[Clank SSM]: Update BUILD visibility and cflags.

This CL adds visibility for base:base_stack_unwinder_feature
and cflags -Wno-c99-designator.
Necessary for https://chromium-review.googlesource.com/c/chromium/src/+/2055743
to compile.

Bug: 989103
Change-Id: Ied071ca69be1015ac6ef6347df2c1f91e9055ba3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/third_party/libunwindstack/+/2063864
Reviewed-by: Mike Wittman <wittman@chromium.org>
1 file changed
tree: 6a0856b742614ccacd27bc56ce07c3ee5c876e63
  1. .clang-format
  2. BUILD.gn
  3. LICENSE
  4. OWNERS
  5. README.chromium
  6. patches/
  7. src/
  8. tools/