ART: Increase the number of potential instrinsics

The new limit is 256 intrinsics.

Adds additional sanity checks.

Avoids setting the kAccPreviouslyWarm bit for intrinics (defaults to
true).

Bug: 65872996
Test: art/test.py --host -j32
Change-Id: I33ea67c9b6b8500b3ceb8a085358f075f6fcbb82
diff --git a/runtime/verifier/method_verifier.cc b/runtime/verifier/method_verifier.cc
index cfdf20d..ee428ed 100644
--- a/runtime/verifier/method_verifier.cc
+++ b/runtime/verifier/method_verifier.cc
@@ -431,7 +431,7 @@
         }
       }
       if ((verifier.encountered_failure_types_ & VerifyError::VERIFY_ERROR_LOCKING) != 0) {
-        method->AddAccessFlags(kAccMustCountLocks);
+        method->SetMustCountLocks();
       }
     }
   } else {