Revert "trace2: collect platform-specific process information"

This reverts commit 3adeefc.

Author: jeffhostetler

common-main.c

@@ -37,7 +37,6 @@ int main(int argc, const char **argv)
 
 	trace2_initialize();
 	trace2_cmd_start(argv);
-	trace2_collect_process_info();
 
 	git_resolve_executable_dir(argv[0]);
 

compat/win32/ancestry.c

@@ -424,8 +424,7 @@ ifeq ($(uname_S),Windows)
 	BASIC_CFLAGS = -nologo -I. -Icompat/vcbuild/include -DWIN32 -D_CONSOLE -DHAVE_STRING_H -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_DEPRECATE
 	COMPAT_OBJS = compat/msvc.o compat/winansi.o \
 		compat/win32/pthread.o compat/win32/syslog.o \
-		compat/win32/dirent.o compat/win32/fscache.o \
-		compat/win32/ancestry.o
+		compat/win32/dirent.o compat/win32/fscache.o
 	COMPAT_CFLAGS = -D__USE_MINGW_ACCESS -DDETECT_MSYS_TTY -DNOGDI -DHAVE_STRING_H -Icompat -Icompat/regex -Icompat/win32 -DSTRIP_EXTENSION=\".exe\"
 	BASIC_LDFLAGS = -IGNORE:4217 -IGNORE:4049 -NOLOGO -ENTRY:wmainCRTStartup -SUBSYSTEM:CONSOLE
 	# invalidcontinue.obj allows Git's source code to close the same file
@@ -587,8 +586,7 @@ ifneq (,$(findstring MINGW,$(uname_S)))
 	COMPAT_CFLAGS += -DSTRIP_EXTENSION=\".exe\"
 	COMPAT_OBJS += compat/mingw.o compat/winansi.o \
 		compat/win32/pthread.o compat/win32/syslog.o \
-		compat/win32/dirent.o compat/win32/fscache.o \
-		compat/win32/ancestry.o
+		compat/win32/dirent.o compat/win32/fscache.o
 	BASIC_CFLAGS += -DWIN32 -DPROTECT_NTFS_DEFAULT=1
 	EXTLIBS += -lws2_32
 	GITLIBS += git.res

config.mak.uname

@@ -387,17 +387,4 @@ __attribute__((format (printf, 1, 2)))
 void trace2_printf(const char *fmt, ...);
 #endif
 
-/*
- * Optional platform-specific code to dump information about the
- * current and any parent process(es).  This is intended to allow
- * post-processors to know who spawned this git instance and anything
- * else the platform may be able to tell us about the current process.
- */
-#if defined(GIT_WINDOWS_NATIVE)
-void trace2_collect_process_info(void);
-#else
-#define trace2_collect_process_info() \
-	do {} while (0)
-#endif
-
 #endif /* TRACE2_H */