Switch to standard integer types in base/.

BUG=138542
[email protected]
NOPRESUBMIT=true

Review URL: https://codereview.chromium.org/1538743002

Cr-Commit-Position: refs/heads/master@{#366910}
diff --git a/base/linux_util.cc b/base/linux_util.cc
index d94588f9..744a2311 100644
--- a/base/linux_util.cc
+++ b/base/linux_util.cc
@@ -7,6 +7,7 @@
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <limits.h>
 #include <stdlib.h>
 #include <sys/stat.h>
 #include <sys/types.h>
@@ -21,6 +22,7 @@
 #include "base/process/launch.h"
 #include "base/strings/string_util.h"
 #include "base/synchronization/lock.h"
+#include "build/build_config.h"
 
 namespace {