Merge pull request #2723 from JohanMabille/warnings

Fixed warnings
diff --git a/googletest/src/gtest.cc b/googletest/src/gtest.cc
index a5b4e5a..69f25e6 100644
--- a/googletest/src/gtest.cc
+++ b/googletest/src/gtest.cc
@@ -2108,7 +2108,7 @@
     "classname",   "name", "status", "time",   "type_param",
     "value_param", "file", "line",   "result", "timestamp"};
 
-template <int kSize>
+template <size_t kSize>
 std::vector<std::string> ArrayAsVector(const char* const (&array)[kSize]) {
   return std::vector<std::string>(array, array + kSize);
 }