Removed unsupported Visual Studio related code in entropy_poll.c and x509_crt.c.

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
diff --git a/library/entropy_poll.c b/library/entropy_poll.c
index e5cf970..8048ace 100644
--- a/library/entropy_poll.c
+++ b/library/entropy_poll.c
@@ -51,22 +51,7 @@
 #include <windows.h>
 #if _WIN32_WINNT >= 0x0501 /* _WIN32_WINNT_WINXP */
 #include <bcrypt.h>
-#if defined(_MSC_VER) && _MSC_VER <= 1600
-#define MBEDTLS_POP_TARGET_PRAGMA
-#endif
-#if defined(MBEDTLS_POP_TARGET_PRAGMA)
-/* Visual Studio 2010 and earlier issue a warning when both <stdint.h> and
- * <intsafe.h> are included, as they redefine a number of <TYPE>_MAX constants.
- * These constants are guaranteed to be the same, though, so we suppress the
- * warning when including intsafe.h.
- */
-#pragma warning(push)
-#pragma warning(disable : 4005)
-#endif
 #include <intsafe.h>
-#if defined(MBEDTLS_POP_TARGET_PRAGMA)
-#pragma warning(pop)
-#endif
 
 int mbedtls_platform_entropy_poll(void *data, unsigned char *output, size_t len,
                                   size_t *olen)
@@ -256,8 +241,4 @@
 }
 #endif /* MBEDTLS_ENTROPY_NV_SEED */
 
-#if defined(MBEDTLS_POP_TARGET_PRAGMA)
-#undef MBEDTLS_POP_TARGET_PRAGMA
-#endif
-
 #endif /* MBEDTLS_ENTROPY_C */
diff --git a/library/x509_crt.c b/library/x509_crt.c
index 4beda54..8c955cb 100644
--- a/library/x509_crt.c
+++ b/library/x509_crt.c
@@ -61,22 +61,7 @@
 #if defined(_WIN32) && !defined(EFIX64) && !defined(EFI32)
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
-#if defined(_MSC_VER) && _MSC_VER <= 1600
-#define MBEDTLS_POP_TARGET_PRAGMA
-#endif
-#if defined(MBEDTLS_POP_TARGET_PRAGMA)
-/* Visual Studio 2010 and earlier issue a warning when both <stdint.h> and
- * <intsafe.h> are included, as they redefine a number of <TYPE>_MAX constants.
- * These constants are guaranteed to be the same, though, so we suppress the
- * warning when including intsafe.h.
- */
-#pragma warning(push )
-#pragma warning(disable : 4005)
-#endif
 #include <intsafe.h>
-#if defined(MBEDTLS_POP_TARGET_PRAGMA)
-#pragma warning(pop)
-#endif
 #else
 #include <time.h>
 #endif
@@ -3336,8 +3321,4 @@
 }
 #endif /* MBEDTLS_ECDSA_C && MBEDTLS_ECP_RESTARTABLE */
 
-#if defined(MBEDTLS_POP_TARGET_PRAGMA)
-#undef MBEDTLS_POP_TARGET_PRAGMA
-#endif
-
 #endif /* MBEDTLS_X509_CRT_PARSE_C */