Support base::Feature entries in chrome://flags.

base/feature_list.cc

Index: base/feature_list.cc
diff --git a/base/feature_list.cc b/base/feature_list.cc
index 2acd2900dca1e1a85d725b02556d24d99816a584..38cdf57c139ff5812ae3063e6e5e74f140750322 100644
--- a/base/feature_list.cc
+++ b/base/feature_list.cc
@@ -20,11 +20,6 @@ namespace {
 // have more control over initialization timing. Leaky.
 FeatureList* g_instance = nullptr;
 
-// Splits a comma-separated string containing feature names into a vector.
-std::vector<std::string> SplitFeatureListString(const std::string& input) {
-  return SplitString(input, ",", TRIM_WHITESPACE, SPLIT_WANT_NONEMPTY);
-}
-
 }  // namespace
 
 FeatureList::FeatureList() : initialized_(false) {}
@@ -94,6 +89,12 @@ bool FeatureList::IsEnabled(const Feature& feature) {
 }
 
 // static
+std::vector<std::string> FeatureList::SplitFeatureListString(
+    const std::string& input) {
+  return SplitString(input, ",", TRIM_WHITESPACE, SPLIT_WANT_NONEMPTY);
+}
+
+// static
 FeatureList* FeatureList::GetInstance() {
   return g_instance;
 }