Bug 1231109 - Drop FreeBSD checks for unsupported versions. r=jld r=jesup

--HG--
extra : transplant_source : P%FC%E3%29%07%05%D4%8DA%A7%89%90%26%B4%D5%E2%60%89%0C%B0

ipc/chromium/src/base/platform_thread_posix.cc

@@ -14,9 +14,6 @@
 #elif defined(OS_LINUX)
 #include <sys/syscall.h>
 #include <sys/prctl.h>
-#elif defined(OS_FREEBSD) && !defined(__GLIBC__)
-#include <sys/param.h>
-#include <sys/thr.h>
 #endif
 
 #if !defined(OS_MACOSX)
@@ -61,13 +58,7 @@ PlatformThreadId PlatformThread::CurrentId() {
 #elif defined(OS_DRAGONFLY)
   return lwp_gettid();
 #elif defined(OS_FREEBSD)
-#  if __FreeBSD_version > 900030
-    return pthread_getthreadid_np();
-#  else
-    long lwpid;
-    thr_self(&lwpid);
-    return lwpid;
-#  endif
+  return pthread_getthreadid_np();
 #endif
 }
 

media/mtransport/third_party/nICEr/src/util/mbslen.c

@@ -43,17 +43,10 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include <locale.h>
 #include <stdlib.h>
 #include <wchar.h>
-#if defined(DARWIN)
+#if defined(DARWIN) || defined(__FreeBSD__)
 #define HAVE_XLOCALE
 #endif
 
-#ifdef __FreeBSD__
-#include <osreldate.h>
-# if __FreeBSD_version > 900505
-#  define HAVE_XLOCALE
-# endif
-#endif
-
 #ifdef HAVE_XLOCALE
 #include <xlocale.h>
 #endif /* HAVE_XLOCALE */

media/webrtc/trunk/webrtc/base/thread_checker_impl.cc

@@ -21,8 +21,6 @@
 #if defined(__NetBSD__)
 #include <lwp.h>
 #elif defined(__FreeBSD__)
-#include <sys/param.h>
-#include <sys/thr.h>
 #include <pthread_np.h>
 #endif
 
@@ -46,13 +44,7 @@ PlatformThreadId CurrentThreadId() {
 #elif defined(__OpenBSD__)
   ret = reinterpret_cast<uintptr_t> (pthread_self());
 #elif defined(__FreeBSD__)
-#if __FreeBSD_version > 900030
-    ret = pthread_getthreadid_np();
-#else
-    long lwpid;
-    thr_self(&lwpid);
-    ret = lwpid;
-#endif
+  ret = pthread_getthreadid_np();
 #else
   // Default implementation for nacl and solaris.
   ret = reinterpret_cast<pid_t>(pthread_self());