Merge from Chromium at DEPS revision 267519

This commit was generated by merge_to_master.py.

Change-Id: Ie368ad310b862ba6f4c38d50d6ef427a39a19def
diff --git a/ots.target.darwin-arm64.mk b/ots.target.darwin-arm64.mk
new file mode 100644
index 0000000..d79b630
--- /dev/null
+++ b/ots.target.darwin-arm64.mk
@@ -0,0 +1,279 @@
+# This file is generated by gyp; do not edit.
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_CLASS := STATIC_LIBRARIES
+LOCAL_MODULE := third_party_ots_ots_gyp
+LOCAL_MODULE_SUFFIX := .a
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_TARGET_ARCH := $(TARGET_$(GYP_VAR_PREFIX)ARCH)
+gyp_intermediate_dir := $(call local-intermediates-dir,,$(GYP_VAR_PREFIX))
+gyp_shared_intermediate_dir := $(call intermediates-dir-for,GYP,shared,,,$(GYP_VAR_PREFIX))
+
+# Make sure our deps are built first.
+GYP_TARGET_DEPENDENCIES :=
+
+GYP_GENERATED_OUTPUTS :=
+
+# Make sure our deps and generated files are built first.
+LOCAL_ADDITIONAL_DEPENDENCIES := $(GYP_TARGET_DEPENDENCIES) $(GYP_GENERATED_OUTPUTS)
+
+LOCAL_CPP_EXTENSION := .cc
+LOCAL_GENERATED_SOURCES :=
+
+GYP_COPIED_SOURCE_ORIGIN_DIRS :=
+
+LOCAL_SRC_FILES := \
+	third_party/ots/src/cff.cc \
+	third_party/ots/src/cff_type2_charstring.cc \
+	third_party/ots/src/cmap.cc \
+	third_party/ots/src/cvt.cc \
+	third_party/ots/src/fpgm.cc \
+	third_party/ots/src/gasp.cc \
+	third_party/ots/src/gdef.cc \
+	third_party/ots/src/glyf.cc \
+	third_party/ots/src/gpos.cc \
+	third_party/ots/src/gsub.cc \
+	third_party/ots/src/hdmx.cc \
+	third_party/ots/src/head.cc \
+	third_party/ots/src/hhea.cc \
+	third_party/ots/src/hmtx.cc \
+	third_party/ots/src/kern.cc \
+	third_party/ots/src/layout.cc \
+	third_party/ots/src/loca.cc \
+	third_party/ots/src/ltsh.cc \
+	third_party/ots/src/maxp.cc \
+	third_party/ots/src/math.cc \
+	third_party/ots/src/metrics.cc \
+	third_party/ots/src/name.cc \
+	third_party/ots/src/os2.cc \
+	third_party/ots/src/ots.cc \
+	third_party/ots/src/post.cc \
+	third_party/ots/src/prep.cc \
+	third_party/ots/src/vdmx.cc \
+	third_party/ots/src/vhea.cc \
+	third_party/ots/src/vmtx.cc \
+	third_party/ots/src/vorg.cc \
+	third_party/ots/src/woff2.cc
+
+
+# Flags passed to both C and C++ files.
+MY_CFLAGS_Debug := \
+	--param=ssp-buffer-size=4 \
+	-Werror \
+	-fno-exceptions \
+	-fno-strict-aliasing \
+	-Wall \
+	-Wno-unused-parameter \
+	-Wno-missing-field-initializers \
+	-fvisibility=hidden \
+	-pipe \
+	-fPIC \
+	-Wno-unused-local-typedefs \
+	-ffunction-sections \
+	-funwind-tables \
+	-g \
+	-fno-short-enums \
+	-finline-limit=64 \
+	-Wa,--noexecstack \
+	-U_FORTIFY_SOURCE \
+	-Wno-extra \
+	-Wno-ignored-qualifiers \
+	-Wno-type-limits \
+	-Wno-unused-but-set-variable \
+	-Os \
+	-g \
+	-fomit-frame-pointer \
+	-fdata-sections \
+	-ffunction-sections \
+	-funwind-tables
+
+MY_DEFS_Debug := \
+	'-DV8_DEPRECATION_WARNINGS' \
+	'-DBLINK_SCALE_FILTERS_AT_RECORD_TIME' \
+	'-D_FILE_OFFSET_BITS=64' \
+	'-DNO_TCMALLOC' \
+	'-DDISABLE_NACL' \
+	'-DCHROMIUM_BUILD' \
+	'-DUSE_LIBJPEG_TURBO=1' \
+	'-DENABLE_WEBRTC=1' \
+	'-DUSE_PROPRIETARY_CODECS' \
+	'-DENABLE_CONFIGURATION_POLICY' \
+	'-DDISCARDABLE_MEMORY_ALWAYS_SUPPORTED_NATIVELY' \
+	'-DSYSTEM_NATIVELY_SIGNALS_MEMORY_PRESSURE' \
+	'-DENABLE_EGLIMAGE=1' \
+	'-DCLD_VERSION=1' \
+	'-DENABLE_PRINTING=1' \
+	'-DENABLE_MANAGED_USERS=1' \
+	'-DUSE_OPENSSL=1' \
+	'-DUSE_OPENSSL_CERTS=1' \
+	'-D__STDC_CONSTANT_MACROS' \
+	'-D__STDC_FORMAT_MACROS' \
+	'-DANDROID' \
+	'-D__GNU_SOURCE=1' \
+	'-DUSE_STLPORT=1' \
+	'-D_STLP_USE_PTR_SPECIALIZATIONS=1' \
+	'-DCHROME_BUILD_ID=""' \
+	'-DDYNAMIC_ANNOTATIONS_ENABLED=1' \
+	'-DWTF_USE_DYNAMIC_ANNOTATIONS=1' \
+	'-D_DEBUG'
+
+
+# Include paths placed before CFLAGS/CPPFLAGS
+LOCAL_C_INCLUDES_Debug := \
+	$(LOCAL_PATH) \
+	$(LOCAL_PATH)/third_party/ots/include \
+	$(LOCAL_PATH)/third_party/zlib \
+	$(PWD)/frameworks/wilhelm/include \
+	$(PWD)/bionic \
+	$(PWD)/external/stlport/stlport
+
+
+# Flags passed to only C++ (and not C) files.
+LOCAL_CPPFLAGS_Debug := \
+	-fno-rtti \
+	-fno-threadsafe-statics \
+	-fvisibility-inlines-hidden \
+	-Wsign-compare \
+	-Wno-non-virtual-dtor \
+	-Wno-sign-promo
+
+
+# Flags passed to both C and C++ files.
+MY_CFLAGS_Release := \
+	--param=ssp-buffer-size=4 \
+	-Werror \
+	-fno-exceptions \
+	-fno-strict-aliasing \
+	-Wall \
+	-Wno-unused-parameter \
+	-Wno-missing-field-initializers \
+	-fvisibility=hidden \
+	-pipe \
+	-fPIC \
+	-Wno-unused-local-typedefs \
+	-ffunction-sections \
+	-funwind-tables \
+	-g \
+	-fno-short-enums \
+	-finline-limit=64 \
+	-Wa,--noexecstack \
+	-U_FORTIFY_SOURCE \
+	-Wno-extra \
+	-Wno-ignored-qualifiers \
+	-Wno-type-limits \
+	-Wno-unused-but-set-variable \
+	-Os \
+	-fno-ident \
+	-fdata-sections \
+	-ffunction-sections \
+	-fomit-frame-pointer \
+	-funwind-tables
+
+MY_DEFS_Release := \
+	'-DV8_DEPRECATION_WARNINGS' \
+	'-DBLINK_SCALE_FILTERS_AT_RECORD_TIME' \
+	'-D_FILE_OFFSET_BITS=64' \
+	'-DNO_TCMALLOC' \
+	'-DDISABLE_NACL' \
+	'-DCHROMIUM_BUILD' \
+	'-DUSE_LIBJPEG_TURBO=1' \
+	'-DENABLE_WEBRTC=1' \
+	'-DUSE_PROPRIETARY_CODECS' \
+	'-DENABLE_CONFIGURATION_POLICY' \
+	'-DDISCARDABLE_MEMORY_ALWAYS_SUPPORTED_NATIVELY' \
+	'-DSYSTEM_NATIVELY_SIGNALS_MEMORY_PRESSURE' \
+	'-DENABLE_EGLIMAGE=1' \
+	'-DCLD_VERSION=1' \
+	'-DENABLE_PRINTING=1' \
+	'-DENABLE_MANAGED_USERS=1' \
+	'-DUSE_OPENSSL=1' \
+	'-DUSE_OPENSSL_CERTS=1' \
+	'-D__STDC_CONSTANT_MACROS' \
+	'-D__STDC_FORMAT_MACROS' \
+	'-DANDROID' \
+	'-D__GNU_SOURCE=1' \
+	'-DUSE_STLPORT=1' \
+	'-D_STLP_USE_PTR_SPECIALIZATIONS=1' \
+	'-DCHROME_BUILD_ID=""' \
+	'-DNDEBUG' \
+	'-DNVALGRIND' \
+	'-DDYNAMIC_ANNOTATIONS_ENABLED=0' \
+	'-D_FORTIFY_SOURCE=2'
+
+
+# Include paths placed before CFLAGS/CPPFLAGS
+LOCAL_C_INCLUDES_Release := \
+	$(LOCAL_PATH) \
+	$(LOCAL_PATH)/third_party/ots/include \
+	$(LOCAL_PATH)/third_party/zlib \
+	$(PWD)/frameworks/wilhelm/include \
+	$(PWD)/bionic \
+	$(PWD)/external/stlport/stlport
+
+
+# Flags passed to only C++ (and not C) files.
+LOCAL_CPPFLAGS_Release := \
+	-fno-rtti \
+	-fno-threadsafe-statics \
+	-fvisibility-inlines-hidden \
+	-Wsign-compare \
+	-Wno-non-virtual-dtor \
+	-Wno-sign-promo
+
+
+LOCAL_CFLAGS := $(MY_CFLAGS_$(GYP_CONFIGURATION)) $(MY_DEFS_$(GYP_CONFIGURATION))
+LOCAL_C_INCLUDES := $(GYP_COPIED_SOURCE_ORIGIN_DIRS) $(LOCAL_C_INCLUDES_$(GYP_CONFIGURATION))
+LOCAL_CPPFLAGS := $(LOCAL_CPPFLAGS_$(GYP_CONFIGURATION))
+LOCAL_ASFLAGS := $(LOCAL_CFLAGS)
+### Rules for final target.
+
+LOCAL_LDFLAGS_Debug := \
+	-Wl,-z,now \
+	-Wl,-z,relro \
+	-Wl,--fatal-warnings \
+	-Wl,-z,noexecstack \
+	-fPIC \
+	-nostdlib \
+	-Wl,--no-undefined \
+	-Wl,--exclude-libs=ALL \
+	-Wl,--warn-shared-textrel \
+	-Wl,-O1 \
+	-Wl,--as-needed
+
+
+LOCAL_LDFLAGS_Release := \
+	-Wl,-z,now \
+	-Wl,-z,relro \
+	-Wl,--fatal-warnings \
+	-Wl,-z,noexecstack \
+	-fPIC \
+	-nostdlib \
+	-Wl,--no-undefined \
+	-Wl,--exclude-libs=ALL \
+	-Wl,-O1 \
+	-Wl,--as-needed \
+	-Wl,--gc-sections \
+	-Wl,--warn-shared-textrel
+
+
+LOCAL_LDFLAGS := $(LOCAL_LDFLAGS_$(GYP_CONFIGURATION))
+
+LOCAL_STATIC_LIBRARIES :=
+
+# Enable grouping to fix circular references
+LOCAL_GROUP_STATIC_LIBRARIES := true
+
+LOCAL_SHARED_LIBRARIES := \
+	libstlport \
+	libdl
+
+# Add target alias to "gyp_all_modules" target.
+.PHONY: gyp_all_modules
+gyp_all_modules: third_party_ots_ots_gyp
+
+# Alias gyp target name.
+.PHONY: ots
+ots: third_party_ots_ots_gyp
+
+include $(BUILD_STATIC_LIBRARY)
diff --git a/ots.target.linux-arm64.mk b/ots.target.linux-arm64.mk
new file mode 100644
index 0000000..d79b630
--- /dev/null
+++ b/ots.target.linux-arm64.mk
@@ -0,0 +1,279 @@
+# This file is generated by gyp; do not edit.
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_CLASS := STATIC_LIBRARIES
+LOCAL_MODULE := third_party_ots_ots_gyp
+LOCAL_MODULE_SUFFIX := .a
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_TARGET_ARCH := $(TARGET_$(GYP_VAR_PREFIX)ARCH)
+gyp_intermediate_dir := $(call local-intermediates-dir,,$(GYP_VAR_PREFIX))
+gyp_shared_intermediate_dir := $(call intermediates-dir-for,GYP,shared,,,$(GYP_VAR_PREFIX))
+
+# Make sure our deps are built first.
+GYP_TARGET_DEPENDENCIES :=
+
+GYP_GENERATED_OUTPUTS :=
+
+# Make sure our deps and generated files are built first.
+LOCAL_ADDITIONAL_DEPENDENCIES := $(GYP_TARGET_DEPENDENCIES) $(GYP_GENERATED_OUTPUTS)
+
+LOCAL_CPP_EXTENSION := .cc
+LOCAL_GENERATED_SOURCES :=
+
+GYP_COPIED_SOURCE_ORIGIN_DIRS :=
+
+LOCAL_SRC_FILES := \
+	third_party/ots/src/cff.cc \
+	third_party/ots/src/cff_type2_charstring.cc \
+	third_party/ots/src/cmap.cc \
+	third_party/ots/src/cvt.cc \
+	third_party/ots/src/fpgm.cc \
+	third_party/ots/src/gasp.cc \
+	third_party/ots/src/gdef.cc \
+	third_party/ots/src/glyf.cc \
+	third_party/ots/src/gpos.cc \
+	third_party/ots/src/gsub.cc \
+	third_party/ots/src/hdmx.cc \
+	third_party/ots/src/head.cc \
+	third_party/ots/src/hhea.cc \
+	third_party/ots/src/hmtx.cc \
+	third_party/ots/src/kern.cc \
+	third_party/ots/src/layout.cc \
+	third_party/ots/src/loca.cc \
+	third_party/ots/src/ltsh.cc \
+	third_party/ots/src/maxp.cc \
+	third_party/ots/src/math.cc \
+	third_party/ots/src/metrics.cc \
+	third_party/ots/src/name.cc \
+	third_party/ots/src/os2.cc \
+	third_party/ots/src/ots.cc \
+	third_party/ots/src/post.cc \
+	third_party/ots/src/prep.cc \
+	third_party/ots/src/vdmx.cc \
+	third_party/ots/src/vhea.cc \
+	third_party/ots/src/vmtx.cc \
+	third_party/ots/src/vorg.cc \
+	third_party/ots/src/woff2.cc
+
+
+# Flags passed to both C and C++ files.
+MY_CFLAGS_Debug := \
+	--param=ssp-buffer-size=4 \
+	-Werror \
+	-fno-exceptions \
+	-fno-strict-aliasing \
+	-Wall \
+	-Wno-unused-parameter \
+	-Wno-missing-field-initializers \
+	-fvisibility=hidden \
+	-pipe \
+	-fPIC \
+	-Wno-unused-local-typedefs \
+	-ffunction-sections \
+	-funwind-tables \
+	-g \
+	-fno-short-enums \
+	-finline-limit=64 \
+	-Wa,--noexecstack \
+	-U_FORTIFY_SOURCE \
+	-Wno-extra \
+	-Wno-ignored-qualifiers \
+	-Wno-type-limits \
+	-Wno-unused-but-set-variable \
+	-Os \
+	-g \
+	-fomit-frame-pointer \
+	-fdata-sections \
+	-ffunction-sections \
+	-funwind-tables
+
+MY_DEFS_Debug := \
+	'-DV8_DEPRECATION_WARNINGS' \
+	'-DBLINK_SCALE_FILTERS_AT_RECORD_TIME' \
+	'-D_FILE_OFFSET_BITS=64' \
+	'-DNO_TCMALLOC' \
+	'-DDISABLE_NACL' \
+	'-DCHROMIUM_BUILD' \
+	'-DUSE_LIBJPEG_TURBO=1' \
+	'-DENABLE_WEBRTC=1' \
+	'-DUSE_PROPRIETARY_CODECS' \
+	'-DENABLE_CONFIGURATION_POLICY' \
+	'-DDISCARDABLE_MEMORY_ALWAYS_SUPPORTED_NATIVELY' \
+	'-DSYSTEM_NATIVELY_SIGNALS_MEMORY_PRESSURE' \
+	'-DENABLE_EGLIMAGE=1' \
+	'-DCLD_VERSION=1' \
+	'-DENABLE_PRINTING=1' \
+	'-DENABLE_MANAGED_USERS=1' \
+	'-DUSE_OPENSSL=1' \
+	'-DUSE_OPENSSL_CERTS=1' \
+	'-D__STDC_CONSTANT_MACROS' \
+	'-D__STDC_FORMAT_MACROS' \
+	'-DANDROID' \
+	'-D__GNU_SOURCE=1' \
+	'-DUSE_STLPORT=1' \
+	'-D_STLP_USE_PTR_SPECIALIZATIONS=1' \
+	'-DCHROME_BUILD_ID=""' \
+	'-DDYNAMIC_ANNOTATIONS_ENABLED=1' \
+	'-DWTF_USE_DYNAMIC_ANNOTATIONS=1' \
+	'-D_DEBUG'
+
+
+# Include paths placed before CFLAGS/CPPFLAGS
+LOCAL_C_INCLUDES_Debug := \
+	$(LOCAL_PATH) \
+	$(LOCAL_PATH)/third_party/ots/include \
+	$(LOCAL_PATH)/third_party/zlib \
+	$(PWD)/frameworks/wilhelm/include \
+	$(PWD)/bionic \
+	$(PWD)/external/stlport/stlport
+
+
+# Flags passed to only C++ (and not C) files.
+LOCAL_CPPFLAGS_Debug := \
+	-fno-rtti \
+	-fno-threadsafe-statics \
+	-fvisibility-inlines-hidden \
+	-Wsign-compare \
+	-Wno-non-virtual-dtor \
+	-Wno-sign-promo
+
+
+# Flags passed to both C and C++ files.
+MY_CFLAGS_Release := \
+	--param=ssp-buffer-size=4 \
+	-Werror \
+	-fno-exceptions \
+	-fno-strict-aliasing \
+	-Wall \
+	-Wno-unused-parameter \
+	-Wno-missing-field-initializers \
+	-fvisibility=hidden \
+	-pipe \
+	-fPIC \
+	-Wno-unused-local-typedefs \
+	-ffunction-sections \
+	-funwind-tables \
+	-g \
+	-fno-short-enums \
+	-finline-limit=64 \
+	-Wa,--noexecstack \
+	-U_FORTIFY_SOURCE \
+	-Wno-extra \
+	-Wno-ignored-qualifiers \
+	-Wno-type-limits \
+	-Wno-unused-but-set-variable \
+	-Os \
+	-fno-ident \
+	-fdata-sections \
+	-ffunction-sections \
+	-fomit-frame-pointer \
+	-funwind-tables
+
+MY_DEFS_Release := \
+	'-DV8_DEPRECATION_WARNINGS' \
+	'-DBLINK_SCALE_FILTERS_AT_RECORD_TIME' \
+	'-D_FILE_OFFSET_BITS=64' \
+	'-DNO_TCMALLOC' \
+	'-DDISABLE_NACL' \
+	'-DCHROMIUM_BUILD' \
+	'-DUSE_LIBJPEG_TURBO=1' \
+	'-DENABLE_WEBRTC=1' \
+	'-DUSE_PROPRIETARY_CODECS' \
+	'-DENABLE_CONFIGURATION_POLICY' \
+	'-DDISCARDABLE_MEMORY_ALWAYS_SUPPORTED_NATIVELY' \
+	'-DSYSTEM_NATIVELY_SIGNALS_MEMORY_PRESSURE' \
+	'-DENABLE_EGLIMAGE=1' \
+	'-DCLD_VERSION=1' \
+	'-DENABLE_PRINTING=1' \
+	'-DENABLE_MANAGED_USERS=1' \
+	'-DUSE_OPENSSL=1' \
+	'-DUSE_OPENSSL_CERTS=1' \
+	'-D__STDC_CONSTANT_MACROS' \
+	'-D__STDC_FORMAT_MACROS' \
+	'-DANDROID' \
+	'-D__GNU_SOURCE=1' \
+	'-DUSE_STLPORT=1' \
+	'-D_STLP_USE_PTR_SPECIALIZATIONS=1' \
+	'-DCHROME_BUILD_ID=""' \
+	'-DNDEBUG' \
+	'-DNVALGRIND' \
+	'-DDYNAMIC_ANNOTATIONS_ENABLED=0' \
+	'-D_FORTIFY_SOURCE=2'
+
+
+# Include paths placed before CFLAGS/CPPFLAGS
+LOCAL_C_INCLUDES_Release := \
+	$(LOCAL_PATH) \
+	$(LOCAL_PATH)/third_party/ots/include \
+	$(LOCAL_PATH)/third_party/zlib \
+	$(PWD)/frameworks/wilhelm/include \
+	$(PWD)/bionic \
+	$(PWD)/external/stlport/stlport
+
+
+# Flags passed to only C++ (and not C) files.
+LOCAL_CPPFLAGS_Release := \
+	-fno-rtti \
+	-fno-threadsafe-statics \
+	-fvisibility-inlines-hidden \
+	-Wsign-compare \
+	-Wno-non-virtual-dtor \
+	-Wno-sign-promo
+
+
+LOCAL_CFLAGS := $(MY_CFLAGS_$(GYP_CONFIGURATION)) $(MY_DEFS_$(GYP_CONFIGURATION))
+LOCAL_C_INCLUDES := $(GYP_COPIED_SOURCE_ORIGIN_DIRS) $(LOCAL_C_INCLUDES_$(GYP_CONFIGURATION))
+LOCAL_CPPFLAGS := $(LOCAL_CPPFLAGS_$(GYP_CONFIGURATION))
+LOCAL_ASFLAGS := $(LOCAL_CFLAGS)
+### Rules for final target.
+
+LOCAL_LDFLAGS_Debug := \
+	-Wl,-z,now \
+	-Wl,-z,relro \
+	-Wl,--fatal-warnings \
+	-Wl,-z,noexecstack \
+	-fPIC \
+	-nostdlib \
+	-Wl,--no-undefined \
+	-Wl,--exclude-libs=ALL \
+	-Wl,--warn-shared-textrel \
+	-Wl,-O1 \
+	-Wl,--as-needed
+
+
+LOCAL_LDFLAGS_Release := \
+	-Wl,-z,now \
+	-Wl,-z,relro \
+	-Wl,--fatal-warnings \
+	-Wl,-z,noexecstack \
+	-fPIC \
+	-nostdlib \
+	-Wl,--no-undefined \
+	-Wl,--exclude-libs=ALL \
+	-Wl,-O1 \
+	-Wl,--as-needed \
+	-Wl,--gc-sections \
+	-Wl,--warn-shared-textrel
+
+
+LOCAL_LDFLAGS := $(LOCAL_LDFLAGS_$(GYP_CONFIGURATION))
+
+LOCAL_STATIC_LIBRARIES :=
+
+# Enable grouping to fix circular references
+LOCAL_GROUP_STATIC_LIBRARIES := true
+
+LOCAL_SHARED_LIBRARIES := \
+	libstlport \
+	libdl
+
+# Add target alias to "gyp_all_modules" target.
+.PHONY: gyp_all_modules
+gyp_all_modules: third_party_ots_ots_gyp
+
+# Alias gyp target name.
+.PHONY: ots
+ots: third_party_ots_ots_gyp
+
+include $(BUILD_STATIC_LIBRARY)
diff --git a/src/woff2.cc b/src/woff2.cc
index 34d8b42..97aeba9 100644
--- a/src/woff2.cc
+++ b/src/woff2.cc
@@ -85,6 +85,40 @@
   TAG('G', 'D', 'E', 'F'),  // 26
   TAG('G', 'P', 'O', 'S'),  // 27
   TAG('G', 'S', 'U', 'B'),  // 28
+  TAG('E', 'B', 'S', 'C'),  // 29
+  TAG('J', 'S', 'T', 'F'),  // 30
+  TAG('M', 'A', 'T', 'H'),  // 31
+  TAG('C', 'B', 'D', 'T'),  // 32
+  TAG('C', 'B', 'L', 'C'),  // 33
+  TAG('C', 'O', 'L', 'R'),  // 34
+  TAG('C', 'P', 'A', 'L'),  // 35
+  TAG('S', 'V', 'G', ' '),  // 36
+  TAG('s', 'b', 'i', 'x'),  // 37
+  TAG('a', 'c', 'n', 't'),  // 38
+  TAG('a', 'v', 'a', 'r'),  // 39
+  TAG('b', 'd', 'a', 't'),  // 40
+  TAG('b', 'l', 'o', 'c'),  // 41
+  TAG('b', 's', 'l', 'n'),  // 42
+  TAG('c', 'v', 'a', 'r'),  // 43
+  TAG('f', 'd', 's', 'c'),  // 44
+  TAG('f', 'e', 'a', 't'),  // 45
+  TAG('f', 'm', 't', 'x'),  // 46
+  TAG('f', 'v', 'a', 'r'),  // 47
+  TAG('g', 'v', 'a', 'r'),  // 48
+  TAG('h', 's', 't', 'y'),  // 49
+  TAG('j', 'u', 's', 't'),  // 50
+  TAG('l', 'c', 'a', 'r'),  // 51
+  TAG('m', 'o', 'r', 't'),  // 52
+  TAG('m', 'o', 'r', 'x'),  // 53
+  TAG('o', 'p', 'b', 'd'),  // 54
+  TAG('p', 'r', 'o', 'p'),  // 55
+  TAG('t', 'r', 'a', 'k'),  // 56
+  TAG('Z', 'a', 'p', 'f'),  // 57
+  TAG('S', 'i', 'l', 'f'),  // 58
+  TAG('G', 'l', 'a', 't'),  // 59
+  TAG('G', 'l', 'o', 'c'),  // 60
+  TAG('F', 'e', 'a', 't'),  // 61
+  TAG('S', 'i', 'l', 'l'),  // 62
 };
 
 struct Point {
@@ -772,25 +806,24 @@
       return OTS_FAILURE();
     }
     uint32_t tag;
-    if ((flag_byte & 0x1f) == 0x1f) {
+    if ((flag_byte & 0x3f) == 0x3f) {
       if (!file->ReadU32(&tag)) {
         return OTS_FAILURE();
       }
     } else {
-      if ((flag_byte & 0x1f) >= arraysize(kKnownTags)) {
-        return OTS_FAILURE();
-      }
-      tag = kKnownTags[flag_byte & 0x1f];
+      tag = kKnownTags[flag_byte & 0x3f];
     }
-    // Bits 5 and 6 are reserved and must be 0.
-    if ((flag_byte & 0x60) != 0) {
+    // Bits 6 and 7 are reserved and must be 0.
+    if ((flag_byte & 0xc0) != 0) {
       return OTS_FAILURE();
     }
     uint32_t flags = kCompressionTypeBrotli;
     if (i > 0) {
       flags |= kWoff2FlagsContinueStream;
     }
-    if ((flag_byte & 0x80) != 0) {
+    // Always transform the glyf and loca tables
+    if (tag == TAG('g', 'l', 'y', 'f') ||
+        tag == TAG('l', 'o', 'c', 'a')) {
       flags |= kWoff2FlagsTransform;
     }
     uint32_t dst_length;