Reland "Roll clang llvmorg-15-init-7040-g50de659a-3 : llvmorg-15-init-7570-gba4537b2-1"

This is a reland of commit 709143c057a3b4e57159d512f70841677575537b
We now pass -Xclang -no-opaque-pointers to temporarily force the old
behavior. That seems better than building with
CLANG_ENABLE_OPAQUE_POINTERS=OFF since just a single test in a
somewhat obscure build configuration is failing, and it's possible
that it's a code bug, not a compiler bug. This way, it's easier to
turn on opaque pointer types once the test is figured out (assuming
it's actually a test bug).

Original change's description:
> Roll clang llvmorg-15-init-7040-g50de659a-3 : llvmorg-15-init-7570-gba4537b2-1
>
> Ran `tools/clang/scripts/upload_revision.py ba4537b22796a561dbcd7cd4e666bb5039510b21`.
>
> Ran `third_party/abseil-cpp/generate_def_files.py` with the new
> compiler to update absl def files.
>
> Bug: 1314787,1315607
> Change-Id: I04a59498d0f27171b8f5773f84fa0be34ce388c9
> Cq-Include-Trybots: chromium/try:android-asan
> Cq-Include-Trybots: chromium/try:chromeos-amd64-generic-cfi-thin-lto-rel
> Cq-Include-Trybots: chromium/try:dawn-win10-x86-deps-rel
> Cq-Include-Trybots: chromium/try:linux-chromeos-dbg
> Cq-Include-Trybots: chromium/try:linux_chromium_cfi_rel_ng
> Cq-Include-Trybots: chromium/try:linux_chromium_chromeos_msan_rel_ng
> Cq-Include-Trybots: chromium/try:linux_chromium_msan_rel_ng
> Cq-Include-Trybots: chromium/try:mac11-arm64-rel,mac_chromium_asan_rel_ng
> Cq-Include-Trybots: chromium/try:win-asan,win7-rel
> Cq-Include-Trybots: chromium/try:android-official,fuchsia-official
> Cq-Include-Trybots: chromium/try:mac-official,linux-official
> Cq-Include-Trybots: chromium/try:win-official,win32-official
> Cq-Include-Trybots: chromium/try:linux-swangle-try-x64,win-swangle-try-x86
> Cq-Include-Trybots: chrome/try:iphone-device,ipad-device
> Cq-Include-Trybots: chrome/try:linux-chromeos-chrome
> Cq-Include-Trybots: chrome/try:win-chrome,win64-chrome,mac-chrome
> Cq-Include-Trybots: chrome/try:linux-pgo,mac-pgo,win32-pgo,win64-pgo
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3583858
> Commit-Queue: Nico Weber <thakis@chromium.org>
> Auto-Submit: Nico Weber <thakis@chromium.org>
> Reviewed-by: Arthur Eubanks <aeubanks@google.com>
> Commit-Queue: Arthur Eubanks <aeubanks@google.com>
> Cr-Commit-Position: refs/heads/main@{#992325}

Bug: 1314787,1315607,1316298
Change-Id: Id6f5af74f906d514606beed45f6bfe2abdf80518
Cq-Include-Trybots: chromium/try:android-asan
Cq-Include-Trybots: chromium/try:chromeos-amd64-generic-cfi-thin-lto-rel
Cq-Include-Trybots: chromium/try:dawn-win10-x86-deps-rel
Cq-Include-Trybots: chromium/try:linux-chromeos-dbg
Cq-Include-Trybots: chromium/try:linux_chromium_cfi_rel_ng
Cq-Include-Trybots: chromium/try:linux_chromium_chromeos_msan_rel_ng
Cq-Include-Trybots: chromium/try:linux_chromium_msan_rel_ng
Cq-Include-Trybots: chromium/try:mac11-arm64-rel,mac_chromium_asan_rel_ng
Cq-Include-Trybots: chromium/try:win-asan,win7-rel
Cq-Include-Trybots: chromium/try:android-official,fuchsia-official
Cq-Include-Trybots: chromium/try:mac-official,linux-official
Cq-Include-Trybots: chromium/try:win-official,win32-official
Cq-Include-Trybots: chromium/try:linux-swangle-try-x64,win-swangle-try-x86
Cq-Include-Trybots: chrome/try:iphone-device,ipad-device
Cq-Include-Trybots: chrome/try:linux-chromeos-chrome
Cq-Include-Trybots: chrome/try:win-chrome,win64-chrome,linux-chrome,mac-chrome
Cq-Include-Trybots: chrome/try:linux-pgo,mac-pgo,win32-pgo,win64-pgo
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3584317
Commit-Queue: Nico Weber <thakis@chromium.org>
Auto-Submit: Nico Weber <thakis@chromium.org>
Reviewed-by: Hans Wennborg <hans@chromium.org>
Commit-Queue: Hans Wennborg <hans@chromium.org>
Cr-Commit-Position: refs/heads/main@{#992538}
NOKEYCHECK=True
GitOrigin-RevId: 003067c130958bb2f867324cd675b4e5d1efbf00
diff --git a/symbols_arm64_rel.def b/symbols_arm64_rel.def
index 5f92eee..b78aa40 100644
--- a/symbols_arm64_rel.def
+++ b/symbols_arm64_rel.def
@@ -121,7 +121,6 @@
     ??0ByAnyChar@absl@@QEAA@Vstring_view@1@@Z
     ??0ByLength@absl@@QEAA@_J@Z
     ??0ByString@absl@@QEAA@Vstring_view@1@@Z
-    ??0ChunkIterator@Cord@absl@@AEAA@PEAUCordRep@cord_internal@2@@Z
     ??0ChunkIterator@Cord@absl@@AEAA@PEBV12@@Z
     ??0Condition@absl@@AEAA@XZ
     ??0Condition@absl@@QEAA@P6A_NPEAX@Z0@Z
diff --git a/symbols_x64_rel.def b/symbols_x64_rel.def
index 750761d..17b6371 100644
--- a/symbols_x64_rel.def
+++ b/symbols_x64_rel.def
@@ -76,8 +76,6 @@
     ??$SetEdge@$0A@@CordRepBtree@cord_internal@absl@@QEAA?AUOpResult@012@_NPEAUCordRep@12@_K@Z
     ??$StrReplaceAll@V?$initializer_list@U?$pair@Vstring_view@absl@@V12@@__1@std@@@std@@@absl@@YA?AV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@Vstring_view@0@AEBV?$initializer_list@U?$pair@Vstring_view@absl@@V12@@__1@std@@@3@@Z
     ??$StrReplaceAll@V?$initializer_list@U?$pair@Vstring_view@absl@@V12@@__1@std@@@std@@@absl@@YAHAEBV?$initializer_list@U?$pair@Vstring_view@absl@@V12@@__1@std@@@std@@PEAV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@2@@Z
-    ??$ToChronoDuration@V?$duration@JV?$ratio@$0DM@$00@__1@std@@@chrono@__1@std@@@time_internal@absl@@YA?AV?$duration@JV?$ratio@$0DM@$00@__1@std@@@chrono@__1@std@@VDuration@1@@Z
-    ??$ToChronoDuration@V?$duration@JV?$ratio@$0OBA@$00@__1@std@@@chrono@__1@std@@@time_internal@absl@@YA?AV?$duration@JV?$ratio@$0OBA@$00@__1@std@@@chrono@__1@std@@VDuration@1@@Z
     ??$__construct_node_hash@AEBUpiecewise_construct_t@__1@std@@V?$tuple@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@V?$tuple@$$V@23@@?$__hash_table@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@V?$__unordered_map_hasher@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@23@U?$hash@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@U?$equal_to@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@$00@23@V?$__unordered_map_equal@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@23@U?$equal_to@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@U?$hash@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@$00@23@V?$allocator@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@@23@@__1@std@@AEAA?AV?$unique_ptr@U?$__hash_node@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@PEAX@__1@std@@V?$__hash_node_destructor@V?$allocator@U?$__hash_node@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@PEAX@__1@std@@@__1@std@@@23@@12@_KAEBUpiecewise_construct_t@12@$$QEAV?$tuple@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@12@$$QEAV?$tuple@$$V@12@@Z
     ??$__emplace_back_slow_path@AEAVstring_view@absl@@AEBV12@AEA_K@?$vector@UViableSubstitution@strings_internal@absl@@V?$allocator@UViableSubstitution@strings_internal@absl@@@__1@std@@@__1@std@@AEAAXAEAVstring_view@absl@@AEBV34@AEA_K@Z
     ??$__emplace_unique_key_args@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@AEBUpiecewise_construct_t@23@V?$tuple@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@V?$tuple@$$V@23@@?$__hash_table@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@V?$__unordered_map_hasher@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@23@U?$hash@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@U?$equal_to@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@$00@23@V?$__unordered_map_equal@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@23@U?$equal_to@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@U?$hash@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@$00@23@V?$allocator@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@@23@@__1@std@@QEAA?AU?$pair@V?$__hash_iterator@PEAU?$__hash_node@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@PEAX@__1@std@@@__1@std@@_N@12@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@12@AEBUpiecewise_construct_t@12@$$QEAV?$tuple@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@12@$$QEAV?$tuple@$$V@12@@Z
diff --git a/symbols_x64_rel_asan.def b/symbols_x64_rel_asan.def
index 14daa87..7805036 100644
--- a/symbols_x64_rel_asan.def
+++ b/symbols_x64_rel_asan.def
@@ -75,8 +75,6 @@
     ??$SetEdge@$0A@@CordRepBtree@cord_internal@absl@@QEAA?AUOpResult@012@_NPEAUCordRep@12@_K@Z
     ??$StrReplaceAll@V?$initializer_list@U?$pair@Vstring_view@absl@@V12@@__1@std@@@std@@@absl@@YA?AV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@Vstring_view@0@AEBV?$initializer_list@U?$pair@Vstring_view@absl@@V12@@__1@std@@@3@@Z
     ??$StrReplaceAll@V?$initializer_list@U?$pair@Vstring_view@absl@@V12@@__1@std@@@std@@@absl@@YAHAEBV?$initializer_list@U?$pair@Vstring_view@absl@@V12@@__1@std@@@std@@PEAV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@2@@Z
-    ??$ToChronoDuration@V?$duration@JV?$ratio@$0DM@$00@__1@std@@@chrono@__1@std@@@time_internal@absl@@YA?AV?$duration@JV?$ratio@$0DM@$00@__1@std@@@chrono@__1@std@@VDuration@1@@Z
-    ??$ToChronoDuration@V?$duration@JV?$ratio@$0OBA@$00@__1@std@@@chrono@__1@std@@@time_internal@absl@@YA?AV?$duration@JV?$ratio@$0OBA@$00@__1@std@@@chrono@__1@std@@VDuration@1@@Z
     ??$__construct_at_end@PEBVFormatArgImpl@str_format_internal@absl@@@?$vector@VFormatArgImpl@str_format_internal@absl@@V?$allocator@VFormatArgImpl@str_format_internal@absl@@@__1@std@@@__1@std@@AEAAXPEBVFormatArgImpl@str_format_internal@absl@@0_K@Z
     ??$__construct_node_hash@AEBUpiecewise_construct_t@__1@std@@V?$tuple@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@V?$tuple@$$V@23@@?$__hash_table@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@V?$__unordered_map_hasher@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@23@U?$hash@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@U?$equal_to@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@$00@23@V?$__unordered_map_equal@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@23@U?$equal_to@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@U?$hash@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@$00@23@V?$allocator@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@@23@@__1@std@@AEAA?AV?$unique_ptr@U?$__hash_node@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@PEAX@__1@std@@V?$__hash_node_destructor@V?$allocator@U?$__hash_node@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@PEAX@__1@std@@@__1@std@@@23@@12@_KAEBUpiecewise_construct_t@12@$$QEAV?$tuple@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@12@$$QEAV?$tuple@$$V@12@@Z
     ??$__emplace_unique_key_args@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@AEBUpiecewise_construct_t@23@V?$tuple@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@V?$tuple@$$V@23@@?$__hash_table@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@V?$__unordered_map_hasher@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@23@U?$hash@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@U?$equal_to@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@$00@23@V?$__unordered_map_equal@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@23@U?$equal_to@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@U?$hash@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@23@$00@23@V?$allocator@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@@23@@__1@std@@QEAA?AU?$pair@V?$__hash_iterator@PEAU?$__hash_node@U?$__hash_value_type@V?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@PEBVImpl@time_zone@cctz@time_internal@absl@@@__1@std@@PEAX@__1@std@@@__1@std@@_N@12@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@12@AEBUpiecewise_construct_t@12@$$QEAV?$tuple@AEBV?$basic_string@DU?$char_traits@D@__1@std@@V?$allocator@D@23@@__1@std@@@12@$$QEAV?$tuple@$$V@12@@Z
@@ -403,7 +401,6 @@
     ?Find@ByChar@absl@@QEBA?AVstring_view@2@V32@_K@Z
     ?Find@ByLength@absl@@QEBA?AVstring_view@2@V32@_K@Z
     ?Find@ByString@absl@@QEBA?AVstring_view@2@V32@_K@Z
-    ?FindFlatStartPiece@InlineRep@Cord@absl@@QEBA?AVstring_view@3@XZ
     ?FindPath@GraphCycles@synchronization_internal@absl@@QEBAHUGraphId@23@0HQEAU423@@Z
     ?FindSlow@CordRepRing@cord_internal@absl@@AEBA?AUPosition@123@I_K@Z
     ?FindTailSlow@CordRepRing@cord_internal@absl@@AEBA?AUPosition@123@I_K@Z