Removing crypto/third_party/nss/ and removing crypto _win files

crypto/crypto.gypi

Index: crypto/crypto.gypi
diff --git a/crypto/crypto.gypi b/crypto/crypto.gypi
index 43d43066194320eb2e9fee2cd247211b138bff67..8c7b59fb3dc98947a0b76a401ed320afc5447c16 100644
--- a/crypto/crypto.gypi
+++ b/crypto/crypto.gypi
@@ -8,17 +8,15 @@
     # This is required so that we can build them for nacl win64.
     'variables': {
       'hmac_win64_related_sources': [
+        'crypto_export.h',
         'hmac.cc',
         'hmac.h',
-        'hmac_win.cc',
+        'openssl_util.cc',
+        'openssl_util.h',
         'secure_util.cc',
         'secure_util.h',
+        'symmetric_key.cc',
         'symmetric_key.h',
-        'symmetric_key_win.cc',
-        'third_party/nss/chromium-prtypes.h',
-        'third_party/nss/chromium-sha256.h',
-        'third_party/nss/sha512.cc',
-        'wincrypt_shim.h',
       ],
     },
     'crypto_sources': [
@@ -33,7 +31,6 @@
       'auto_cbb.h',
       'capi_util.cc',
       'capi_util.h',
-      'crypto_export.h',
       'cssm_init.cc',
       'cssm_init.h',
       'curve25519.cc',
@@ -48,7 +45,6 @@
       'encryptor.h',
       'hkdf.cc',
       'hkdf.h',
-      'hmac_openssl.cc',
       'mac_security_services_lock.cc',
       'mac_security_services_lock.h',
       'mock_apple_keychain.cc',
@@ -65,8 +61,6 @@
       'nss_util_internal.h',
       'openssl_bio_string.cc',
       'openssl_bio_string.h',
-      'openssl_util.cc',
-      'openssl_util.h',
       'p224.cc',
       'p224.h',
       'random.h',
@@ -83,7 +77,7 @@
       'signature_creator.h',
       'signature_verifier.cc',
       'signature_verifier.h',
-      'symmetric_key_openssl.cc',
+      'wincrypt_shim.h',
     ],
     'nacl_win64_sources': [
       '<@(hmac_win64_related_sources)',