Replace some Tokenize calls with SplitString.

base/process/process_iterator_openbsd.cc

Index: base/process/process_iterator_openbsd.cc
diff --git a/base/process/process_iterator_openbsd.cc b/base/process/process_iterator_openbsd.cc
index 7c44eb118c00e938e070caa5ee91698937293e19..f864f58da4f88e885ab2f56a4209a952527fd264 100644
--- a/base/process/process_iterator_openbsd.cc
+++ b/base/process/process_iterator_openbsd.cc
@@ -8,6 +8,7 @@
 #include <sys/sysctl.h>
 
 #include "base/logging.h"
+#include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 
 namespace base {
@@ -92,7 +93,8 @@ bool ProcessIterator::CheckForNextProcess() {
     // |entry_.cmd_line_args_|.
     std::string delimiters;
     delimiters.push_back('\0');
-    Tokenize(data, delimiters, &entry_.cmd_line_args_);
+    entry_.cmd_line_args_ = SplitString(data, delimiters, KEEP_WHITESPACE,
+                                        SPLIT_WANT_NONEMPTY);
 
     // |data| starts with the full executable path followed by a null character.
     // We search for the first instance of '\0' and extract everything before it