This version was built with branch chromium/6858 of PDFium

Changes

Commits between chromium/6844 and chromium/6858:

• Add a pixel test for freetext annotation not rendering
• Move setjmp calls out of progressive_decoder.cpp, part 2.
• Tidy JpegProgressiveDecoder::ReadHeader() return results.
• Move setjmp calls out of progressive_decoder.cpp, part 1.
• Mark function scope constexpr constants as static in remaining code
• Mark function scope constexpr constants as static in //core
• Move all the C code for jpeg to the C file.
• Consolidate error_fatal() into jpeg_common.h
• Consistently store JpegCommon into cinfo.client_data.
• Rename jpegmodule member and set consistently.
• Move setjmp() calls from .cpp to .c files.
• Test FPDFPageObj_SetIsActive() with nullptr input
• Mark function scope constexpr constants as static in tests
• Fix potential compiler error in CPDF_ToUnicodeMap::HandleBeginBFChar()
• Add test for FPDFPageObj_SetIsActive() interaction with text objects
• Add FPDFPageObj_GetIsActive() experimental API
• Add kBlankPage200By200Checksum constant
• Fix resource tracking when using FPDFPageObj_SetIsActive()
• Demonstrate another bug with FPDFPageObj_SetIsActive() and saving
• Fix crash in CPDF_InteractiveForm::AddTerminalField()
• Roll third_party/libc++abi/src/ 3c26edd0c..6c4fa00e4 (24 commits)
• Roll third_party/abseil-cpp/ d2ea9f0eb..16df85f9a (11 commits)
• Add span<> move-assignment operator.
• Make JpegLoadInfo use JpegCommon struct
• Unify jpeg library API struct usage.
• Roll llvm-libc, GCS, build, buildtools, clang, libcxx, rust, tools/rust
• Use more precise SkSL filegroup
• Move common jpeg library API fields to jpeg_common.h
• Spanify FXSYS_IntToTwoHexChars() and FXSYS_IntToFourHexChars()
• Use string view internally in GuessSizeForVSWPrintf()
• Make core/fxcodec/jpeg/jpeg_common.cpp a .c file.
• Roll MarkupSafe from 6638e9b0a79a to 9f8efc8637f8 (1 revision)
• Roll Jinja2 from 2f6f2ff5e4c1 to 5e1ee241ab04 (1 revision)