Replace ToLower calls to the new format

chrome/test/chromedriver/server/http_handler.cc

Index: chrome/test/chromedriver/server/http_handler.cc
diff --git a/chrome/test/chromedriver/server/http_handler.cc b/chrome/test/chromedriver/server/http_handler.cc
index 63c0a95bcaddd7eed308e25006d7df35831d81d8..c3941b0ee2597336fc233516091c1cda6c5b9026 100644
--- a/chrome/test/chromedriver/server/http_handler.cc
+++ b/chrome/test/chromedriver/server/http_handler.cc
@@ -722,14 +722,14 @@ namespace internal {
 const char kNewSessionPathPattern[] = "session";
 
 bool MatchesMethod(HttpMethod command_method, const std::string& method) {
-  std::string lower_method = base::StringToLowerASCII(method);
+  std::string lower_method = base::ToLowerASCII(method);
   switch (command_method) {
-  case kGet:
-    return lower_method == "get";
-  case kPost:
-    return lower_method == "post" || lower_method == "put";
-  case kDelete:
-    return lower_method == "delete";
+    case kGet:
+      return lower_method == "get";
+    case kPost:
+      return lower_method == "post" || lower_method == "put";
+    case kDelete:
+      return lower_method == "delete";
   }
   return false;
 }