1 files changed, 5 insertions, 4 deletions
diff --git a/chromium/components/data_reduction_proxy/core/common/data_reduction_proxy_event_store.cc b/chromium/components/data_reduction_proxy/core/common/data_reduction_proxy_event_store.cc
index 8f7db517adb..fd6ddc7bd21 100644
--- a/chromium/components/data_reduction_proxy/core/common/data_reduction_proxy_event_store.cc
+++ b/chromium/components/data_reduction_proxy/core/common/data_reduction_proxy_event_store.cc
@@ -12,6 +12,7 @@
 #include "base/memory/ptr_util.h"
 #include "base/stl_util.h"
 #include "base/strings/string_number_conversions.h"
+#include "base/strings/string_piece.h"
 #include "base/strings/string_util.h"
 #include "base/time/time.h"
 #include "base/values.h"
@@ -51,13 +52,13 @@ const StringToConstant kDataReductionProxyBypassActionTypeTable[] = {
 };
 
 std::string JoinListValueStrings(base::ListValue* list_value) {
-  std::vector<std::string> values;
+  std::vector<base::StringPiece> values;
   for (const auto& value : *list_value) {
-    std::string value_string;
-    if (!value->GetAsString(&value_string))
+    base::StringPiece value_string;
+    if (!value.GetAsString(&value_string))
       return std::string();
 
-    values.push_back(std::move(value_string));
+    values.push_back(value_string);
   }
 
   return base::JoinString(values, ";");