Replace some Tokenize calls with SplitString.

chrome/browser/chromeos/file_manager/file_tasks.cc

Index: chrome/browser/chromeos/file_manager/file_tasks.cc
diff --git a/chrome/browser/chromeos/file_manager/file_tasks.cc b/chrome/browser/chromeos/file_manager/file_tasks.cc
index b70c7b7d0c0d5c066db4977af9e81cbe960769c5..4f07a6ad02f0f70a7c85e5b1ef15da58b10c0276 100644
--- a/chrome/browser/chromeos/file_manager/file_tasks.cc
+++ b/chrome/browser/chromeos/file_manager/file_tasks.cc
@@ -8,6 +8,7 @@
 #include "base/bind.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
+#include "base/strings/string_split.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/chromeos/drive/file_task_executor.h"
@@ -221,13 +222,13 @@ std::string TaskDescriptorToId(const TaskDescriptor& task_descriptor) {
 bool ParseTaskID(const std::string& task_id, TaskDescriptor* task) {
   DCHECK(task);
 
-  std::vector<std::string> result;
-  int count = Tokenize(task_id, std::string("|"), &result);
+  std::vector<std::string> result = base::SplitString(
+      task_id, "|", base::KEEP_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
 
   // Parse a legacy task ID that only contain two parts. Drive tasks are
   // identified by a prefix "drive-app:" on the extension ID. The legacy task
   // IDs can be stored in preferences.
-  if (count == 2) {
+  if (result.size() == 2) {
     if (base::StartsWithASCII(result[0], kDriveTaskExtensionPrefix, true)) {
       task->task_type = TASK_TYPE_DRIVE_APP;
       task->app_id = result[0].substr(kDriveTaskExtensionPrefixLength);
@@ -241,7 +242,7 @@ bool ParseTaskID(const std::string& task_id, TaskDescriptor* task) {
     return true;
   }
 
-  if (count != 3)
+  if (result.size() != 3)
     return false;
 
   TaskType task_type = StringToTaskType(result[1]);