Update SplitString calls in chrome.

chrome/browser/metrics/variations/variations_service_unittest.cc

Index: chrome/browser/metrics/variations/variations_service_unittest.cc
diff --git a/chrome/browser/metrics/variations/variations_service_unittest.cc b/chrome/browser/metrics/variations/variations_service_unittest.cc
index d01707e99d35d79bdac6e50c531c52d36bea635d..ff08fedefc8b9a0d4d0d0a1a9c2cc9d0d8f28d65 100644
--- a/chrome/browser/metrics/variations/variations_service_unittest.cc
+++ b/chrome/browser/metrics/variations/variations_service_unittest.cc
@@ -484,9 +484,9 @@ TEST_F(VariationsServiceTest, LoadPermanentConsistencyCountry) {
 
     if (test.pref_value_before) {
       base::ListValue list_value;
-      std::vector<std::string> list_components;
-      base::SplitString(test.pref_value_before, ',', &list_components);
-      for (const std::string& component : list_components)
+      for (const std::string& component : base::SplitString(
+               test.pref_value_before, ",",
+               base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL))
         list_value.AppendString(component);
       prefs.Set(prefs::kVariationsPermanentConsistencyCountry, list_value);
     }
@@ -500,9 +500,9 @@ TEST_F(VariationsServiceTest, LoadPermanentConsistencyCountry) {
                                          base::Version(test.version), seed));
 
     base::ListValue expected_list_value;
-    std::vector<std::string> list_components;
-    base::SplitString(test.expected_pref_value_after, ',', &list_components);
-    for (const std::string& component : list_components)
+    for (const std::string& component : base::SplitString(
+             test.expected_pref_value_after, ",",
+             base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL))
       expected_list_value.AppendString(component);
     EXPECT_TRUE(expected_list_value.Equals(
         prefs.GetList(prefs::kVariationsPermanentConsistencyCountry)));