PDFium 123.0.6295.0

This version was built with branch chromium/6295 of PDFium

Changes

Commits between chromium/6281 and chromium/6295:

• Move WideString::WStringLength() to cpdfsdk_helpers.cpp
• Add runtime check for streams in CPDF_Array::SetAtInternal() and friends
• Do not let CPDF_Array::SetNewAt() and friends take a CPDF_Stream
• Make RenderDeviceDriverIface::SetDIBits() take RetainPtrs by value
• Return RetainPtr<> from StringData::Create()
• Avoid UNSAFE_BUFFER operations in core/fxcrt/{byte,wide}string.h
• Remove ByteString::AllocCopy() and WideString::AllocCopy().
• Ensure CPDF_Stream's dictionary is always a direct object
• Give "V4" and "V5" parser code better names
• Mark CVE-2023-52355 as mitigated in third_party/libtiff/METADATA
• Fix PDF loading when an initial xref stream references a xref table
• Switch from absl::optional to std::optional
• Add another pixel test for incorrect cross reference stream handling
• Sync Chromium's include_rules for Abseil
• Spanify FX_strstr() and FX_wcsstr()
• Avoid potential msan warnings in test SpanEquals.Empty
• Add new base::span<> functions to pdfium::span<>.
• Roll buildtools/, third_party/libc++/src/, third_party/libc++abi/src/
• Add improvements to core/fxcrt/span_util.h
• Tidy some code in fx_crypt_aes.cpp
• Introduce UNSAFE_BUFFERS() macro to PDFium.
• Roll Depot Tools from 35a530663508 to af6eabff5313 (49 revisions)
• Roll Code Coverage from 2bd00824f032 to 76f45e718405 (1 revision)
• Roll tools/rust/ e721a72ad..bcaf16e55 (9 commits)
• Remove limit on number of form XObjects within a form XObject
• Update reclient_version to 0.130.0.546556b-gomaip
• Roll third_party/libunwind/src/ 2602aecdf..fc505746f (7 commits)
• Roll gn from 85944ebc24a9 to a2e2717ea670
• Roll third_party/abseil-cpp/ b7ad4e9ef..d391aa34a (8 commits)
• Roll third_party/freetype/src/ ca76683b7..47574f7ea (10 commits)
• Ignore /Prev for hybrid-reference files
• Revert ProcessCrossRefV5Entry() overwrite change
• Add pixel test for an edited PDF that regressed