git a/docshell/base/nsDocShell.h b/docshell/base/nsDocShell.h
+index be353ee..c191777 100644
+--- a/docshell/base/nsDocShell.h
++++ b/docshell/base/nsDocShell.h
+@@ -835,7 +835,6 @@ protected:
+ bool mInPrivateBrowsing;
+ bool mUseRemoteTabs;
+ bool mDeviceSizeIsPageSize;
+- bool mBlockNavigation;
+
+ // Because scriptability depends on the mAllowJavascript values of our
+ // ancestors, we cache the effective scriptability and recompute it when
+--
+2.2.1
+
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