Googletest export

This change updates testing::internal::IsAProtocolMessage to return true not
just for full proto messages but also for lite ones (i.e. those inheriting
directly from MessageLite).

PiperOrigin-RevId: 304286535

1 files changed, 5 insertions, 3 deletions

diff --git a/googletest/include/gtest/internal/gtest-internal.h b/googletest/include/gtest/internal/gtest-internal.h
index 6bad8780..7f1a5b00 100644
--- a/googletest/include/gtest/internal/gtest-internal.h
+++ b/googletest/include/gtest/internal/gtest-internal.h
@@ -90,7 +90,9 @@
 #define GTEST_STRINGIFY_HELPER_(name, ...) #name
 #define GTEST_STRINGIFY_(...) GTEST_STRINGIFY_HELPER_(__VA_ARGS__, )
 
-namespace proto2 { class Message; }
+namespace proto2 {
+class MessageLite;
+}
 
 namespace testing {
 
@@ -879,10 +881,10 @@ class GTEST_API_ Random {
   typename std::remove_const<typename std::remove_reference<T>::type>::type
 
 // IsAProtocolMessage<T>::value is a compile-time bool constant that's
-// true if and only if T is type proto2::Message or a subclass of it.
+// true if and only if T is type proto2::MessageLite or a subclass of it.
 template <typename T>
 struct IsAProtocolMessage
-    : public std::is_convertible<const T*, const ::proto2::Message*> {};
+    : public std::is_convertible<const T*, const ::proto2::MessageLite*> {};
 
 // When the compiler sees expression IsContainerTest<C>(0), if C is an
 // STL-style container class, the first overload of IsContainerTest