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fix: add BasePrincipal.h include to nsMathMLChar.cpp for Firefox 146 compatibility

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- Added mozilla/BasePrincipal.h include alongside existing mozilla/OriginAttributes.h
- Required for BasePrincipal::Cast() usage in font fingerprinting protection code
- Resolves missing symbol errors when accessing principal casting functionality
This commit is contained in:
Nirupam Bhowmick
2025-12-30 01:13:33 +00:00
parent 22b93f1097
commit 99fa20409e
1 changed files with 6 additions and 5 deletions
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patches/anti-font-fingerprinting.patch
+6 -5
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@@ -1253,18 +1253,19 @@ index 93419af8bb..b524540ec6 100644
}
if (!child) {
diff --git a/layout/mathml/nsMathMLChar.cpp b/layout/mathml/nsMathMLChar.cpp
index 58f9670e7f..979506ec42 100644
index 58f9670e7f..577fd833ce 100644
--- a/layout/mathml/nsMathMLChar.cpp
+++ b/layout/mathml/nsMathMLChar.cpp
@@ -20,6 +20,7 @@
@@ -20,6 +20,8 @@
#include "mozilla/StaticPrefs_mathml.h"
#include "mozilla/UniquePtr.h"
#include "mozilla/dom/Document.h"
+#include "mozilla/OriginAttributes.h"
+#include "mozilla/BasePrincipal.h"
#include "mozilla/gfx/2D.h"
#include "mozilla/intl/UnicodeScriptCodes.h"
#include "nsCOMPtr.h"
@@ -360,7 +361,7 @@ already_AddRefed<gfxTextRun> nsPropertiesTable::MakeTextRun(
@@ -360,7 +362,7 @@ already_AddRefed<gfxTextRun> nsPropertiesTable::MakeTextRun(
"nsPropertiesTable can only access glyphs by code point");
return aFontGroup->MakeTextRun(aGlyph.code, aGlyph.Length(), aDrawTarget,
aAppUnitsPerDevPixel, mFlags,
@@ -1273,7 +1274,7 @@ index 58f9670e7f..979506ec42 100644
}
// An instance of nsOpenTypeTable is associated with one gfxFontEntry that
@@ -431,7 +432,7 @@ void nsOpenTypeTable::UpdateCache(DrawTarget* aDrawTarget,
@@ -431,7 +433,7 @@ void nsOpenTypeTable::UpdateCache(DrawTarget* aDrawTarget,
if (mCharCache != aChar) {
RefPtr<gfxTextRun> textRun =
aFontGroup->MakeTextRun(&aChar, 1, aDrawTarget, aAppUnitsPerDevPixel,
@@ -1282,7 +1283,7 @@ index 58f9670e7f..979506ec42 100644
const gfxTextRun::CompressedGlyph& data = textRun->GetCharacterGlyphs()[0];
if (data.IsSimpleGlyph()) {
mGlyphID = data.GetSimpleGlyph();
@@ -1396,10 +1397,20 @@ nsresult nsMathMLChar::StretchInternal(
@@ -1396,10 +1398,20 @@ nsresult nsMathMLChar::StretchInternal(
flags |= gfx::ShapedTextFlags::TEXT_IS_RTL;
}