try enabling CertVerifyProcWeakDigestTest on iOS

net/cert/cert_verify_proc_unittest.cc

Index: net/cert/cert_verify_proc_unittest.cc
diff --git a/net/cert/cert_verify_proc_unittest.cc b/net/cert/cert_verify_proc_unittest.cc
index d5ccf60b52a9e63fcd174c654d87161ab471e407..e7e297c0d27b335e70dbb352078f0fd75bb0f913 100644
--- a/net/cert/cert_verify_proc_unittest.cc
+++ b/net/cert/cert_verify_proc_unittest.cc
@@ -1776,7 +1776,7 @@ const WeakDigestTestData kVerifyIntermediateCATestData[] = {
      "weak_digest_sha1_ee.pem", EXPECT_MD2 | EXPECT_SHA1 | EXPECT_SHA1_LEAF},
 };
 // Disabled on NSS - MD4 is not supported, and MD2 and MD5 are disabled.
-#if defined(USE_NSS_CERTS) || defined(OS_IOS)
+#if defined(USE_NSS_CERTS)
 #define MAYBE_VerifyIntermediate DISABLED_VerifyIntermediate
 #else
 #define MAYBE_VerifyIntermediate VerifyIntermediate
@@ -1801,7 +1801,7 @@ const WeakDigestTestData kVerifyEndEntityTestData[] = {
 // Disabled on NSS - NSS caches chains/signatures in such a way that cannot
 // be cleared until NSS is cleanly shutdown, which is not presently supported
 // in Chromium.
-#if defined(USE_NSS_CERTS) || defined(OS_IOS)
+#if defined(USE_NSS_CERTS)
 #define MAYBE_VerifyEndEntity DISABLED_VerifyEndEntity
 #else
 #define MAYBE_VerifyEndEntity VerifyEndEntity
@@ -1824,7 +1824,7 @@ const WeakDigestTestData kVerifyIncompleteIntermediateTestData[] = {
 };
 // Disabled on NSS - libpkix does not return constructed chains on error,
 // preventing us from detecting/inspecting the verified chain.
-#if defined(USE_NSS_CERTS) || defined(OS_IOS)
+#if defined(USE_NSS_CERTS)
 #define MAYBE_VerifyIncompleteIntermediate \
     DISABLED_VerifyIncompleteIntermediate
 #else
@@ -1849,7 +1849,7 @@ const WeakDigestTestData kVerifyIncompleteEETestData[] = {
 };
 // Disabled on NSS - libpkix does not return constructed chains on error,
 // preventing us from detecting/inspecting the verified chain.
-#if defined(USE_NSS_CERTS) || defined(OS_IOS)
+#if defined(USE_NSS_CERTS)
 #define MAYBE_VerifyIncompleteEndEntity DISABLED_VerifyIncompleteEndEntity
 #else
 #define MAYBE_VerifyIncompleteEndEntity VerifyIncompleteEndEntity
@@ -1874,7 +1874,7 @@ const WeakDigestTestData kVerifyMixedTestData[] = {
 };
 // NSS does not support MD4 and does not enable MD2 by default, making all
 // permutations invalid.
-#if defined(USE_NSS_CERTS) || defined(OS_IOS)
+#if defined(USE_NSS_CERTS)
 #define MAYBE_VerifyMixed DISABLED_VerifyMixed
 #else
 #define MAYBE_VerifyMixed VerifyMixed