Roll src/buildtools/third_party/libc++/trunk/ 9009625c8..4daecde1d (1…

…2 commits)

https://chromium.googlesource.com/chromium/llvm-project/libcxx.git/+log/9009625c821e..4daecde1d737

$ git log 9009625c8..4daecde1d --date=short --no-merges --format='%ad %ae %s'
2019-03-21 eric Add dylib-has-no-filesystem when filesystem is disabled
2019-03-21 eric Mark debug death tests as unsupported on Windows
2019-03-21 eric Remove type visibility specifiers from new chrono types.
2019-03-21 bion [libcxx] [test] Revert r356632 add (void) casts to operator new calls, to suppress warnings generated by [[nodiscard]]."
2019-03-21 eric Allow disabling of filesystem library.
2019-03-20 bion [libcxx] [test] Add (void) casts to operator new calls, to suppress warnings generated by [[nodiscard]].
2019-03-20 nicolasweber libc++/win: Make once_flag have the same size as a pointer.
2019-03-20 ldionne [libc++] Mark <filesystem> as unavailable on Apple platforms using pragmas
2019-03-20 mclow.lists Mark <charconv> tests as unsupported for C++11 and C++14 if you're not testing libc++. Thanks to Louis for the suggestion.
2019-03-20 ldionne [libc++] Use the compiler that CMake found when running lit for back-deployment tests
2019-03-20 ldionne [libc++][CMake] Clean up some of the libc++ re-exporting logic
2019-03-20 mclow.lists Make to_chars/from_chars work back to C++11. This means that we can use them to implement to_string as well. Reviewed as https://reviews.llvm.org/D59598.

Created with:
  roll-dep src/buildtools/third_party/libc++/trunk
and then manually updating buildtools/DEPS and buildtools/deps_revisions.gni

Bug: 943373
Change-Id: I4e67ee03283ffd9648934f4897f2b1e74adc8c0d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1533290
Commit-Queue: Nico Weber <thakis@chromium.org>
Auto-Submit: Nico Weber <thakis@chromium.org>
Reviewed-by: Thomas Anderson <thomasanderson@chromium.org>
Cr-Commit-Position: refs/heads/master@{#642909}

DEPS

@@ -288,7 +288,7 @@ vars = {
   # Also, if you change these, make sure you update the svn_revisions in
   # //buildtools/deps_revisions.gni.
   'clang_format_revision': '96636aa0e9f047f17447f2d45a094d0b59ed7917',
-  'libcxx_revision': '9009625c821e9580bfece732c25bac1cc9c5a7c2',
+  'libcxx_revision': '4daecde1d737da594173591db71e543a3e2d51d8',
   'libcxxabi_revision': '0d529660e32d77d9111912d73f2c74fc5fa2a858',
   'libunwind_revision': '69d9b84cca8354117b9fe9705a4430d789ee599b',
 }

buildtools/DEPS

@@ -18,7 +18,7 @@ vars = {
 
   # When changing these, also update the svn revisions in deps_revisions.gni
   'clang_format_revision': '96636aa0e9f047f17447f2d45a094d0b59ed7917',
-  'libcxx_revision':       '9009625c821e9580bfece732c25bac1cc9c5a7c2',
+  'libcxx_revision':       '4daecde1d737da594173591db71e543a3e2d51d8',
   'libcxxabi_revision':    '0d529660e32d77d9111912d73f2c74fc5fa2a858',
   'libunwind_revision':    '69d9b84cca8354117b9fe9705a4430d789ee599b',
 }

buildtools/deps_revisions.gni

@@ -5,5 +5,5 @@
 declare_args() {
   # The libc++ svn revision that belongs to the git hash in DEPS. Used to cause
   # full rebuilds on libc++ rolls.
-  libcxx_svn_revision = "356574"
+  libcxx_svn_revision = "356640"
 }