Apply @laszlocsomor's protobuf patch to fix build on windows.

This patch was taken from [1] and fixes a CI breakage on Windows.

[1] https://github.com/google/protobuf/pull/2969/commits/14d2821157d047426c313759966d01f17b608c3a

Change-Id: Ibec9c3580566f573c7b558fffa40844da5239108

1 files changed, 0 insertions, 8 deletions

diff --git a/third_party/protobuf/3.2.0/src/google/protobuf/stubs/io_win32.cc b/third_party/protobuf/3.2.0/src/google/protobuf/stubs/io_win32.cc
index b5f1cdf0b7..bffa450a26 100644
--- a/third_party/protobuf/3.2.0/src/google/protobuf/stubs/io_win32.cc
+++ b/third_party/protobuf/3.2.0/src/google/protobuf/stubs/io_win32.cc
@@ -251,14 +251,6 @@ int win32_mkdir(const char* path, int _mode) {
 }
 
 int win32_access(const char* path, int mode) {
-  // _access/_waccess in <io.h> don't support checking for executability (nor is
-  // X_OK defined).
-  // They support checking for readability (but R_OK is not defined) but we
-  // never use them for that in the protobuf source code.
-  // Existence and writability check are also supported, but again F_OK and W_OK
-  // aren't defined as constants in <io.h>; they are defined in io_win32.h
-  // Therefore we only support F_OK and W_OK.
-  assert(mode & ~(F_OK | W_OK) == 0);
   wstring wpath;
   if (!as_windows_path(path, MAX_PATH, &wpath)) {
     errno = ENOENT;