Revert "Intercept base::File Open/Close"

This reverts commit 45a0dc0b75b52e026eb15526ef441edc5dbe9ba5.
> Intercept base::File Open/Close
>
> When a file descriptor is opened by the base::File, all calls to close(3) from
> the same dynamic library will hit a CHECK unless they are made from a
> whitelist of callsites belonging to base::File.
>
> There is a handy protect_file_posix.gypi introduced to make it easy to enable
> on Chrome-for-Android.
>
> This 'linker magic' is somewhat crazy, so:
> 1. it will be *removed *when crbug.com/424562 is fixed
> 2. it should only be used by a whitelist of binaries/libraries (in the
>    opensource part: libchromeshell only)
>
> BUG=424562
>
> Review URL: https://codereview.chromium.org/676873004
>
> Cr-Commit-Position: refs/heads/master@{#304592}

Reason: crashes are not numerous, not much sense to fix, some explanations found
elsewhere.

BUG=424562

Review URL: https://codereview.chromium.org/1101723004

Cr-Commit-Position: refs/heads/master@{#327051}

1 files changed, 0 insertions, 1 deletions

diff --git a/BUILD.gn b/BUILD.gn
index 867680e..5485277 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -321,7 +321,6 @@ group("gn_all") {
       "//base:base_perftests",
       "//base:base_i18n_perftests",
       "//base:check_example",
-      "//base:protect_file_posix",
       "//base:build_utf8_validator_tables",
       "//cc:cc_perftests",
       "//cc/blink:cc_blink_unittests",