Tor Browser nightly fails to build on macOS
The latest Tor Browser nightly failed to build on macOS in the firefox part:
17:55.18 /var/tmp/dist/macosx-toolchain/clang/bin/clang++ -target x86_64-apple-darwin11 -B /var/tmp/dist/macosx-toolchain/cctools/bin -isysroot /var/tmp/dist/macosx-toolchain/SDK -Werror=format -Werror=format-security -fstack-protector-strong -D_FORTIFY_SOURCE=2 -std=gnu++14 -o nsDragService.o -c -fvisibility=hidden -fvisibility-inlines-hidden -DNDEBUG=1 -DTRIMMED=1 -DOS_POSIX=1 -DOS_MACOSX=1 -DSTATIC_EXPORTABLE_JS_API -DMOZ_HAS_MOZGLUE -DMOZILLA_INTERNAL_API -DIMPL_LIBXUL -I/var/tmp/build/firefox-394ffba812d6/widget/cocoa -I/var/tmp/build/firefox-394ffba812d6/obj-macos/widget/cocoa -I/var/tmp/build/firefox-394ffba812d6/obj-macos/ipc/ipdl/_ipdlheaders -I/var/tmp/build/firefox-394ffba812d6/ipc/chromium/src -I/var/tmp/build/firefox-394ffba812d6/ipc/glue -I/var/tmp/build/firefox-394ffba812d6/layout/forms -I/var/tmp/build/firefox-394ffba812d6/layout/generic -I/var/tmp/build/firefox-394ffba812d6/layout/style -I/var/tmp/build/firefox-394ffba812d6/layout/xul -I/var/tmp/build/firefox-394ffba812d6/widget -I/var/tmp/build/firefox-394ffba812d6/widget/headless -I/var/tmp/build/firefox-394ffba812d6/obj-macos/dist/include -I/var/tmp/build/firefox-394ffba812d6/obj-macos/dist/include/nspr -I/var/tmp/build/firefox-394ffba812d6/obj-macos/dist/include/nss -fPIC -DMOZILLA_CLIENT -include /var/tmp/build/firefox-394ffba812d6/obj-macos/mozilla-config.h -Qunused-arguments -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -Qunused-arguments -Wall -Wempty-body -Wignored-qualifiers -Woverloaded-virtual -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wunreachable-code-return -Wwrite-strings -Wno-invalid-offsetof -Wclass-varargs -Wloop-analysis -Wc++1z-compat -Wcomma -Wimplicit-fallthrough -Wstring-conversion -Wno-inline-new-delete -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wformat -Wformat-security -Wno-gnu-zero-variadic-macro-arguments -Wno-unknown-warning-option -Wno-return-type-c-linkage -fno-sized-deallocation -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-exceptions -fno-strict-aliasing -stdlib=libc++ -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -fno-math-errno -pthread -pipe -g -O3 -fomit-frame-pointer -MD -MP -MF .deps/nsDragService.o.pp -x objective-c++ -fobjc-exceptions /var/tmp/build/firefox-394ffba812d6/widget/cocoa/nsDragService.mm
17:58.32 make[4]: Entering directory '/var/tmp/build/firefox-394ffba812d6/obj-macos/widget/headless'
17:58.32 mkdir -p '.deps/'
17:58.33 /var/tmp/dist/macosx-toolchain/clang/bin/clang++ -target x86_64-apple-darwin11 -B /var/tmp/dist/macosx-toolchain/cctools/bin -isysroot /var/tmp/dist/macosx-toolchain/SDK -Werror=format -Werror=format-security -fstack-protector-strong -D_FORTIFY_SOURCE=2 -std=gnu++14 -o Unified_cpp_widget_headless0.o -c -fvisibility=hidden -fvisibility-inlines-hidden -DNDEBUG=1 -DTRIMMED=1 -DOS_POSIX=1 -DOS_MACOSX=1 -DSTATIC_EXPORTABLE_JS_API -DMOZ_HAS_MOZGLUE -DMOZILLA_INTERNAL_API -DIMPL_LIBXUL -I/var/tmp/build/firefox-394ffba812d6/widget/headless -I/var/tmp/build/firefox-394ffba812d6/obj-macos/widget/headless -I/var/tmp/build/firefox-394ffba812d6/widget -I/var/tmp/build/firefox-394ffba812d6/widget/headless -I/var/tmp/build/firefox-394ffba812d6/widget/cocoa -I/var/tmp/build/firefox-394ffba812d6/obj-macos/ipc/ipdl/_ipdlheaders -I/var/tmp/build/firefox-394ffba812d6/ipc/chromium/src -I/var/tmp/build/firefox-394ffba812d6/ipc/glue -I/var/tmp/build/firefox-394ffba812d6/obj-macos/dist/include -I/var/tmp/build/firefox-394ffba812d6/obj-macos/dist/include/nspr -I/var/tmp/build/firefox-394ffba812d6/obj-macos/dist/include/nss -fPIC -DMOZILLA_CLIENT -include /var/tmp/build/firefox-394ffba812d6/obj-macos/mozilla-config.h -Qunused-arguments -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -Qunused-arguments -Wall -Wempty-body -Wignored-qualifiers -Woverloaded-virtual -Wpointer-arith -Wsign-compare -Wtype-limits -Wunreachable-code -Wunreachable-code-return -Wwrite-strings -Wno-invalid-offsetof -Wclass-varargs -Wloop-analysis -Wc++1z-compat -Wcomma -Wimplicit-fallthrough -Wstring-conversion -Wno-inline-new-delete -Wno-error=deprecated-declarations -Wno-error=array-bounds -Wformat -Wformat-security -Wno-gnu-zero-variadic-macro-arguments -Wno-unknown-warning-option -Wno-return-type-c-linkage -fno-sized-deallocation -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-exceptions -fno-strict-aliasing -stdlib=libc++ -fno-rtti -ffunction-sections -fdata-sections -fno-exceptions -fno-math-errno -pthread -pipe -g -O3 -fomit-frame-pointer -MD -MP -MF .deps/Unified_cpp_widget_headless0.o.pp /var/tmp/build/firefox-394ffba812d6/obj-macos/widget/headless/Unified_cpp_widget_headless0.cpp
18:01.64 /var/tmp/build/firefox-394ffba812d6/widget/cocoa/nsDragService.mm:330:64: error: no member named 'NodePrincipal' in 'nsIDOMNode'
18:01.64 currentTransferable->SetRequestingPrincipal(mSourceNode->NodePrincipal());
18:01.64 ~~~~~~~~~~~ ^
18:02.03 1 error generated.
18:02.05 /var/tmp/build/firefox-394ffba812d6/config/rules.mk:1052: recipe for target 'nsDragService.o' failed
18:02.05 make[4]: *** [nsDragService.o] Error 1