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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /image/decoders/icon/mac
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'image/decoders/icon/mac')
-rw-r--r--image/decoders/icon/mac/moz.build13
-rw-r--r--image/decoders/icon/mac/nsIconChannel.h61
-rw-r--r--image/decoders/icon/mac/nsIconChannelCocoa.mm505
3 files changed, 579 insertions, 0 deletions
diff --git a/image/decoders/icon/mac/moz.build b/image/decoders/icon/mac/moz.build
new file mode 100644
index 0000000000..3467659a8f
--- /dev/null
+++ b/image/decoders/icon/mac/moz.build
@@ -0,0 +1,13 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# 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/.
+
+SOURCES += [
+ "nsIconChannelCocoa.mm",
+]
+
+FINAL_LIBRARY = "xul"
+
+include("/ipc/chromium/chromium-config.mozbuild")
diff --git a/image/decoders/icon/mac/nsIconChannel.h b/image/decoders/icon/mac/nsIconChannel.h
new file mode 100644
index 0000000000..dca2a3c51a
--- /dev/null
+++ b/image/decoders/icon/mac/nsIconChannel.h
@@ -0,0 +1,61 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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/. */
+
+#ifndef mozilla_image_encoders_icon_mac_nsIconChannel_h
+#define mozilla_image_encoders_icon_mac_nsIconChannel_h
+
+#include "mozilla/Attributes.h"
+
+#include "nsCOMPtr.h"
+#include "nsString.h"
+#include "nsIChannel.h"
+#include "nsILoadGroup.h"
+#include "nsILoadInfo.h"
+#include "nsIInterfaceRequestor.h"
+#include "nsIInterfaceRequestorUtils.h"
+#include "nsIInputStreamPump.h"
+#include "nsIStreamListener.h"
+#include "nsIURI.h"
+#include "nsNetUtil.h"
+
+class nsIFile;
+
+class nsIconChannel final : public nsIChannel, public nsIStreamListener {
+ public:
+ NS_DECL_THREADSAFE_ISUPPORTS
+ NS_DECL_NSIREQUEST
+ NS_DECL_NSICHANNEL
+ NS_DECL_NSIREQUESTOBSERVER
+ NS_DECL_NSISTREAMLISTENER
+
+ nsIconChannel();
+
+ nsresult Init(nsIURI* uri);
+
+ protected:
+ virtual ~nsIconChannel();
+
+ nsCOMPtr<nsIURI> mUrl;
+ nsCOMPtr<nsIURI> mOriginalURI;
+ nsCOMPtr<nsILoadGroup> mLoadGroup;
+ nsCOMPtr<nsIInterfaceRequestor> mCallbacks;
+ nsCOMPtr<nsISupports> mOwner;
+ nsCOMPtr<nsILoadInfo> mLoadInfo;
+
+ nsCOMPtr<nsIInputStreamPump> mPump;
+ nsCOMPtr<nsIStreamListener> mListener;
+ bool mCanceled = false;
+
+ [[nodiscard]] nsresult MakeInputStream(nsIInputStream** _retval,
+ bool nonBlocking);
+
+ nsresult ExtractIconInfoFromUrl(nsIFile** aLocalFile,
+ uint32_t* aDesiredImageSize,
+ nsACString& aContentType,
+ nsACString& aFileExtension);
+};
+
+#endif // mozilla_image_encoders_icon_mac_nsIconChannel_h
diff --git a/image/decoders/icon/mac/nsIconChannelCocoa.mm b/image/decoders/icon/mac/nsIconChannelCocoa.mm
new file mode 100644
index 0000000000..368ecdda20
--- /dev/null
+++ b/image/decoders/icon/mac/nsIconChannelCocoa.mm
@@ -0,0 +1,505 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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 "nsContentUtils.h"
+#include "nsIconChannel.h"
+#include "mozilla/BasePrincipal.h"
+#include "mozilla/EndianUtils.h"
+#include "nsComponentManagerUtils.h"
+#include "nsIIconURI.h"
+#include "nsIInputStream.h"
+#include "nsIInterfaceRequestor.h"
+#include "nsIInterfaceRequestorUtils.h"
+#include "nsString.h"
+#include "nsMimeTypes.h"
+#include "nsIURL.h"
+#include "nsNetCID.h"
+#include "nsIPipe.h"
+#include "nsIOutputStream.h"
+#include "nsCExternalHandlerService.h"
+#include "nsILocalFileMac.h"
+#include "nsIFileURL.h"
+#include "nsTArray.h"
+#include "nsObjCExceptions.h"
+#include "nsProxyRelease.h"
+#include "nsContentSecurityManager.h"
+#include "nsNetUtil.h"
+#include "mozilla/RefPtr.h"
+#include "mozilla/UniquePtrExtensions.h"
+
+#include <Cocoa/Cocoa.h>
+
+using namespace mozilla;
+
+// nsIconChannel methods
+nsIconChannel::nsIconChannel() {}
+
+nsIconChannel::~nsIconChannel() {
+ if (mLoadInfo) {
+ NS_ReleaseOnMainThread("nsIconChannel::mLoadInfo", mLoadInfo.forget());
+ }
+}
+
+NS_IMPL_ISUPPORTS(nsIconChannel, nsIChannel, nsIRequest, nsIRequestObserver, nsIStreamListener)
+
+nsresult nsIconChannel::Init(nsIURI* uri) {
+ NS_ASSERTION(uri, "no uri");
+ mUrl = uri;
+ mOriginalURI = uri;
+ nsresult rv;
+ mPump = do_CreateInstance(NS_INPUTSTREAMPUMP_CONTRACTID, &rv);
+ return rv;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// nsIRequest methods:
+
+NS_IMETHODIMP
+nsIconChannel::GetName(nsACString& result) { return mUrl->GetSpec(result); }
+
+NS_IMETHODIMP
+nsIconChannel::IsPending(bool* result) { return mPump->IsPending(result); }
+
+NS_IMETHODIMP
+nsIconChannel::GetStatus(nsresult* status) { return mPump->GetStatus(status); }
+
+NS_IMETHODIMP nsIconChannel::SetCanceledReason(const nsACString& aReason) {
+ return SetCanceledReasonImpl(aReason);
+}
+
+NS_IMETHODIMP nsIconChannel::GetCanceledReason(nsACString& aReason) {
+ return GetCanceledReasonImpl(aReason);
+}
+
+NS_IMETHODIMP nsIconChannel::CancelWithReason(nsresult aStatus, const nsACString& aReason) {
+ return CancelWithReasonImpl(aStatus, aReason);
+}
+
+NS_IMETHODIMP
+nsIconChannel::Cancel(nsresult status) {
+ mCanceled = true;
+ return mPump->Cancel(status);
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetCanceled(bool* result) {
+ *result = mCanceled;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::Suspend(void) { return mPump->Suspend(); }
+
+NS_IMETHODIMP
+nsIconChannel::Resume(void) { return mPump->Resume(); }
+
+// nsIRequestObserver methods
+NS_IMETHODIMP
+nsIconChannel::OnStartRequest(nsIRequest* aRequest) {
+ if (mListener) {
+ return mListener->OnStartRequest(this);
+ }
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::OnStopRequest(nsIRequest* aRequest, nsresult aStatus) {
+ if (mListener) {
+ mListener->OnStopRequest(this, aStatus);
+ mListener = nullptr;
+ }
+
+ // Remove from load group
+ if (mLoadGroup) {
+ mLoadGroup->RemoveRequest(this, nullptr, aStatus);
+ }
+
+ return NS_OK;
+}
+
+// nsIStreamListener methods
+NS_IMETHODIMP
+nsIconChannel::OnDataAvailable(nsIRequest* aRequest, nsIInputStream* aStream, uint64_t aOffset,
+ uint32_t aCount) {
+ if (mListener) {
+ return mListener->OnDataAvailable(this, aStream, aOffset, aCount);
+ }
+ return NS_OK;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// nsIChannel methods:
+
+NS_IMETHODIMP
+nsIconChannel::GetOriginalURI(nsIURI** aURI) {
+ *aURI = mOriginalURI;
+ NS_ADDREF(*aURI);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetOriginalURI(nsIURI* aURI) {
+ NS_ENSURE_ARG_POINTER(aURI);
+ mOriginalURI = aURI;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetURI(nsIURI** aURI) {
+ *aURI = mUrl;
+ NS_IF_ADDREF(*aURI);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::Open(nsIInputStream** _retval) {
+ nsCOMPtr<nsIStreamListener> listener;
+ nsresult rv = nsContentSecurityManager::doContentSecurityCheck(this, listener);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ return MakeInputStream(_retval, false);
+}
+
+nsresult nsIconChannel::ExtractIconInfoFromUrl(nsIFile** aLocalFile, uint32_t* aDesiredImageSize,
+ nsACString& aContentType,
+ nsACString& aFileExtension) {
+ nsresult rv = NS_OK;
+ nsCOMPtr<nsIMozIconURI> iconURI(do_QueryInterface(mUrl, &rv));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ iconURI->GetImageSize(aDesiredImageSize);
+ iconURI->GetContentType(aContentType);
+ iconURI->GetFileExtension(aFileExtension);
+
+ nsCOMPtr<nsIURL> url;
+ rv = iconURI->GetIconURL(getter_AddRefs(url));
+ if (NS_FAILED(rv) || !url) return NS_OK;
+
+ nsCOMPtr<nsIFileURL> fileURL = do_QueryInterface(url, &rv);
+ if (NS_FAILED(rv) || !fileURL) return NS_OK;
+
+ nsCOMPtr<nsIFile> file;
+ rv = fileURL->GetFile(getter_AddRefs(file));
+ if (NS_FAILED(rv) || !file) return NS_OK;
+
+ nsCOMPtr<nsILocalFileMac> localFileMac(do_QueryInterface(file, &rv));
+ if (NS_FAILED(rv) || !localFileMac) return NS_OK;
+
+ *aLocalFile = file;
+ NS_IF_ADDREF(*aLocalFile);
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::AsyncOpen(nsIStreamListener* aListener) {
+ nsCOMPtr<nsIStreamListener> listener = aListener;
+ nsresult rv = nsContentSecurityManager::doContentSecurityCheck(this, listener);
+ if (NS_FAILED(rv)) {
+ mCallbacks = nullptr;
+ return rv;
+ }
+
+ MOZ_ASSERT(mLoadInfo->GetSecurityMode() == 0 || mLoadInfo->GetInitialSecurityCheckDone() ||
+ (mLoadInfo->GetSecurityMode() ==
+ nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_SEC_CONTEXT_IS_NULL &&
+ mLoadInfo->GetLoadingPrincipal() &&
+ mLoadInfo->GetLoadingPrincipal()->IsSystemPrincipal()),
+ "security flags in loadInfo but doContentSecurityCheck() not called");
+
+ nsCOMPtr<nsIInputStream> inStream;
+ rv = MakeInputStream(getter_AddRefs(inStream), true);
+ if (NS_FAILED(rv)) {
+ mCallbacks = nullptr;
+ return rv;
+ }
+
+ // Init our stream pump
+ nsCOMPtr<nsISerialEventTarget> target =
+ nsContentUtils::GetEventTargetByLoadInfo(mLoadInfo, mozilla::TaskCategory::Other);
+ rv = mPump->Init(inStream, 0, 0, false, target);
+ if (NS_FAILED(rv)) {
+ mCallbacks = nullptr;
+ return rv;
+ }
+
+ rv = mPump->AsyncRead(this);
+ if (NS_SUCCEEDED(rv)) {
+ // Store our real listener
+ mListener = aListener;
+ // Add ourself to the load group, if available
+ if (mLoadGroup) {
+ mLoadGroup->AddRequest(this, nullptr);
+ }
+ } else {
+ mCallbacks = nullptr;
+ }
+
+ return rv;
+}
+
+nsresult nsIconChannel::MakeInputStream(nsIInputStream** _retval, bool aNonBlocking) {
+ NS_OBJC_BEGIN_TRY_BLOCK_RETURN;
+
+ nsCString contentType;
+ nsAutoCString fileExt;
+ nsCOMPtr<nsIFile> fileloc; // file we want an icon for
+ uint32_t desiredImageSize;
+ nsresult rv =
+ ExtractIconInfoFromUrl(getter_AddRefs(fileloc), &desiredImageSize, contentType, fileExt);
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ bool fileExists = false;
+ if (fileloc) {
+ fileloc->Exists(&fileExists);
+ }
+
+ NSImage* iconImage = nil;
+
+ // first try to get the icon from the file if it exists
+ if (fileExists) {
+ nsCOMPtr<nsILocalFileMac> localFileMac(do_QueryInterface(fileloc, &rv));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ CFURLRef macURL;
+ if (NS_SUCCEEDED(localFileMac->GetCFURL(&macURL))) {
+ iconImage = [[NSWorkspace sharedWorkspace] iconForFile:[(NSURL*)macURL path]];
+ ::CFRelease(macURL);
+ }
+ }
+
+ // if we don't have an icon yet try to get one by extension
+ if (!iconImage && !fileExt.IsEmpty()) {
+ NSString* fileExtension = [NSString stringWithUTF8String:fileExt.get()];
+ iconImage = [[NSWorkspace sharedWorkspace] iconForFileType:fileExtension];
+ }
+
+ // If we still don't have an icon, get the generic document icon.
+ if (!iconImage) {
+ iconImage = [[NSWorkspace sharedWorkspace] iconForFileType:NSFileTypeUnknown];
+ }
+
+ if (!iconImage) {
+ return NS_ERROR_FAILURE;
+ }
+
+ if (desiredImageSize > 255) {
+ // The Icon image format represents width and height as u8, so it does not
+ // allow for images sized 256 or more.
+ return NS_ERROR_FAILURE;
+ }
+
+ // Set the actual size to *twice* the requested size.
+ // We do this because our UI doesn't take the window's device pixel ratio into
+ // account when it requests these icons; e.g. it will request an icon with
+ // size 16, place it in a 16x16 CSS pixel sized image, and then display it in
+ // a window on a HiDPI screen where the icon now covers 32x32 physical screen
+ // pixels. So we just always double the size here in order to prevent blurriness.
+ uint32_t size = (desiredImageSize < 128) ? desiredImageSize * 2 : desiredImageSize;
+ uint32_t width = size;
+ uint32_t height = size;
+
+ // The "image format" we're outputting here (and which gets decoded by
+ // nsIconDecoder) has the following format:
+ // - 1 byte for the image width, as u8
+ // - 1 byte for the image height, as u8
+ // - the raw image data as BGRA, width * height * 4 bytes.
+ size_t bufferCapacity = 4 + width * height * 4;
+ UniquePtr<uint8_t[]> fileBuf = MakeUniqueFallible<uint8_t[]>(bufferCapacity);
+ if (NS_WARN_IF(!fileBuf)) {
+ return NS_ERROR_OUT_OF_MEMORY;
+ }
+
+ fileBuf[0] = uint8_t(width);
+ fileBuf[1] = uint8_t(height);
+ fileBuf[2] = uint8_t(mozilla::gfx::SurfaceFormat::B8G8R8A8);
+
+ // Clear all bits to ensure in nsIconDecoder we assume we are already color
+ // managed and premultiplied.
+ fileBuf[3] = 0;
+
+ uint8_t* imageBuf = &fileBuf[4];
+
+ // Create a CGBitmapContext around imageBuf and draw iconImage to it.
+ // This gives us the image data in the format we want: BGRA, four bytes per
+ // pixel, in host endianness, with premultiplied alpha.
+ CGColorSpaceRef cs = CGColorSpaceCreateDeviceRGB();
+ CGContextRef ctx =
+ CGBitmapContextCreate(imageBuf, width, height, 8 /* bitsPerComponent */, width * 4, cs,
+ kCGBitmapByteOrder32Host | kCGImageAlphaPremultipliedFirst);
+ CGColorSpaceRelease(cs);
+
+ NSGraphicsContext* oldContext = [NSGraphicsContext currentContext];
+ [NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithCGContext:ctx
+ flipped:NO]];
+
+ [iconImage drawInRect:NSMakeRect(0, 0, width, height)];
+
+ [NSGraphicsContext setCurrentContext:oldContext];
+
+ CGContextRelease(ctx);
+
+ // Now, create a pipe and stuff our data into it
+ nsCOMPtr<nsIInputStream> inStream;
+ nsCOMPtr<nsIOutputStream> outStream;
+ NS_NewPipe(getter_AddRefs(inStream), getter_AddRefs(outStream), bufferCapacity, bufferCapacity,
+ aNonBlocking);
+
+ uint32_t written;
+ rv = outStream->Write((char*)fileBuf.get(), bufferCapacity, &written);
+ if (NS_SUCCEEDED(rv)) {
+ NS_IF_ADDREF(*_retval = inStream);
+ }
+
+ // Drop notification callbacks to prevent cycles.
+ mCallbacks = nullptr;
+
+ return NS_OK;
+
+ NS_OBJC_END_TRY_BLOCK_RETURN(NS_ERROR_FAILURE);
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetLoadFlags(uint32_t* aLoadAttributes) {
+ return mPump->GetLoadFlags(aLoadAttributes);
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetLoadFlags(uint32_t aLoadAttributes) {
+ return mPump->SetLoadFlags(aLoadAttributes);
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetTRRMode(nsIRequest::TRRMode* aTRRMode) { return GetTRRModeImpl(aTRRMode); }
+
+NS_IMETHODIMP
+nsIconChannel::SetTRRMode(nsIRequest::TRRMode aTRRMode) { return SetTRRModeImpl(aTRRMode); }
+
+NS_IMETHODIMP
+nsIconChannel::GetIsDocument(bool* aIsDocument) {
+ return NS_GetIsDocumentChannel(this, aIsDocument);
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetContentType(nsACString& aContentType) {
+ aContentType.AssignLiteral(IMAGE_ICON_MS);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetContentType(const nsACString& aContentType) {
+ // It doesn't make sense to set the content-type on this type
+ // of channel...
+ return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetContentCharset(nsACString& aContentCharset) {
+ aContentCharset.AssignLiteral(IMAGE_ICON_MS);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetContentCharset(const nsACString& aContentCharset) {
+ // It doesn't make sense to set the content-type on this type
+ // of channel...
+ return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetContentDisposition(uint32_t* aContentDisposition) {
+ return NS_ERROR_NOT_AVAILABLE;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetContentDisposition(uint32_t aContentDisposition) {
+ return NS_ERROR_NOT_AVAILABLE;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetContentDispositionFilename(nsAString& aContentDispositionFilename) {
+ return NS_ERROR_NOT_AVAILABLE;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetContentDispositionFilename(const nsAString& aContentDispositionFilename) {
+ return NS_ERROR_NOT_AVAILABLE;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetContentDispositionHeader(nsACString& aContentDispositionHeader) {
+ return NS_ERROR_NOT_AVAILABLE;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetContentLength(int64_t* aContentLength) {
+ *aContentLength = 0;
+ return NS_ERROR_FAILURE;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetContentLength(int64_t aContentLength) {
+ MOZ_ASSERT_UNREACHABLE("nsIconChannel::SetContentLength");
+ return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetLoadGroup(nsILoadGroup** aLoadGroup) {
+ *aLoadGroup = mLoadGroup;
+ NS_IF_ADDREF(*aLoadGroup);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetLoadGroup(nsILoadGroup* aLoadGroup) {
+ mLoadGroup = aLoadGroup;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetOwner(nsISupports** aOwner) {
+ *aOwner = mOwner.get();
+ NS_IF_ADDREF(*aOwner);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetOwner(nsISupports* aOwner) {
+ mOwner = aOwner;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetLoadInfo(nsILoadInfo** aLoadInfo) {
+ NS_IF_ADDREF(*aLoadInfo = mLoadInfo);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetLoadInfo(nsILoadInfo* aLoadInfo) {
+ MOZ_RELEASE_ASSERT(aLoadInfo, "loadinfo can't be null");
+ mLoadInfo = aLoadInfo;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetNotificationCallbacks(nsIInterfaceRequestor** aNotificationCallbacks) {
+ *aNotificationCallbacks = mCallbacks.get();
+ NS_IF_ADDREF(*aNotificationCallbacks);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::SetNotificationCallbacks(nsIInterfaceRequestor* aNotificationCallbacks) {
+ mCallbacks = aNotificationCallbacks;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsIconChannel::GetSecurityInfo(nsITransportSecurityInfo** aSecurityInfo) {
+ *aSecurityInfo = nullptr;
+ return NS_OK;
+}