ART: Switch verifier kThrow fatal to default-on

Bug: 121245951
Test: m test-art-host
Test: m
Change-Id: I6eeb4f5cfe28c6c386e652db24d42099a413c079
diff --git a/runtime/runtime_options.def b/runtime/runtime_options.def
index a00bb14..c384eda 100644
--- a/runtime/runtime_options.def
+++ b/runtime/runtime_options.def
@@ -169,6 +169,6 @@
                      gc::space::ImageSpaceLoadingOrder::kSystemFirst)
 
 RUNTIME_OPTIONS_KEY (bool,                FastClassNotFoundException,     true)
-RUNTIME_OPTIONS_KEY (bool,                VerifierMissingKThrowFatal,     false)
+RUNTIME_OPTIONS_KEY (bool,                VerifierMissingKThrowFatal,     true)
 
 #undef RUNTIME_OPTIONS_KEY