Use GTEST_DISABLE_MSC_WARNINGS macros to disable warnings

Prior to this change we had a mixture of pragmas and
GTEST_DISABLE_MSC_WARNINGS; this change consolidates all instances
to use the macros.

PiperOrigin-RevId: 505786926
Change-Id: I2be8f6304387393995081af42ed32c2ad1bba5a7

googlemock/src/gmock-spec-builders.cc

@@ -57,11 +57,8 @@
 
 // Silence C4800 (C4800: 'int *const ': forcing value
 // to bool 'true' or 'false') for MSVC 15
-#ifdef _MSC_VER
-#if _MSC_VER == 1900
-#pragma warning(push)
-#pragma warning(disable : 4800)
-#endif
+#if defined(_MSC_VER) && (_MSC_VER == 1900)
+GTEST_DISABLE_MSC_WARNINGS_PUSH_(4800)
 #endif
 
 namespace testing {
@@ -788,8 +785,6 @@ InSequence::~InSequence() {
 
 }  // namespace testing
 
-#ifdef _MSC_VER
-#if _MSC_VER == 1900
-#pragma warning(pop)
-#endif
+#if defined(_MSC_VER) && (_MSC_VER == 1900)
+GTEST_DISABLE_MSC_WARNINGS_POP_()  // 4800
 #endif