Update SplitString calls in components

components/metrics/net/network_metrics_provider.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/metrics/net/network_metrics_provider.h"
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 208 matching lines @@
   if (!info.model_name.empty())
     vendor->set_model_name(info.model_name);
   if (!info.device_name.empty())
     vendor->set_device_name(info.device_name);
 
   // Return if OUI list is not provided.
   if (info.oui_list.empty())
     return;
 
   // Parse OUI list.
-  std::vector<std::string> oui_list;
-  base::SplitString(info.oui_list, ' ', &oui_list);
-  for (std::vector<std::string>::const_iterator it = oui_list.begin();
-       it != oui_list.end();
-       ++it) {
+  for (const base::StringPiece& oui_str : base::SplitStringPiece(
+           info.oui_list, " ", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL)) {
     uint32 oui;
-    if (base::HexStringToUInt(*it, &oui))
+    if (base::HexStringToUInt(oui_str, &oui))
       vendor->add_element_identifier(oui);
     else
       NOTREACHED();
   }
 }
 
 }  // namespace metrics